Alaska Cruise Weather (Month by Month Guide)

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You’re not alone if you’re worried about how cold it gets in Alaska or which month is best to avoid the rain. The weather in Alaska is unpredictable and can change at a moment’s notice.

It’s not uncommon to wake up to a hot sunny day, only to find it cold and raining 10 minutes later.

We’ve put together this Alaska cruise weather guide to help you find the best time to cruise to Alaska .

Table of Contents

Alaska Cruise Weather by Month

The Alaska cruise season generally runs from May to September, with occasional cruises in April and October.

The below chart shows the Alaska cruise temperatures you can expect on the inside passage, along with rainfall and hours of daylight:

Alaska Cruise Weather in May

Royal Caribbean cruise ship Radiance of the seas docked in skagway alaska

  • Highs : 55°F
  • Lows : 40°F
  • Average Rainfall : 3.48 inches
  • Hours of Daylight : 16.5 hours of daylight

Many cruise ships begin their summer deployments to Alaska in May before peak season begins in June.

The Alaska cruise weather in June is fairly cool, but it has the least amount of rainfall during the Alaska cruise season. You can expect Alaska cruise temperatures in May to have lows of around 40 and highs of around 55 degrees Fahrenheit.

May is one of the best times to visit Alaska for dry weather, fewer crowds, and lots of wildlife.

During May, you’ll find several whale species along Alaska’s inside passage. By this time of the year, most of the whales will have completed their migration from the warm waters of Mexico to Alaska, where they will spend the summer.

Spring is also the time to spot newborn wildlife.

You can expect to see lots of snow-capped mountains, and there are fewer insects and mosquitos.

Alaska Cruise Weather in June

Cruise ship at a port in Juneau, Alaska with snow capped mountain and low lying fog in the background

  • Highs : 60°F
  • Lows : 45°F
  • Average Rainfall : 3.36 inches
  • Hours of Daylight : 18.1 hours of daylight

Early June is when the Alaska cruise season kicks into high gear. The warming weather allows cruise ships to travel through the Arctic waters providing unique opportunities for passengers.

The Alaska cruise temperature is warmer in June, with lows of 45 and highs in the low 60 degrees Fahrenheit. Make sure to pack insect repellant when you visit Alaska in June, as mosquitos and other insects can become a nuisance.

The warm weather makes it one of the best times to witness the calving of glaciers.

You can expect 18-20 hours of daylight in June, providing lots of time to enjoy the Alaskan wilderness and abundant wildlife.

June is one of the best months for wildlife sightings, with caribou, black bears, mountain goats, moose calves, and even polar bears out and about.

Alaska Cruise Weather in July

Royal Princess Docked in Juneau Alaska

  • Highs : 65°F
  • Lows : 50°F
  • Average Rainfall : 4.14 inches
  • Hours of Daylight : 17.3 hours of daylight

July is the peak season for Alaska cruises and provides the best Alaska cruise weather and wildlife opportunities. This month has some of the warmest weather, longest daylight hours, and the largest number of tourists.

Temperatures in July average from the high 40s to 65 degrees Fahrenheit.

The warm weather and long hours of sunlight mean you’ll want to pack sunglasses and sunscreen. You should still wear layers when visiting the port, but if you’re planning active shore excursions like hikes or glacier walks, you’ll want to stick with lightweight clothing.

July is an ideal month to visit for salmon fishing, cultural festivals, bear viewing, and small-town exploring. With the popularity of July cruising, cruise prices are at their highest.

Despite having the best weather, Alaska’s weather in July is very unpredictable. You’ll want to pack for all kinds of weather and wear a lightweight rain jacket.

Alaska Cruise Weather in August

Mendenhall Glacier and Lake in Juneau Alaska USA in summer

  • Average Rainfall : 5.37 inches
  • Hours of Daylight : 15.2 hours of daylight

August is when the Alaska cruise season begins to wind down. During this month, you can expect the weather begins to cool, higher rainfall, and gorgeous fall landscapes.

You may be able to find some deals towards mid-August, but expect full fares for the most part.

The chance of rain during this month is over 50%, so you’ll want to pack plenty of waterproof gear – including waterproof shoes and wool socks.

Alaska Cruise Weather in September

Radiance of the Seas docked in Sitka Alaska

  • Average Rainfall : 7.54 inches
  • Hours of Daylight : 12.4 hours of daylight

As school returns to session, cruise prices dip and provide travelers with last-minute bargains to take an Alaskan cruise.

The temperatures in September are slightly cooler, with highs of 55 and lows around 40 degrees fair height. September is also the rainiest month of the cruise season. So be prepared to pack lots of rain gear.

September also sees fewer crowds than in the summer. However, the shoulder season has become more prevalent in recent years, making great deals harder to find. Knowing when to book your cruise can help you save money on your trip.

Due to the shorter daylight hours, September provides the best opportunity to see the Aurora Borealis from an Alaskan cruise.

Fun Alaska Weather Facts

  • The coldest recorded temperature in Alaska is -79.8° F (-62° C) at Prospect Creek on January 23, 1971. It also holds the record as the coldest recorded temperature in the United States
  • The hottest recorded temperature in Alaska is 100° F (38° C). The temperature was recorded on June 27, 1905, in Fort Yukon
  • Juneau, Alaska, is the cloudiest place in the US, with only a 30% chance of seeing the sun.
  • 1952-1953 set the record for most snowfall in a year with 971.5 inches of snow.
  • Yakutat, Alaska, holds the record as the rainiest place in the US, with an annual rainfall of 160 inches each year.
  • Southeast Alaska is home to the Tongass National Forest, the largest temperate rainforest in the world.

Final Thoughts

Alaska cruise weather is unpredictable. The weather conditions can change several times throughout the day, which is why it’s best to pack plenty of layers and a lightweight raincoat.

The best time to cruise Alaska for good weather is between late June and early July. The summer months have the warmest temperatures and the least amount of snowfall.

Not to mention you’ll have a better chance of seeing humpback whales, king salmon, bears, moose, and bald eagles.

  • Climate for Juneau, Alaska . Climate in Juneau, Alaska. (n.d.). Retrieved November 4, 2022, from https://www.rssweather.com/climate/Alaska/Juneau/
  • Alaska Weather & Climate: Temperature Chart, daylight & more . ALASKA.ORG. (n.d.). Retrieved November 4, 2022, from https://www.alaska.org/expert-advice/weather-climate
  • Alaska Weather . Travel Alaska. (n.d.). Retrieved November 4, 2022, from https://www.travelalaska.com/Plan-your-Trip/Planning-Tools/Alaska-Weather
  • Amazing Alaska Facts – A Land of Extremes . AlaskaKids. (n.d.). Retrieved November 4, 2022, from http://www.alaskakids.org/index.cfm/know-alaska/Alaska-Quick-Facts/Land-of-Extremes

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Cruise Tips for Alaska Weather: Month by Month

Cruise Tips for Weather in Alaska: Month by Month

If you’re thinking about planning a summer cruise , Alaska may be the perfect destination for you. The Alaskan cruise season lasts from May to October, and the warmest months for travel are typically June, July, and August. Alaskan cruises may seem suited only for people who like extreme weather, but the truth is that the weather in Alaska varies widely based on the region.

Here’s what you can expect each month on your upcoming Alaska cruise along with what you really need to pack.  

Ready to start planning? Explore all Alaska cruises .

Alaska Cruise Weather in May

May brings warmer weather within the cities and towns of the Alaskan inside passage. While it can be freezing cold at times, the weather can also be pleasantly cool. The low temperatures typically range from the mid-thirties to the low forties Fahrenheit, but the highs can get up to the upper fifties.

This month also experiences near constant cloud cover with a good chance of rain on any given day. Travelers get at least fifteen hours of daylight and twilight in May, providing more time for whale watching and other outdoor activities. With low wind speeds, cold temperatures, and precipitation, travelers may want to pack plenty of knit sweaters, a jacket, warm pants, and waterproof boots or shoes.

See Glaciers on a Cruise to Alaska with Norwegian

Alaska Cruise Weather in June

Most of the month of June in Alaska is either cold or pleasantly cool with very cold temperatures being less frequent than in May. The lows can be as low as forty-three degrees Fahrenheit, and the highs can get up to the sixties on average.

Cloud cover and precipitation conditions from May persist throughout June and July, and wind speeds remain low as well. Layers are essential for this type of fluctuating weather, and travelers should be sure to pack waterproof jackets and shoes for rainy moments, cardigans or light sweaters, and other warm clothes like jeans, long skirts, and tights.

RELATED CRUISES: 7-Day Alaska: Glacier Bay, Skagway & Juneau 9-Day Cruise Alaska: Hubbard Glacier, Skagway & Juneau 7-Day Cruise Alaska: Hubbard Glacier & Skagway to Vancouver

Alaska Cruise Weather in July

July is known as the hottest month in this section of Alaska with the hottest day of the year falling on July 9th. Temperatures range on average between fifty and sixty degrees with mostly cool afternoons and evenings and chilly mornings and mid-day hours.

The late nights and early mornings can be very cold, but these are also the hours when most people are asleep in their cabins. Travelers cruising to Alaska in July should be sure to pack plenty of layers along with some waterproof outerwear, but they should pack light, removable layers to adjust to the warmer temperatures of the afternoons.

See Mendenhall Glacier on a Cruise to Alaska

Alaska Cruise Weather in August

August brings a gradual decrease in temperatures again, but it is still one of the hottest months of the year in this region. Temperatures during this month usually range from the mid-forties to the low sixties, and days are typically cool or chilly.

Like July, nights and early mornings can be very cold, so late nighters and early risers should be prepared to bundle up for icy temperatures. Plenty of layers are also essential in August, and travelers should be sure to pack waterproof jackets, shoes, and bags as August and September are among the rainiest months of the year.

Alaska Cruise Weather in September

September is one of the last months of the cruise season in Alaska and it is also one of the coldest, with temperatures staying in the low to high forties on average. As the month advances, the temperatures drop lower and lower, and the nights and early mornings can be bitterly cold.

The abundant cloud cover and frequent rain make the landscape all the more beautiful, but visitors should dress properly for a better overall experience. Travelers still get at least twelve hours of sunlight for excursions and deck activities, but they should pack thick pants, knit sweaters, and insulated shoes to combat the cold along with waterproof rain gear.

Alaska Cruise Weather in October

October in Alaska can see lows can be as low as 28° Fahrenheit, and the highs can reach up to 40° Fahrenheit. You can also expect more precipitation, which can result in some snowy weather.

Both September and October are ideal times to see the stunning Northern Lights, otherwise known as aurora borealis displays. The best times to look is between Midnight and 2am.

While Alaska might be colder than other summer vacation spots, it offers unique experiences that can’t be found anywhere else. These include sightings of wild orcas , sea lions, and humpback whales and riding one of the world’s longest ziplines.

You’ll also have a chance to visit the incredible Butchart Gardens, witness glaciers, pan for gold , hike through temperate rainforests, and much more. If you’re prepared for the weather and pack the right attire for your destination, nothing can get in the way of having a good time.

EDITOR'S NOTE: This article was originally published on May 16, 2018. It has been updated to show related content and itineraries.

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  • Cruise Advice

Alaska Cruise Weather: May-July Overview

Picture of Erica Silverstein

Erica Silverstein

  • February 8, 2021
  • 1.9K shares

Alaska is known for its unpredictable and often erratic weather, so many travelers hesitate over which month to book their sailing. 

While winter months carry a certain magical allure, most opt for spring or summer trips due to vibrant landscapes, extended daylight hours, and milder temperatures. 

Island Princess in Alaska

It’s also during this period that travelers can indulge in fishing and wildlife-viewing opportunities.

Check out our guide to Alaska cruise weather for May, June, and July. In addition to monthly stats, discover the other seasonal variations that can help you pick the perfect time to cruise. 

Alaska Cruise Weather: May

In May, Alaska cruise temperatures average between 40 and 55 degrees Fahrenheit. 

May tends to be slightly rainier than June and July, with a slight chance of snow earlier in the month. 

Ketchikan, a popular stop for cruise ships, is one of the rainiest places in North America. It averages about 9.5 inches of rain in May. So if you’re cruise includes a visit to Ketchikan, it wouldn’t hurt to pack your rain gear. 

Ketchikan averages 16 hours of daylight in May; you’ll get even longer days as you travel north to Anchorage and still more if you take a cruise tour up to Fairbanks. 

ketchikan alaska creek street

However, daylight hours in May are a few hours shorter than what you’ll experience if you travel around the spring equinox in late June. 

Expect to see plenty of snow-capped peaks in May. If you travel up into the hills or mountains on a shore excursion, it’s common to find snow still on the ground. As such, you’ll want to pack waterproof hiking boots and warm, waterproof layers (don’t forget gloves and hats) to handle any wet or chilly spring weather. 

Mosquitos aren’t a problem in May. They’re in the summer, so you don’t have to worry about pesky insects while enjoying your vacation. 

If you’re planning a cruise tour to Denali National Park and Preserve, it’s worth noting that the bus service doesn’t begin until late May. The road through the park is only partially open until early June. 

alaska denali moose holland america

For nature lovers, you’ll be glad to know that May marks the beginning of the salmon-fishing, whale-watching, and wildlife-viewing seasons. 

Although you can spot whales and go fishing any time during the Alaska cruise season, late May and early June are considered the best for seeing mammals because this is when moms and babies search for food. 

If budget is as big a concern as Alaska cruise weather, May is one of the cheapest months to sail due to shoulder-season discounts. 

READ MORE:  Alaska Inside Passage Cruises: What You Need to Know

Alaska Cruise Weather: June

If you’re planning an Alaska cruise in June, temperatures average a low of 45 and a high of 62. 

June is tied with July as the least rainy month, with Ketchikan receiving an average rainfall of less than 7.5 inches.

Alaska cruise weather in late June is some of the best, with 18 hours of daylight and plenty of sun. If you’re lucky, it might even get warm! 

With drier ground in June than in May, Alaska cruisers can start to hike in earnest. 

Whether on your own or with a guide, be sure to pack appropriate gear, such as backpacks with bear bells, water bottles, snacks, and—most importantly—bug spray. The mosquitos start being a nuisance in June. 

For other shore excursions, layering is your best bet. You might need a fleece jacket in the morning but find yourself stripping down to a T-shirt by early afternoon. A packable rain jacket is always good to have on hand since you never know when you’ll get caught in a summer squall. 

alaska cruise holland america line

The warmer Alaska weather makes June (and July) the best times to see calving glaciers during scenic cruise days. 

June is also one of the best months for whale-watching; late June and early July are the best times for bear-spotting excursions. 

Because of the fine Alaska weather in late June, it’s an excellent time to plan a cruise tour to Denali. The roads are open, days long and dry, and there’s an increased chance of seeing active wildlife.

Cruise fares in June will be higher than in May but better than in the prime summer months.

Alaska Cruise Weather: July

July offers the best Alaska cruise summer weather. It has the least rain (less than 7.5 inches in Ketchikan), long days (17 to 18 hours of daylight), and a warm climate. Temperatures average a low of 48 and a high of 65.

Pack your sunglasses, sunscreen, and your bathing suit for a top-deck dip after your shore tour. Despite the positive forecast, you’ll still want to pack light layers and rain gear that you can don for glacier viewing or visits, forested hikes, or the always-possible rain shower.

Fishing enthusiasts will do their best cruising in July since most types of salmon are running during this month. As with June, it’s an ideal month for wildlife viewing, whether you seek out bears, moose, or Humpback whales.

Exterior view of Zaandam docked in Juneau, Alaska

The glaciers along your route will be cracking like mad, so make sure your July cruise swings by Hubbard Glacier, Glacier Bay, or other scenic cruising destinations. 

You’ll have the full range of cruise tour destinations open to you if you travel in July. But be warned: Cruise fares average the highest this month because the Alaska cruise weather in July is so nice, and more families are traveling because school is out for the summer.

READ MORE: Visiting Denali National Park and Preserve in Alaska

Frequently Asked Questions

What is the best time to cruise alaska .

The answer entirely depends on your travel goals.  In general, the best time to cruise Alaska is from July to September due to milder weather and longer daylight hours. During these months, tour destinations and attractions are open and fully operational, so you can enjoy the full Alaskan experience. 

However, May and June also come with their own perks. For one, they’re excellent months for wildlife viewing. The landscape becomes alive with hundreds of migratory birds, and you’ll have a good chance to spot bears, whales, and other wildlife. 

Furthermore, May and June bring competitive pricing for cruises compared to the peak season in July. This can be advantageous for budget-conscious travelers. 

What is the best time of year to see the northern lights in Alaska cruise?

Northern lights in Alaska usually appear during the aurora seasons, which typically fall in April, August, and September. It’s less likely to occur between May and July due to the extended daylight hours and the midnight sun

Can I still see glaciers during an Alaska cruise from May to July?

Yes! In fact, most glacier excursions are best done in summer and early fall months, which coincidentally falls between May and July and extends till September. Glacial activities, such as calving, are more pronounced during these periods due to warmer temperatures.

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Alaska Cruise Weather

What to expect and when to visit

Cruise season in Alaska is just five months long, running from May to September, although Holland America Line offers Alaska cruises in late April and early October.

So when is the best weather to cruise Alaska? Keep in mind that Alaska and the Yukon make up an enormous mass of land; in fact, combined they are about half the size of the lower 48 states! As you can imagine, it can be difficult to speak in generalities about the climate for a place so vast. However, we’ve broken down the weather in Alaska by season and area, with advice on what to expect, so you can choose the best time to cruise to Alaska.

Weather In Alaska By Season

alaska weather for cruise

Temperatures will be lower in the spring (early May to late June), and the weather a bit more unpredictable, but on the plus side there are fewer visitors in  Alaska  and the prices are likely to be a bit lower. So if you’re on the hunt for some of that famous northern solitude, spring is the time for you. And best of all, the land is bursting back to life after the long, cold winter months. Flowers are blooming, bears are rousing from their slumber, and a sense of renewal permeates the land. So, don’t scratch spring off your calendar just because Alaska’s climate may not be ideal.

Average Spring Temperatures:

  • Inside Passage/Southeast; Southcentral; and Interior:  daytime highs in the mid 50s to upper 60s, with low temperatures in the mid to upper 30s.
  • Far North/Arctic:  daytime highs in the mid 20s to upper 30s, with low temperatures in the mid-teens to upper 20s.

Humpback whale tail out of water off the shore of Alaska

Summer is the peak season for tourism and considered the best time for Alaska cruises, and for good reason. Running from late June to mid-August, summer has the warmest temperatures, near endless sunlight (approximately 18 hours or more per day!), and the best chances for  viewing wildlife . And with the tourism industry in full swing, you’ll find more services and a seemingly endless list of activities to take part in. But you won’t be alone — more stuff to do and nicer weather in Alaska means more people — and the prices will generally be a bit higher.

Average Summer Temperatures:

  • Inside Passage/Southeast; Southcentral; and Interior:  daytime highs in the low 60s to low 70s, with low temperatures in the upper 40s and low 50s.
  • Far North/Arctic:  daytime highs in the low to mid 40s, with low temperatures in the lower 30s.

Denali National Park in Alaska at Autumn

This is when Alaska and the Yukon are enjoying a last hurrah before winter sets in. Running from late August through September, fall in Alaska can feel very much like spring. The temperatures will be cooler and the weather more unpredictable, but, like the spring, prices will often be lower and you’ll have less company. And the Alaska wildlife viewing can rival that of the summer, as creatures great and small are out prepping for the barren, frigid months ahead. With fall comes shorter days, but this isn’t without its advantages. Shorter days mean there is an excellent chance of  seeing the Northern Lights  (Aurora Borealis) in the late evenings.

Average Fall Temperatures:

  • Inside Passage/Southeast; Southcentral; and Interior:  daytime highs in the mid 50s to low 60s, with low temperatures in the low 40s.
  • Far North/Arctic:  daytime highs in the mid to upper 30s, with low temperatures in the mid 20s.

Each season has its pluses and minuses and the best time to cruise to Alaska depends on what’s important to you. Now that you know what to expect from the weather, peruse  Alaska cruise itineraries .

VIEW ALL ALASKA CRUISE TIPS, TRAVEL ARTICLE & VIDEOS

The best time to cruise Alaska

Fran Golden

Editor's Note

Alaska is a cruise destination with a limited season. Cruise ships arrive in southeast Alaska in spring, stay the summer and linger only into early fall. The 49th state's snowy, cold and dark winters are not conducive to cruising.

Most cruise passengers will head to Alaska between Memorial Day in late May and Labor Day in early September, when temperatures range from slightly chilly to warm during the long daylight hours. Tourist attractions are in full swing, salmon swim upriver and bears (and humans) have access to fishing.

Some adventurous cruisers will board ships when they arrive in Alaska in April to see the remnants of winter. A few big ships cruise into mid-October for those who want a peek at what life is like in Alaska towns when all other tourists have returned home.

For cruise news, reviews and tips, sign up for TPG's cruise newsletter .

Each month has its advantages, not the least of which is discounted pricing in the spring and fall shoulder seasons. Here is a guide to help you decide when to cruise in Alaska.

After a long winter, Alaska begins to wake up in April — that includes the wildlife. Small-ship cruise lines such as Lindblad Expeditions and UnCruise Adventures have sailings into the wilderness, where you might spot bears emerging from their slumber and admire huge waterfalls fueled by the snowmelt. A few big ships, such as Norwegian Cruise Line 's 4,000-passenger Norwegian Bliss out of Seattle , begin their season this month with discounted early-season pricing.

alaska weather for cruise

You may encounter freezing rain or even snow on your April cruise and should expect to tread through mud. Some tourist facilities — including those at national parks — may still be shuttered for the winter.

On the other hand, you will have the opportunity to observe the change of seasons. Expect crisp mornings with temperatures in the 30s, though, by the end of the month, you may find dry weather and temperatures in the 60s. As an added bonus: The skies will be dark at night; if clear, you might spot the northern lights.

Related: The best Alaska cruise for every type of traveler

As someone who has cruised Alaska many times, I love cruising in May when the weather is dry. Locals start emerging from their winter cocoons, embracing the sunshine, and the wildlife does the same. You might spot bears with their cubs, moose with their calves and humpback whales returning from their winter home in Hawaii.

Big-ship cruise lines such as Holland America Line , Princess Cruises and Royal Caribbean ramp up their operations in May, as do Disney Cruise Line and small-ship and luxury lines. Early season deals might be available.

alaska weather for cruise

Attractions and shops will switch to peak-season hours at the end of the month; Denali National Park and Preserve will switch into summer mode in May. You'll find those who work in tourism excited to be back in business, considering many people in southeast Alaska earn their income from out-of-state visitors. Cruise lines will offer the opportunity to extend cruises with land tours, which include accommodations, transportation and some meals.

While early May often carries a chill in the air, you might encounter temperatures in the 60s by the end of the month. The warmer weather means glaciers begin shedding ice more frequently, so you have a better chance of experiencing the sight and sound of a house-size chunk of ice calving into the sea. Another bonus is that Alaska's large mosquito population has yet to emerge.

Related: Alaska cruise guide: Best itineraries, planning tips and things to do

The cruise season beefs up in June, with the number of ships growing; the season is in full swing by the end of the month. The midnight sun means many hours of daylight — especially on June 20, the longest day of the year. You'll have to stay up late to see any darkness at all.

Early in June, the ships still mostly carry adults, with the family crowd — including multigenerational groups — arriving later in the month.

Shore excursion experiences abound. Temperatures are pleasant — in the 60s and sometimes higher, with wildflowers in bloom and glaciers calving. Anglers will find opportunities to reel in halibut along with king and sockeye salmon and rainbow trout. In addition to humpbacks, you might also spot belugas and seals with their pups as you sail.

At the beginning of the month, you might still be able to find some early-season pricing; the peak season for Alaska cruising begins in late June.

Related: Alaska cruise packing list: What to pack for a sailing up north

July and August

alaska weather for cruise

Summer is the height of the Alaska cruise season, which means crowds in port towns, especially when several ships are in port at the same time. You might have to wait hours for a table at the popular Tracy's King Crab Shack in Juneau.

It might surprise many, but July and especially August are rainy, so don't expect endless sunshine. That said, you are in Alaska at a time for festivals and other special events, and frontier towns really come alive.

Temperatures will be in the 60s, sometimes higher — you might even see 80s in Juneau in July. During long days of light, you'll find hearty Alaskans swimming in the sea and enjoying water sports. Shore excursion options will be in full swing.

During both months, you will encounter peak-season pricing. Unless you booked early, cabin choice could be limited — especially if you are looking for a fancy suite or cheap inside cabin; those tend to be the first categories to sell out. Balcony cabins are particularly popular in Alaska.

Mosquitos enjoy the summer, too, so pack bug spray. July and August are also spawning season for salmon, so you might spot grizzlies and brown bears near rivers and streams.

Keep an eye out for seabirds and songbirds, seals, Steller sea lions and humpback whales. Marine life is so prolific that some small-boat shore excursions guarantee you will see animals. Bears will be fishing; in late August, they will be looking for blueberries, which also become a featured item on restaurant menus. Toward the end of August, you'll see leaves changing to fall colors.

Related: Best Alaska cruise shore excursions — from heli-hiking to whale watching

The beginning of September is much like August, but after the kids go back to school and the family crowd departs, it's shoulder season for cruising and pricing drops. Most cruise ships will have repositioned out of the state by the end of the month. You will experience a change of season, with cooler temperatures (in the 50s or lower) and some rain.

Mid-to-late September is one of the best times to spot wildlife in Alaska. I have had extraordinary experiences. Once, I watched a pod of humpback whales gather together in bubble-net feeding (corralling fish in a "net" of bubbles) to fill their bellies in preparation for their annual journey to warmer waters. Bears will be hunting for the last of the berries and salmon, and caribou, deer and moose will be mating.

You'll see colorful fall foliage but not mosquitos. National park facilities and some tourist businesses will switch to winter hours. September is also a great time to get deals on souvenirs, as merchants sell off this year's goods at the end of Alaska's tourist season.

On clear nights, you have a chance of spotting the northern lights — though they won't shine as brightly as they do in winter. Rather than stay up all night, see if your ship or pre- or post-cruise hotel has a sign-up sheet for people who want a wake-up call should the lights appear.

Related: From Alaska to the Panama Canal: Here are 9 of TPG's favorite fall cruise itineraries

A limited number of cruises in October (predominantly on Norwegian Cruise Line ) make it possible for cruisers to experience a taste of Alaska in winter without sub-zero temperatures. You will want to bundle up; the average temperature in Juneau in October is 39 degrees. Days will be short — there are only about 10 hours of daylight. You are likely to experience rain and maybe snow.

alaska weather for cruise

Some attractions and shops will be closed for winter, though your cruise line will still operate a full roster of shore excursions. On the plus side, you will experience southeast Alaska towns as they are most of the year, sans tourist crowds. Sit in a bar and talk to the locals as they prepare for the long winter ahead. Cruise fares will be discounted.

Related: Caribbean vs. Alaska cruises: Which itinerary will I like more?

When is the best time to see the northern lights in Alaska?

If one of your primary objectives during your Alaska sailing is to get a glimpse of the northern lights , consider a sailing in late August, September or October. The lights are typically strong in Alaska from late August to mid-April.

Your best bet for a sighting will be in Fairbanks — it's situated under the "aurora oval," an area known for a high frequency of northern lights displays. Fairbanks is a popular stop on cruisetours, itineraries that combine time sailing with overnight stays on land. For example, Holland America's nine-night Denali itinerary begins with an overnight stay in Fairbanks in early September.

Denali National Park and Anchorage can offer a glimpse of the northern lights — though not as frequently as Fairbanks since they are farther south. Both destinations are popular cruisetour stops. If you're cruising into or out of Seward or Whittier, you'll fly through Anchorage on one end of your trip. Consider an extra night or two there if you want to try and catch the aurora.

It's incredibly rare to see the northern lights from aboard your ship in the Inside Passage.

Related: Northern lights cruises: A guide to chasing the aurora borealis at sea

What is the cheapest month for an Alaska cruise?

As previously mentioned, April, May, September and October are good months for an Alaska cruise if you're hoping to score a deal . In addition to cheaper fares, early and late sailings of the season see fewer crowds.

Bottom line

What is the best month for an Alaska cruise? Alaska is a thrilling cruise destination no matter which month you sail. However, some months might be better for you, depending on your interests. Look to the early and late sailings of the season if you are a bargain seeker. Choose a May or June sailing for drier weather and fewer mosquitos. Summer is the best time to cruise to see abundant marine life and birds. September can be a great month to see wildlife.

Planning an Alaska cruise? Start with these stories:

  • Everything you need to know about booking a trip to Alaska on points
  • 8 of the best Alaskan lodges for getting close to glaciers, Denali and more
  • Best Alaska cruise tips to help you make the most of your time aboard and ashore
  • 6 best Alaska cruises for families
  • The best Alaska cruises for couples
  • What to pack for a cruise
  • 20 must-have cruise items — including a roll of duct tape
  • The 5 most desirable cabin locations on any cruise ship
  • The 8 worst cabin locations on any cruise ship

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The Best Time to Cruise Alaska for Wildlife, Northern Lights, and Fewer Crowds

By Susan B. Barnes

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The best time to cruise Alaska isn't obvious—until you're quietly sailing along its calm waters under a cloudless, late-spring sky. It was on one such day that someone on board spotted a whale breaching. And then again. And again. Within minutes it seemed everyone on board had gathered at the railings on deck to watch. The captain of the ship nimbly repositioned us, giving both the port and starboard sides prime viewing, at a safe and respectful distance from the animals. With binoculars, cameras, and phones at the ready, the passengers and crew aboard  UnCruise Adventures'  86-guest  S.S. Legacy  settled in for what turned out to be an hour-long private show by a juvenile humpback who had migrated from Hawaii to spend the summer in the nutrient-rich Alaskan waters.

This is but one of the incredible experiences that may be had when visiting Alaska in the “secret season”—springtime. Not only are the flowers and plant life awakening from their wintertime slumber, so is its wildlife. Though the state’s more temperate summer season has long attracted its largest numbers of visitors, an increasing number of in-the-know travelers are looking to spring as the best time to cruise to Alaska , when they can count on fewer crowds—and increased savings—without sacrificing their chance to take advantage of the state’s landscape and  wildlife sightings .

On that same late-April voyage with UnCruise, the  Northern Lights  danced through the sky on night one, and through the week we spotted grizzly bear mamas and their cubs skirting the coastline; bald eagles soaring overhead; humpback whales and orcas breaking the water’s surface to breathe; puffins, seals, and sea lions bobbing in the water and laying out on rocks—even a wolf on the shoreline, feasting on a fresh kill. (Our captain said he had seen a wolf in Alaska only twice in his 30-year career.)

We sailed roundtrip from Juneau, and while I’ve visited the capital city during the busy summer months, I found the restaurants, bars, and shops much less crowded, reliably filled with locals for the most part. On the water, we rarely passed any other ships or boats, aside from fishermen out for their catches.

According to  Travel Alaska , cruising is the most popular way to explore the state, and Cruise Lines International Association Alaska predicts that 1.64 million cruise line passengers will sail to and within Alaska in 2024.

But when is really the best time to sail Alaska? We’ve broken the seasons down for you, including the highlights of each, as well as the best cruise lines and cruise ships to consider so you can make your bucket list dreams come true.

Celebrity Alaska Cruise

Celebrity Cruises’ Celebrity Edge sets sail for the first time in Alaska this year.

April and May

If your schedule allows, not only does sailing Alaska in April and May afford the possibilities of glimpsing the Northern Lights and seeing wildlife emerge from their winter hibernation, it’s a more affordable and less crowded time to cruise, too. April and May are also the driest months in Alaska, so the chances of rain are slim.

Norwegian Cruise Line kicks off the 2024 Alaska cruise season when Norwegian Bliss sets sail on a weeklong, roundtrip itinerary from Seattle; she will be the only ship sailing in Alaska the first two weeks of spring. Balcony cabins are still available on the season’s inaugural sailing at a discounted fare of $1,029 per person .

Smaller ships like those that comprise UnCruise Adventures ’ and Alaska Dream Cruises ’ fleets can maneuver closer to the coastline for better views of bears rambling along the beaches and on-land excursions without another soul around. Uncruise’s 12-night “Inside Passage” itinerary departs April 15 with rates starting at $6,300 per person , and Alaska Dream Cruises’ seven-night “Last Frontier Adventure” has starting rates from $3,995 per person .

June to August

Warmer temperatures, an average of 17 hours of daylight, and schools’ summer vacations all make Alaska a popular destination for cruising in June, July, and August. Expect crowded ports and more ships out on the water, but that’s not to say it’s not a good time to set sail: bears are still active, as are whales and native bird life.

Holland America Line, which has sailed in Alaska for 75 years, offers 50 itineraries throughout June, July, and August, including the new 28-day Alaska Arctic Circle Solstice itinerary that departs June 9 from Seattle; verandah staterooms start at $7,259 per person . Family favorite Disney Cruise Line offers 13 itineraries over the summer, including a seven-night itinerary from $3,467 per person .

Not only is school back in session in September, which means fewer crowds at ports, but the chances of seeing the Northern Lights return, especially if combining your cruise with a land tour that takes you further north into Alaska. Fall is also mating season for wildlife, so expect to see some friskiness.

Celebrity Cruises’ Celebrity Edge sets sail for the first time in Alaska this year and has four six- and seven-night itineraries in September, starting at $599 per person . For a cruise-tour option, Princess ’ 12-day Denali Explorer itinerary blends five days on land with a weeklong cruise with mini-suite rates from $4,008 per person .

The Alaska cruise season winds down in October, with only a few ships setting sail. Just as in April and May, you’ll likely have the water to yourself, and even fewer people in the ports you call upon. Along with cooler weather, you’ll also find lower fares that will please your bank account.

Just as Norwegian Cruise Line kicks off the 2024 Alaska cruise season in April, it’s the last cruise line to set sail in the state, and the only one to sail in October. The seven- and nine-day itineraries sail roundtrip from Seattle, and a recent search found fares more than 80% off published fares, starting at $499 per person .

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Alaska Cruise Weather - What to Expect

Published: Jan 01, 2021 Last Updated: Nov 30, 2023

Though weather can be hard to predict, especially in Alaska, there are trends that’ll help you know what to expect during your summer cruise. So, check the weather before you pack, but these will give you a guesstimate.

The best time for an Alaskan Cruise is May through with September, with the best weather in June and July. In May and September, you can anticipate a few extra rainy days and slightly cooler (though still pleasant!) temperatures. Note that the best times for whale watching  are mid-June to mid-August, though you can catch them before and after this, too.

Here is the typical weather during Alaska cruise season:

Juneau Cruise Weather

The capital of alaska sees average highs in the upper 50’s and low 60’s in may through august, with september highs averaging in the low 50’s. it’s much less rainy than the previous two at 62 inches, but it’s still pretty common..

alaska weather for cruise

Juneau, AK ( Photo  /  CC BY )

Skagway Cruise Weather  

It’s a little warmer and a little less rainy in the land of infamous  Soapy Smith , with high averages in the upper 50’s and lower 60’s May through September and an average rainfall of 27 inches annually. (Summers with streaks of temps in the 70’s are also not uncommon in Southeast Alaska, so remember a few t-shirts!)

Ketchikan Cruise Weather

Alaska’s “first city” is also widely known as the rainiest, with 153 inches per year. (for comparison, seattle, well-known for it’s rain, only gets about 38 inches) high temperatures during june, july, and august are typically in the mid-60’s. the ‘shoulder’ season of may and september is generally about 5-10 degrees colder..

alaska weather for cruise

Ketchikan Rain Gauge, AK ( Photo  /  CC BY )

Sitka Cruise Weather

Still in the heart of the tongass rainforest, but slightly less rainy, sitka gets 131 inches of rain per year. high temperatures average in the high 50’s to low 60’s from june to september, and low 50’s in may..

alaska weather for cruise

Sitka, AK ( Photo  /  CC BY )

Icy Strait Point Cruise Weather

This port near hoonah has average highs in the upper 50’s and low 60’s in may through september. same as juneau, the rain averages 62 inches. if you’re taking a shore excursion from here, be sure to check specific packing recommendations..

alaska weather for cruise

Icy Strait Point, AK ( Photo  /  CC BY )

Seward Cruise Weather

We move northwest from the tongass national forest, and into chugach, which is also a temperate rainforest. the highs average in the upper 50’s to mid 60’s june-september, though warmer days aren’t uncommon. may’s highs are in the lower 50’s. the average rainfall is 71 inches, with 10 of that in september alone..

alaska weather for cruise

Seward, AK ( Photo   /  CC BY )

Whittier Cruise Weather

The actual rainiest city in alaska is whittier, at a whopping 185 inches per year may and september high temperatures average in the low 50’s, with june through august seeing average highs in the upper 50’s to lower 60’s..

alaska weather for cruise

Whittier, AK ( Photo  by arthick photography /  CC BY )

Anchorage Weather

The skies dry up as we get to alaska’s most populated city, with an average rainfall of just 17 inches. temperatures stay comparable with average highs in the upper 50’s and lower 60’s may through september..

alaska weather for cruise

Anchorage, AK ( Photo  /  CC BY )

Alaska Excursion FAQ

1. what is the best port for whale watching.

Juneau is the best port for  whale watching , because seeing whales is 100% guaranteed. Icy Strait is also a good choice for whale watching, because whales are abundant (though not guaranteed).

2. What is the best port for dog sledding?

There are dog sledding options in many ports, including Juneau, Skagway, and Anchorage. Each excursion typically includes a helicopter ride and dog sledding on a glacier. It's a must do in Alaska, but which port you try it in is up to you.

3. What are the best Alaska shore excursions?

The best Alaska shore excursions are:

  • Juneau Dog Sledding Tour
  • Misty Fjords National Monument Tour
  • Mendenhall Glacier Tour
  • Skagway White Pass Railroad Summit
  • Whale Watching in Juneau

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The Best Time to Cruise in Alaska

What to expect in every month of alaska cruise season.

The cruise season in Alaska is short (just May-September), but what this state lacks in winter tours it makes up for in stunning summer vistas, exciting wildlife and a travelogue of iconic land excursions.

Traditionally, July and August have been considered the best time to cruise to Alaska, as these months offer warm sun, long days, and abundant wildlife. However, the shoulder seasons (April–May and September–October) are growing in popularity, thanks to fewer crowds, lower-priced cruises and seasonal attractions like the northern lights.

When is the Best Time to Cruise in Alaska?

The Yukon, Ketchikan, Glacier Bay National Park — Alaskan cruises offer direct access to the last American frontier. If you’re a first-time visitor, the vast tundra and glaciers of Alaska can feel intimidating. After all, in addition to figuring out how to respond if you encounter a moose, you’re also worried about the weather and which month would be best to plan your trip.

Fortunately, you don’t need to sweat too hard about that last one as there’s no bad month to do an Alaska cruise .

Both the peak season and shoulder seasons offer high-quality excursions , breathtaking scenery and memorable tourist events and cultural festivals. So the “best time to visit Alaska” looks different for each person, as your personal trip preferences are what determine the best month for you.

To help you select the ideal time for your trip, the following guide will introduce you to weather and attraction differences between the months. Then we’ll wrap up by answering some frequently asked questions about Alaskan cruises — the best time to see whales and northern lights, the best time for salmon fishing and similar queries.

close-up of a Moose in Alaska with blurry background of the Alaskan mountains

May in Alaska

While the tourism season in Alaska doesn’t really kick in until June, many small cruise ships start running tours in May. If you’re looking for dry weather and lots of wildlife, then May is a great time to join a cruise as it’s one of the state’s driest months and features spring migrations and lots of newborn wildlife.

A downside to visiting Alaska in May is that the interior National Parks are still closed, along with many of the land-based attractions and shops that later cruisers will get to enjoy. 

Advantages of Visiting Alaska in May

  • Decent weather, with coastal temperatures at 40-55 degrees and about 16 hours of sunlight per day. In the interior, the temperature drops to 30-55 degrees but daylight increases to 18 hours.
  • May is part of the spring shoulder season and sees fewer visitors than later in the year, so you should be able to find better travel deals and lower cruise prices.
  • For wildlife spotters, May offers migratory songbirds, pods of gray whales and herds of moose. Bring a pair of binoculars and you may even spot a wolf or lynx on the prowl.

Mother polar bear with her cubs on ice covered ground at Wrangle Island

June in Alaska

June brings summer and fleets of cruise ships to Alaska. The warming weather even allows cruise ships to penetrate Arctic waters, giving you the opportunity to see polar bears on Wrangel Island.

Down south, the waters around the southwestern and southcentral regions of Alaska teem with ships visiting Kodiak Island, the Aleutian Islands, Prince William Sound and Katmai National Park.

As for land trips, June sees Denali National Park and Kenai Fjords National Park open, both of which offer stunning floatplane and flightseeing adventures. Alaskan railroad trips are also available, giving you access to interior hiking, cozy lodges and remote wildlife viewing. 

Advantages of Visiting Alaska in June

  • Warming coastal temperatures between 40-60 degrees and even warmer interior temperatures of 50-70 degrees.
  • Between 18 to 20 hours of daylight, giving you lots of time to enjoy the Alaskan wilderness and wildlife.
  • Wildlife is everywhere in June, with caribou, black bear cubs, mountain goats, moose calves and even polar bears out in force. On the water, pods of beluga whales can be spotted, along with plentiful seabirds and seal pups.
  • Cruises offering land tours are available, as all the major national parks open in June.
  • The warmer weather and longer daylight hours mean that tourist attractions in towns like Anchorage, Juneau and Fairbanks are fully open.

Girdwood Forest Fair Alaska people watching a parade on a road with the Alaskan Mountains at the background

July in Alaska

The cruise ship season is in full swing in July. This month brings the warmest weather of the year, the longest hours of daylight and the largest number of tourists. And for good reason, as July in Alaska is ideal for salmon fishing, culture festivals like the Girdwood Forest Fair, bear viewing and memorable trips into the interior.

Cruise bookings can be difficult to come by in July, but with some careful planning ahead, you can secure cabins on either large or small ships.

If you’re looking to get away from the summer crowds and enjoy an intimate cruise in remote Alaska, then we recommend booking an ocean view cabin on a smaller ship. Smaller boats have access to quieter coastlines, like the Wrangell Narrows, that larger cruise ships don’t have access to.

Advantages of Visiting Alaska in July

  • Looking for warm weather? July is Alaska’s hottest month, with daytime temperatures ranging between 50-70 degrees and 18 to 19 hours of daylight.
  • If you’re planning an arctic cruise, prepare for cooler weather, as the temperature up north dips down to 33-45 degrees. Also pack an eye mask for sleeping, as arctic cruises enjoy nearly 24 hours of daylight.
  • Grizzlies, black bears and mountain goats dot the landscape. In the sea, humpback whales and otters splash about, and overhead you can spot millions of migrating shorebirds.
  • For the anglers, July is spawning season for salmon, making it perfect for fishing trips.

Alaska State Fair women enjoying the ride in an amusement park

August in Alaska

August closes Alaska’s cruise season. This month brings cooler weather and more rain but fails to dampen the high spirits on cruise ships.

From the Alaska State Fair in the Mat-Su Valley to the Talkeetna Bluegrass Festival, there is so much to do in this glorious state in August. Blueberries are in season, with berry festivals following, bears roam the hills, and Seward’s Silver Salmon Derby is the perfect place to cast your fishing rod.

As August winds down, fall colors explode across the mountains, giving you gorgeous landscapes to explore by ship, train and foot.

Advantages of Visiting Alaska in August

  • Warm weather, with temperatures between 45-65 degrees and 18 hours of daylight.
  • Abundant fishing opportunities, as halibut, northern pike, rainbow trout and salmon are all in season.
  • Numerous cruise and land tour packages on offer, giving you access to the breathtaking fall foliage of the Last Frontier.
  • As for wildlife, August is peak migration season for songbirds and you’ll see numerous caribou, bears, beavers, orca and loons on your adventure.

Northern Lights in the Alaskan dark skyline

September in Alaska

As the school season begins and fall approaches, cruise prices start to dip, affording the opportunity to snag a last-minute bargain for Alaska. We still recommend planning ahead though, as an increasing number of tourists have been booking cruises each year in September.

If you’re hunting the northern lights, then include a land trip to Fairbanks, where you can enjoy Denali Park and hopefully catch a glimpse of the aurora borealis.

September also increases your wildlife sighting opportunities, as animals across the state begin migrating, foraging for hibernation and engaging in courtship rituals.

Advantages of Visiting Alaska in September

  • Pack warm clothes and enjoy September’s cool temperatures that vary between 35-55 degrees. If you’re on an arctic tour, pack winter coats, as you’ll experience daytime temperatures of 28 to 33 degrees.
  • Looking for a bargain? September increases your odds of finding low-cost tours and other Alaska cruise deals.
  • September thins out the crowds of cruisers, giving you greater access to tourist locations that would be packed during July or August.
  • Elk, caribou, bears, moose and deer can be spotted across the wilderness. Above, raptors and gulls migrate south and bald eagles hunt for prey. Below, harbor seals and sea lions dot the beach, and pods of gray whales pass your cruise ship.

Whale in Alaska

What’s the Best Time to See Whales on an Alaska Cruise?

Gray whales, humpback whales, orca, beluga whales — Alaska has them all. Here are some quick tips to help you increase the odds of seeing whales during your cruise.

  • Humpback whales: June and July are the best months for seeing these giants of the deep. Over 500 humpback whales spend summer within the Inside Passage, so select a cruise that passes through this route and visits the Barren Islands.
  • Beluga whales : You can spot belugas in Turnagain Arm from mid-July through August, just south of Anchorage. September is also a good month for belugas, as long as your cruise passes Nome.
  • Gray Whales : April and May are ideal for gray whales, as they feed around Kodiak, Sitka, Ketchikan and Seward.
  • Orca (Killer Whales) : The ideal time for orca spotting is between early May and early June when you can find these colorful behemoths feeding in Resurrection Bay and along cruise routes going between Seattle and Alaska.

Northern Lights seen in Fairbanks, Alaska

When’s the Best Time to See the Northern Lights on an Alaska Cruise?

Seeing the northern lights from the cruise ship is a rare occurrence, but if you’d like to catch a glimpse of the aurora borealis from the balcony on your stateroom, then you need to book a trip in late September or early October.

To maximize your chance of witnessing the northern lights, get off the boat and join a land excursion to Fairbanks. The aurora season in Fairbanks lasts from the end of August to April and the lights can be seen four out of five nights if the sky is clear.

Fishing boat in Ketchikan, Alaska

When’s the Best Time to Cruise to Alaska for Salmon Fishing?

Luckily, any cruise season month is a good time to fish for salmon in Alaska. Here’s a quick guide to help you time your trip to match when your favorite salmon is running:

  • King salmon : May–June
  • Sockeye salmon : June–July
  • Silver salmon : Mid July–late August
  • Chum salmon : July–August
  • Coho salmon : July–September
  • Dog salmon : July–October
  • Pink salmon : July–October

norwegian encore in Alaska

What is the Best Month to Cruise Alaska?

The best month to visit Alaska depends on what you hope to experience during your trip.

  • Do you want as much sun and daylight as possible? Then book a June or July cruise.
  • Would you like to see lots of wildlife? Then purchase a May, August or September cruise as these months feature young animal families and migrations.
  • Do you want to get into the interior and see Denali National Park or the Yukon? Then select July or August.
  • Are you chasing bright tree foliage? Then book a cruise at the end of August or in September.
  • Would you like to avoid mosquitoes? Then May and September are the best months for your cruise.
  • Are northern lights on the itinerary? Then your trip will be in September or October. Would you like to fish for salmon? Then select any summer or shoulder month.

The good news is that no matter which month you choose, your Alaskan cruise will reward you with incredible experiences and memories that last a lifetime.

Book Your Alaskan Cruise Adventure

At AAA , we offer a wide selection of cruise itineraries to those explorers who want to get up close and personal with Alaskan wildlife, landscape, and culture.

While you’re on the boat, you’ll enjoy delicious and local cuisine, with many of our cruises offering fine-dining options. And in addition to the glaciers outside, you can stay entertained with phenomenal live music performances featuring musicians from The Juilliard School, B.B. King’s Blues Club Memphis, and other institutions.

Interested in planning your next Alaska cruise with AAA? Call your travel agent directly or your nearest AAA store to get pro tips, travel guides, and more.

Interested in planning your next road trip with AAA Washington? Call your travel agent directly or your nearest AAA store to get pro tips, TripTik maps, and more. Find more Pacific Northwest scenic drives and road trips .

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Best Time to Visit Alaska

A group of travelers stands in front of a river with Alaska brown bears on the other side.

“What is the best time to visit Alaska?” or “What is the best time to cruise Alaska?” These are among the most common questions we receive, and indeed an important consideration when planning Alaska travel.

But the answer isn’t so simple. Thankfully, our experts have compiled all our tips here so you can see the benefits of each month as they might pertain to your needs. Start thinking about your own best time to go to Alaska, then make it happen with our trips that focus on wildlife and wilderness.

IN THIS POST – Best Time to Visit Alaska: Month by Month: – Apr , May , Jun , Jul , Aug , Sep , Oct , Nov , Winter Best Time to Cruise Alaska Best Time to Travel to Alaska by Land Alaska Whale Watching Season Alaska Mosquito Season Alaska Weather & Packing Alaska Climate Tables More Resources

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IN THE KNOW ON WHEN TO GO

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A Primer on Alaska by Month: When to Go & Why

Alaska is huge and weather is vastly different in the north vs south or interior vs coast. And while the primary Alaska travel season is short, conditions can vary greatly between spring, summer and fall. Combine all this with Alaska’s notoriously unpredictable weather, and it can be a challenge to determine a single best time to visit Alaska.

That’s where our experts come in. The guide below is one piece of the puzzle to help you determine the best month to visit Alaska. We outline Alaska weather by month and answer questions such as “When is summer in Alaska?” and “What month is the best time to visit Alaska?” or “When is the best time to go to Alaska?” But our firsthand experience and one-on-one conversations can fill in the gaps. So don’t hesitate to contact us.

Note that in the guide below you’ll see us referring to Coastal, Interior and Arctic regions:

  • The coastal region includes Southeast Alaska and the Alaska Inside Passage and Glacier Bay , Southcentral Alaska including Prince William Sound, Anchorage, Kodiak Island, as well as coastal Katmai National Park and the Aleutian Islands.
  • Interior Alaska is the region north of Anchorage up to the Brooks Range just north of Fairbanks and includes Denali National Park .
  • Arctic Alaska includes the Brooks Range north to the Arctic Ocean.

And while, of course, Alaska is open for travel year-round, the primary tourist season begins in June and ends in August. But our Alaska by month travel season calendar below starts in early spring, because that is when the cruising season kicks off in some of Alaska’s lower, warmer latitudes.

We hope this guide helps you make the most of your Alaska summer vacation . For even more information and detailed climate tables, view our Alaska climate page .

alaska weather for cruise

April in Alaska

Small Alaska cruise ships begin plying Alaskan waters as early as mid-March, with most early spring departures running regularly starting in mid-April. Early spring offerings center on Alaska Inside Passage cruise itineraries, with most spanning a week. During this time, you can also consider a longer cruise, traveling with small ships positioning from Seattle, Washington up to Alaska. Nights are still long enough to possibly see the northern lights , while days are getting longer and animals are beginning to stir. The annual early spring Pacific herring migration makes for optimal wildlife viewing opportunities, as humpback whales and orca seek out the abundant fish. Hungry bears awake from hibernation and also go looking for food. Snowcapped peaks drive mountain goats and other creatures to the shoreline to forage. And waterfalls are copious as they gush down fjord walls.

Alaska Weather in April:

  • Coastal temperature in Alaska in April: 30-45 degrees & 11 hours of daylight
  • Interior temperature in Alaska in April: 15-40 degrees & 14 hours of daylight
  • Arctic temperature in Alaska in April: -10-5 degrees & 16 hours of daylight

Benefits of Alaska Travel in April:

  • Travelers in April and early spring will find lower prices & Alaska travel deals
  • April & early spring have Alaska to themselves with non-existent crowds
  • Increased offerings for themed cruises & onboard special guests
  • Longer northbound positioning cruises from Seattle to Alaska
  • Dark nights may show northern lights

Emerging Alaska Wildlife in April:

  • Water: Steller sea lions, orca, humpback whales, herring
  • Birds: chickadees, wrens, jays, grouse, thrushes, ducks, loons, swans, geese, owls, bald eagles
  • Land: mountain goats, brown & black bears

A group of Alaska travelers hiking along a creek.

May in Alaska

May is considered Alaska’s spring and early shoulder season. Many small ship cruises begin operating, but with kids in school, you can still feel like Alaska is all yours. The Inside Passage remains the focus as many more cruise departures start in earnest, as well as opportunities for longer sailings from Seattle to Alaska, passing British Columbia along the way. May is one of the driest months and an optimal one to view wildlife awakening, with lots of babies being born, spring migrations ramping up, snow melting and the landscape budding. Land tours are beginning but National Parks in Alaska’s interior are still closed. Mid-month, the shops and attractions also return to life after a winter slumber.

Alaska Weather in May:

  • Coastal temperature in Alaska in May: 40-55 degrees & 16 hours of daylight
  • Interior temperature in Alaska in May: 30-55 degrees & 18 hours of daylight
  • Arctic temperature in Alaska in May: 15-24 degrees & 22 hours of daylight

Benefits of Alaska Travel in May:

  • On average the month of May has the least amount of rain
  • Travelers in May will find lower prices and Alaska travel deals
  • May has fewer tourist crowds than the prime summer months
  • May offers longer northbound positioning cruises from Seattle to Alaska

Emerging Alaska Wildlife in May:

  • Water: gray whales, harbor seals
  • Birds: migratory songbirds & pelagic seabirds arriving on coast
  • Land: Dall sheep, moose, wolves, lynx

A caribou with large antlers munching on grass on a wildflower filled hillside.

June in Alaska

June is when the Alaska travel season comes into full swing, especially in the latter part of the month, and marks the beginning of the best time to visit Alaska. Glacier Bay cruises are in full swing. Cruises in the Southcentral and Southwestern part of the state begin operating, offering adventures along Prince William Sound, Kodiak Island, Katmai National Park and the Aleutian Islands. Some departures even focus on the Arctic waters of the Bering Sea, bringing guests ashore at various points along Russia’s Siberian coastline—you might even spot a polar bear on Wrangel Island.

June is the month to begin taking land trips in Alaska. The Denali National Park road opens (learn more about visiting Denali National Park ); bear viewing in Katmai is optimal with various salmon runs underway; the Kenai peninsula (including Kenai Fjords National Park) is lush with greenery; and the weather is more reliable for flightseeing, floatplane rides, scenic Alaska railroad trips and other special modes of transit for reaching remote wilderness lodges.

Alaska Weather in June:

  • Coastal temperature in Alaska in June: 40-60 degrees & 18 hours of daylight
  • Interior temperature in Alaska in June: 50-70 degrees & 20 hours of daylight
  • Arctic temperature in Alaska in June: 29-38 degrees & nearly 24 hours of daylight

Benefits of Alaska Travel in June:

  • Longest daylight hours make active wildlife & ample time for exploration
  • Denali National Park & other interior parks open
  • Popular towns such as Juneau, Sitka, Anchorage & Fairbanks are in full swing
  • Opportunities for cruise & land tour combinations begin
  • Wildlife is active with opportunities to view young animals
  • Melted snow enables higher altitude hikes

Emerging Alaska Wildlife in June:

  • Water: harbor seal pups, ducks hatching, beluga whales
  • Birds: optimal seabird & alpine bird rookery viewing
  • Land: caribou, mountain goat kids, black bear cubs, moose calves

A tuffted puffin swimming with bright orange beak long blonde eyebrows and black body.

July in Alaska

For many people, the answer to the question “When is the best time to go to Alaska?” is July. With wildlife fully active, all trails accessible, long days and Alaska’s warmest average temperatures, July can be the best month to visit Alaska. This translates into a busy time for The Great Land, with a swell of visitors. Small ship cruises during this busy month mean you can still enjoy areas inaccessible to the large cruise ships, such as Kake and Wrangell Narrows; plus, weather won’t affect your ability to access key Alaskan cities like Sitka. Land tours, averaging 5-8 days, set you up to thoroughly enjoy some of Alaska’s best national parks during this ideal month. If you are planning travel to Alaska in July, then plan ahead and book early.

Alaska Weather in July:

  • Coastal temperature in Alaska in July: 50-65 degrees & 18 hours of daylight
  • Interior temperature in Alaska in July: 50-70 degrees & 19 hours of daylight
  • Arctic temperature in Alaska in July: 33-45 degrees & nearly 24 hours of daylight

Benefits of Alaska Travel in July:

  • Opportunities for cruise & land tour combinations continue
  • Long daylight hours make active wildlife & ample time for exploration
  • Alaska’s warmest temperatures of the year occur in July
  • Spawning salmon means ideal fishing

Must-See Alaska Wildlife in July:

  • Water: prime month for humpback whales, salmon runs, sea otters
  • Birds: puffins, shorebirds begin migrating (millions of birds possible in a flock)
  • Land: black & brown bears (including grizzlies); mountain goats

Three coastal brown bears walking along a pond with their reflections showing and a green meadow behind them in Alaska.

August in Alaska

August is a popular time to visit Alaska and marks the end of the high travel season. Increased moisture improves the vibrancy of an already verdant landscape. Midway through August, colder temperatures encourage brilliant fall foliage, especially in the interior and Denali National Park. Wildlife remains in abundance and all Alaska small ship cruises and Alaska tours are operating on a regular basis. As the month winds down, so do the number of travelers to Alaska, with a shift in weather that signals fall has arrived.

Alaska Weather in August:

  • Coastal temperature in Alaska in August: 50-60 degrees & 18 hours of daylight
  • Interior temperature in Alaska in August: 45-65 degrees & 18 hours of daylight
  • Arctic temperature in Alaska in August: 33-41 degrees & 20 hours of daylight

Benefits of Alaska Travel in August:

  • Cruise & land tour combinations
  • Ideal fishing conditions (halibut, rainbow trout, northern pike, salmon)

Must-See Alaska Wildlife in August:

  • Water: beavers, humpback whales & orca,
  • Birds: peak songbird migration, bald eagles, loons
  • Land: caribou, black & brown bears (including grizzlies)

Alaska travelers in a skiff heading towards a beach under steep mountains in Alaska.

September in Alaska

September brings Alaska’s fall shoulder season, with fewer visitors and often Alaska special offers. Longer nights again bring possible opportunities to view the aurora borealis. The cooler weather turns trees and tundra into explosive fall colors of red, gold and purple. Snow begins to dust mountain peaks. Animals are busy preparing for the oncoming winter—migrating, mating, marking territory, hunting and foraging for food—which increases your odds of viewing all manner of wildlife. September marks the end of the Alaska travel season and is the best time to travel to Alaska for low prices and Alaska travel deals.

Alaska Weather in September:

  • Coastal temperature in Alaska in September: 40-55 degrees & 15 hours of daylight
  • Interior temperature in Alaska in September: 35-55 degrees & 17 hours of daylight
  • Arctic temperature in Alaska in September: 28-33 degrees & 14 hours of daylight

Benefits of Alaska Travel in September:

  • Travelers in September will find lower prices & Alaska travel deals
  • September has fewer tourist crowds than the prime summer months
  • September offers longer southbound positioning cruises from Alaska to Seattle

Alaska Must-See Wildlife in September:

  • Water: gray whales, harbor seals, sea lions
  • Birds: gulls & raptors begin migrating, bald eagles, black oystercatchers
  • Land: elk, moose, caribou, deer

A totem of the sun with a face carved in the wood.

October & November in Alaska

Late fall in Alaska is not known for cruises and land tours. Weather is wet and increasingly cold. Alaskan wildlife and Alaskan residents are preparing for the cold dark winter to come. Specialty tours and fishing can attract hearty travelers and custom tours can be arranged.

Winter in Alaska—December Through March

Winters in Alaska can be harsh and beautiful. Weather is extremely cold and storms are severe. Winter activities such as dog sledding, snow shoeing and skiing are possible. A popular attraction during Alaska’s winter is viewing the northern lights (aurora borealis). Specialty lodges offer comfortable accommodations for hearty travelers willing to brave cold long nights to witness this spectacle of nature. What’s the best time to cruise Alaska to see the northern lights? Look to our dedicated page on northern lights cruises for tips and best places to spot the aurora.

Best Time to Cruise Alaska

The Alaska cruising season begins in March and ends in October. The peak season with best weather and wildlife occurs during summer months. It’s then that travelers will find the best combination of long days, good weather and abundant wildlife, including greater numbers of whales that congregate in predictable feeding pods putting on quite a show. But spring, when Alaska awakens from a long winter, is also another favorite time to cruise Alaska. Snow is present in the mountains, driving hungry bears down to the coast for a meal. Small ships, which can sail close to the shore, take advantage of these springtime encounters. April and May are the driest months along Alaska’s coast and there are fewer crowds in both town and on the water. You will find the best prices of the year on small boat tours of Alaska as well at this time.

As Alaska small ship cruise experts, we advise clients that the best time to cruise Alaska is May 15 through September 1. If we had to choose one, the best month for an Alaska cruise is July.

Typically, there are no scheduled cruises from mid-October through February, but special Alaska charter cruises can be arranged during this time with advanced notice. Families typically visit mid June through mid August. View the best Alaska cruises for families . See our monthly Alaska weather tips and travel advice above to find your best time to take an Alaskan cruise.

Best Time to Travel to Alaska by Land

Alaska’s interior is colder than the coast so the land-based travel season can be shorter than the cruising season. Keep this in mind if you are planning an Alaska small ship cruise and an Alaska land tour combination.

Summer in interior Alaska is short and occurs from mid-June through late-August. Winter in Alaska sees far fewer travelers with December through March being the best months to view the northern lights . The spring and fall months in Alaska offer unique opportunities and lower prices.

In our opinion the best time to travel to Alaska is in June, July and August. The best month to visit Alaska is July, when travelers will experience the best combination of weather and wildlife. See our breakdown of Alaska weather by month above to learn more about the temperatures, sunlight and wildlife, to find the best time to visit Alaska for you.

A man in a blue jacket and grey hat stands smiling on the shore with a big blue glacier behind him

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Alaska Whale Watching Season

Whales can be seen from small ships to Alaska throughout the small ship cruise season of May through September. Orca and minke whales are residents so they may be found at any time of year. But most travelers want to see humpbacks and if you fall into this category, then you must plan your trip accordingly.

When to see humpback whales in Alaska? The first humpbacks begin to arrive in Alaska about late April and early May. These are typically the adult males that can make the long migration the fastest. They are followed by younger males, females and finally mothers with calves arriving in late May and early June. Small ship cruises in May will likely view whales, but they will be individuals or smaller groups of two or three spread about looking and waiting for food. 

When is the best time to see whales in Alaska? The best time to cruise Alaska for whales is from mid-June through mid-August. 

By mid-June most humpbacks have arrived and they are gathering together in predictable feeding pods. This is the best time for whale watching in Alaska and the consistent sightings will continue through mid-August when the first whales will begin to leave for warmer waters. During this best time to see humpback whales in Alaska, sightings are almost guaranteed. 

Why is mid-June through mid-August on an Alaskan cruise the best time to see whales? Sunlight from long midsummer Alaskan days causes a bloom of phytoplankton (tiny plants) which serves as the base of Alaska’s rich marine food chain. Strong currents bring nutrients from deep below to mix with oxygen-rich water near the surface resulting in huge blooms of zooplankton (tiny animals), krill and small fish such as capelin, candlefish and herring. 

For more insights into seeing whales on your expedition cruise , including tips on where to spot whales, how to prepare and the advantages offered by small ships, read our primer on whale watching in Alaska .

Alaska Mosquito Season

Mosquitoes, sometimes jokingly referred to as the Alaskan state bird, are a fact of life during the summer travel season. But they are more annoyance than deterrent so don’t let bugs affect your travel plans. Mosquitoes and other bugs are most prevalent in the boggy interior and Arctic tundra regions during mid-summer. Populations spike in late June and dissipate in early August. They can’t fly in a light breeze and they aren’t as active in rain, which keeps coastal and mountainous regions relatively bug-free.

You will not encounter bugs on small ship cruises, except when venturing ashore on calm days and even then, they are seldom troublesome. Your packing list should recommend remedies to repel bugs and long-sleeve clothing to keep them at bay when they are encountered. Being equipped for weather and conditions will make your Alaskan experience more enjoyable. 

Weather & Packing for Alaska Travel

Weather in various Alaska destinations is unpredictable and travelers should prepare themselves for a range of conditions, no matter what month you travel. We have developed comprehensive Alaska planning guides for our booked clients, with expertise culled from years of our own living, working, guiding and traveling in Alaska.

Prepare for a range of conditions, no matter what month you travel.

Layers are essential for a comfortable Alaska vacation, using fast-drying wicking materials. A raincoat and rain pants are also must-haves, as is a warm hat and gloves. Many boats and some lodges will provide rubber boots. With a well-packed bag, you can appreciate the opportunities created by varying weather, which in turn creates the cornucopia of landscapes and wildlife that brings travelers to the Last Frontier.

Checking the Weather Before Your Trip

Many travelers incessantly check the daily weather in Alaska as their trip approaches. We advise you to resist this temptation, it will only drive you crazy. Local forecasts in Alaska are astoundingly inaccurate and weather changes by the hour. Checking daily forecasts does little to help you prepare.

Stick to the broad guidelines above and as previously stated, follow the advice of your packing lists. Checking the weather before your Alaska trip will only serve to frustrate your preparations and offers little insight into what conditions will be like when you arrive.

A scenic view of a mountainside of lupine flower plant  overlooking an Alaskan shoreline and water.

Timing & Latitude in Alaska

While this Alaska by Month guide is a valuable resource for planning when to go, wildlife and weather can never be fully predicted, especially in a land as powerful as Alaska. Life in Alaska is greatly affected by latitude variances, as slight latitude shifts can result in big seasonal and light changes. The nature of small ship cruising is to be flexible and nimble, and this ethos should be applied to any trip in Alaska, by land or sea. After all, the surprise in what you experience while in Alaska is a big part of the fun.

Alaska Climate Tables

Use the Alaska climate and weather tables below to determine the average temperature, rainfall and daylight. Learn more about Alaska’s climate and find the best month to visit Alaska.

Averages by Location

Anchorage, Alaska

Juneau, Alaska

Denali National Park

Learn more about the best time to visit Denali .

Arctic Alaska

So, When is the Best Time to Visit Alaska?

Considering everything stated above, we advise travelers that June 15 through August 15 is the best time to go to Alaska. But not everyone can schedule their trip during this time and as we’ve noted, each season has its benefits. If you plan your trip during the peak season, then plan ahead and book early as these are the dates that sell out first.

If you like this guide to the best time to visit Alaska, you’ll love our comprehensive travel planning services. Our experts have more information on when to visit Alaska, planning your Alaska trip or the best time of year to visit Alaska. When you are ready to book the trip of a lifetime, just give us a call, our experts are ready to help.

Woman in tan pants, dark blue sweater & brown knit hat stands on grassy mountaintop overlooking turquoise lake in Alaska.

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Have a question or looking for advice about the best time to visit Alaska? Use the comments below and we’ll answer your questions about the best time to travel to Alaska . Ready to plan and book your Alaska with our experts? Contact us .

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My husband and I want to see the Northern Lights. What month is best for clear skies and best viewing. We wanted to go in March but the Borealis Basecamp is already booked. Is April a good month. or is the snow already melting which would hamper dog sledding? Is February too cold?

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Hi Vicki, thanks for your question. April is on the tail end of Alaska’s aurora season. If your ultimate goal is to see the lights, going earlier in winter is the best time. February can be quite cold, but it often brings dark clear skies, ideal for seeing the Aurora. If you’re flexible with dates, late February to early March might be a good compromise. There are a number of other remote lodges and tours out of Fairbanks that you may enjoy. Contact us directly to speak with a specialist who can check availability and craft a custom Northern Lights vacation that’s right for you.

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Hi, my birthday is at the end of October, and I want to see the northern lights, is October a good time to see the northern lights and what’s the best place?

Hi George, In Alaska, viewing the Northern Lights is possible in October. Typically, there are no scheduled small ship cruises from mid-October through February, so traveling inland for a tour in Fairbanks and areas more north are your best bet in this region. We offer custom tours in Alaska and can offer October recommendations that fit your goal.

For the ultimate birthday celebration, head to the Arctic for the Northern Lights. Our northern lights cruises in Greenland and Iceland are focused in October for best chances of witnessing.

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Hello, This was very informative. My friends & I are cruising to Alaska June 4-16,2024. Our first time and my bucket list. I’m hoping to have the trip of a lifetime. I’ve been trying to come see Alaska for 40+ years. I’ve watched the commercials on TV and know it’s going to be amazing. Can’t wait. Can you help me with packing? How much & what? Thanks so very much. Janis A. Jones Coming from Maryland by way of California

Thank you Janis, and congratulations on your upcoming trip to Alaska! It will be well worth the wait. We recommend packing a variety of versatile attire and clothing layers to accommodate the unpredictable Alaskan weather. Besides our firsthand expertise, another one of the many benefits of using a travel specialist is access to our comprehensive Alaska trip planning materials. As you continue your preparations, reach out directly to your cruise operator for any packing resources they may offer. Have an unforgettable trip and keep us in mind for future small ship cruises worldwide.

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Cruise in September 20-27. Never been to Alaska I really didn’t want to over pack, any suggestions?

Hi Tammy, What an exciting trip to look forward to. You can read more about Alaska in September plus advice on packing layers, rain gear and more in the A laska Weather & Packing sections above. Or learn about Alaska’s climate and how greatly the weather is affected by latitude variances. Our comprehensive Alaska trip planning materials are written by our experts with decades of combined experience and provided to our clients at the time of booking. The best thing to do is contact your cruise operator directly and request their packing resources. Have an incredible cruise and please talk to our experts when planning your next small ship cruise vacation.

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I am taking a cruise by Norwegian cruise line and I was wondering when is the best time to come to see all the sites my friend wants to see the northern lights if possible can you tell me when to come? I appreciate it. Thank you very much.

Hi Mike, The best time to see aurora borealis in Alaska is during the winter, but the cruise options during that time are slim. To better your chances of seeing the northern lights via Alaska cruise, search for trips with departures as early or late in the cruising season as possible: typically March or late September or October. Learn more about Alaska northern lights cruises on our dedicated northern lights cruises page. Have a great trip.

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Will I need a heavy coat in september

Hi Esther, thanks for your question. During September in Alaska temperatures and conditions vary across regions. At the beginning of the month, you’ll likely have fall-like conditions, but it is a short fall. As the month progresses temperatures drop. By late September you will want thicker clothes and a winter jacket. It can also be colder at higher elevations, on a boat, and during morning and evening hours. Layering is essential, so we always recommend inner layers with a combination of a fleece layer then waterproof layer you can remove.

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Alaska is on by my bucket list, for one reason is the northern lights, I want to see as much as possible when I come. Either by plane, train, boat, or bus. I may never get but one trip so when should I come or do you have any suggestions?

Thanks for your question, Denise. The best time to go to Alaska really depends on your focus. For prime Northern Lights viewing you should visit during the dark winter nights from November through March. If you want a well-rounded winter trip, visit a specialty lodge for Northern Lights. For the best Northern Lights cruises , consider instead traveling to the Arctic.

But to get the most out of your Alaska trip with great weather, wildlife, longer daylight hours, and have the potential for Northern Lights, you could take an Alaska small ship cruise in the fall, then continue north to Fairbanks, where the Northern Lights begin showing themselves in late August and early September. We offer custom crafted tours in Alaska so contact us if you are interested in speaking with an Adventure Specialist.

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I loved all of the info on this post. Thank you. This will make my preparations more accurate. Knowing the weather, daylight hours and wildlife information is a tremendous help.

Glad we could be of assistance, Sherri! Our experts have lived, worked and explored Alaska during every season. Have a wonderful time on your trip in Alaska! If you need further trip planning assistance don’t hesitate to contact us .

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I am planning an economic run in my Mitsubishi Mirage to see as much of alaska as possible by car. I’ll be planning late September as I wish to see the northern lights as well during this trip. Trip starts in Texas, my home state. Will the roads be passable around that time for small front wheele drive cars, or should I plan this in early August?

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Hi Royce, What a long and exciting trip! Weather can be very unpredictable year-to-year in the fall in Alaska, and services associated with the busy summer tourism season will be winding down. We’d recommend contacting a AAA chapter in Alaska to get some more road-trip guidance. Our expertise is in guided trips and small ship cruises, so for travelers wanting to take in aurora borealis on a ship, we recommend our Arctic-based Northern Lights cruises .

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This has been very informative as I want to plan a trip to Alaska. I want to be able to visit the Glaciers, National Parks as well as the Arctic Area.

Wow Gail that sounds like quite the comprehensive Alaska trip! If you need help crafting the itinerary, please contact our experts. AdventureSmith Explorations specializes in creating custom travel by land or sea and will suggest draft itineraries with Alaska lodging or small cruise ship that meet your needs and budget.

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This post was very helpful because I’m planning a trip to Alaska in August.

How exciting! August is a popular time to visit Alaska. Wildlife is abundant, the days are long and the weather is warm and wet. If our experts can further help you choose an Alaska small ship cruise or Alaska tour please do contact us.

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Can’t wait to travel to Alaska this coming August

You’re in for a real treat, Barbie! August in Alaska is a great time to see humpback whales, orcas, bears and other wildlife as they capitalize on salmon runs. Have a great time.

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Hi, I’m a senior with limited walking. I’m hoping to take a cruise the beginning of August. Will I enjoy cruising without a lot of side excursions. Thank you

Hi Patty, There is an Alaska small ship cruise for every style of travel from active to relaxed. Many travelers remain on board to enjoy scenic wilderness cruising from the ship. Travelers with limited mobility may also seek a small ship with an elevator to make moving around the boat easier. Consider Exploring Alaska’s Coastal Wilderness aboard the 100 guest National Geographic Quest or Venture . Small ships cruise close to shore where bears, moose, eagles, and wildlife are easily spotted (bring your binoculars). Flexible itineraries mean small ships can stop and linger longer when whales are spotted. Contact our experts for a full consultation on your perfect Alaska trip and small ship.

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Would like to know if someone can tell me weather in April I’m riding my motorcycle Plan is to start Fron SD CA to Prudhoe Bay and back down To SD /camping and also motel. I’m researching and I’m a little confuse any help is appreciated

Thanks for your comment and what an adventure! We once had a group of clients ride their motorcycles all the way from Florida to embark one of our smalls ship cruises in Alaska . While our specialty is planning and booking small ship cruises and wilderness adventures, here are some resources to help with your trip. The post above has an overview of the wildlife and weather in Alaska in April. Find more detailed Alaska climate information with temperature, rainfall and daylight tables. You will surely want to learn more about how to visit Denali National Park .

Getting to Alaska will require a transit of the Alaska Highway and The Milepost is a good resource for travelers traveling by road. Finally, the State of Alaska travel site can be a good resource for Alaska weather. We believe that getting away from the roads and rails is essential to any authentic Alaska trip , so if you interested in getting off your bike to experience the real Alaska, please contact us.

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We want to visit Alaska July 21- 30 for my daughter birthday. Tips on what to do are highly appreciated.

Thanks Miros, you’ve come to the right place! Our team of true Alaska experts can craft the perfect birthday trip suited to your interests, ability and budget—by land, sea or both. Space is quickly becoming limited for July 2022 so we recommend booking soon. An Alaska expert will be in touch.

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Hi we are doing a cruise the end of august. I am trying to figure out how to pack. We have gone in July and it was extremely hot, then we went the next year about the same time and it was extremely cold. Like to know what the weather is like the end of august

Hi Robin, Here is the section on Alaska in August . It sounds like you’ve experienced how unpredictable Alaska’s weather can be firsthand, so you’ve got a leg up on packing. Our advice is to always prepare for a range of conditions, no matter what month you travel to Alaska. Read more advice on packing layers, rain gear and more in the Alaska Weather & Packing section above. Or learn about Alaska’s climate and how greatly the weather is affected by latitude variances. Weather can never be fully predicted but reach out directly to your cruise operator for packing materials, they may supply comprehensive Alaska planning guides like we do for our booked clients. Have a great time!

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Scheduled for a cruise to Alaska June 11-18 2022. Wanted to find out how to dress. I live in Hawaii & it’s summer we use summer clothes that time if the year & ha ha most year ‘round.

We are thrilled you get to experience Alaska this summer. Our comprehensive Alaska trip planning materials are written by our experts with decades of combined experience and provided to our clients at the time of booking. The best thing to do is contact your cruise operator directly and request their packing resources. Have an incredible cruise and please talk to our experts when planning your next small ship cruise vacation.

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My name is Sonya, and I really want to be brave and travel to Anchorage and other parts of Alaska in mid February,2022. Are there many things to see and do at that time or would you recommend another time? I was really hoping to see the Northern lights if possible. Please help guide my decision. Thanks in advance for the advice.

Hi Sonya and thanks for your question. While the northern lights (sometimes called aurora borealis) occur year round in Alaska the best time to view them are dark nights November through March. February is cold and clear, making it an excellent time for northern lights viewing. March is also nice with dark nights but a bit more daylight. We’d recommend getting farther north to Fairbanks and away from the city lights for the best aurora viewing. Stay up late as the best viewing is from 10am-3am. Some lodges can arrange for a wake-up call if/when the lights do come out. If you plan on spending 5-7 days in Alaska with a least 3 nights looking for the lights you’ll have a 90% of seeing them. Remember the lights need to be out and you need clear skies. The aurora can be elusive so think of it as an adventure. But the payoff is one of the most incredible spectacles of nature. Finally you can check the aurora forecast from the University of Alaska Fairbanks. There are a host of winter activities available such as the Alaska Railroad, hot springs, dog sledding, snowmobiling, skiing and snowshoeing. We offer custom crafted winter tours in Alaska so contact us if you are interested in speaking with an Adventure Specialist.

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We want to travel summer 2022, fly into Anchorage and travel north and south from there. I’m concerned about it raining if we come in late July into August. Does it rain constantly, or do you have brief showers like Hawaii?

Hey Karen! “Unpredictable” best describes Alaska’s weather. Throughout the summer, weather is variable and can change rapidly. Alaska is a rainy destination, so you are likely to encounter rain at some point during your trip no matter what summer month you choose. In Anchorage and Denali rain showers and the chance of storms, with more than just showers, increase as the summer progresses. See the above Alaska climate tables for rainfall by month.

Our clients are prepared with an extensive packing lists and travel preparation. Pack the right gear, prepare for rain and if you get lots of sunshine, it’s a bonus! May and June are considered the “driest”, but even then there’s always a chance of rain on any given day. Feel free to contact our Alaska travel experts for further assistance. They have lived, worked and explored the region in depth as former guides, operations managers and naturalists, and can help you craft the perfect Alaska package.

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Hello, and thank you for this wonderful information. My husband and I would like to fly in from Arizona. We are not big into city life, noise pollution, bright lights and lots of people. We love nature and I am a photographer. We love the fall and moderate hikes. Where would you suggest we fly into, as well the areas of beautiful Alaska, that you would suggest, based on our interest.

Hi Nancy, I’m glad our post helped you decide that fall is the best time to visit Alaska. Our full-service trips showcase the best of Alaska, with plenty of nature, hiking and photography opportunities (as evidenced by our small ship Alaska cruise reviews and Alaska tour reviews ). Fly into Juneau, Sitka, Ketchikan or Petersburg for Southeastern Alaska’s Inside Passage. And fly into Anchorage to access Prince William Sound, Denali/Katmai/Kenai Fjords National Parks and Kodiak Island. To help narrow your options, consider our Alaska Cruise Guides (and our picks for 5 iconic Alaska wildlife cruises ) and how to visit Denali National Park . An Adventure Specialist will be in touch soon to discuss fall options and better hone in on your ideal trip.

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Hello, I wanted to catch beautiful fall foliage in AK as well. I’m planning to go there in 2nd week of September. Will that be too late for fall foliage? We also would like to check out some national parks as well and definitely wildlife sightseeing and finishing. We also will visit some old friends who live in Dutch Harbor. We will be staying in Airbnb, rent a car to drive around. Should we land in Anchorage airport for our convenience ? We are from Sacramento, California. Please give me some ideal here when go go, should we stay in Anchorage for few days then take off to Dutch Harbor? Please advise. Thank you. Sincerely, Yen

Hi Yen! That will be quite the adventure! The remoteness of Dutch Harbor, part of the Aleutian Islands, fits our hallmark style of small ship cruising perfectly. September is a great time to see Alaska’s fall colors and Anchorage is a perfect central hub to explore from. It offers many ways to enjoy the surrounding national parks plus flight connections to Dutch Harbor. The earlier in September you go the less likely you will have to deal with snow conditions and will have more options for cruises and Denali National Park tours . As a full service tour operator we’re here to help you arrange the seamless vacation of a lifetime experiencing the best of Alaska up close and in style. Contact us to talk about the benefits of our expertise.

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We are traveling to Alaska the second week of October 2022. Our only nailed down event is a wedding in Glacier View mid week. We are avid hikers and would love to see the National Parks in any aspect. We will likely rent a car and also looked at winter trains. We thought we’d start in Anchorage, hit Glacier View, Wragnell, Denali, then back to Anchorage. Is this doable?

Hi Emily, A self-drive trip is do-able in the late fall. Be aware though, that by October 1st Denali National Park begins to wrap things up. Tours, lodges, shuttle buses, Visitor Centers, Ranger Stations and campgrounds are all closed. Because late fall season DIY trips are largely based around weather conditions, we recommend directly contacting the parks you wish to visit in the fall to get an update before traveling to them.

Winter arrives early to interior Alaska so there can be snow on the ground by the end of September or early October. Take a look at our Alaska climate page to see the rainfall averages and daylight hours in October. We focus our Alaska cruises and land services during the primary tourist season from May through August but can help with custom tours during the fall–contact us if you are interested.

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Hi, we are planning a trip to Alaska and have specific things we would like to experience.. Northern Lights, wildlife, beautiful color changes would be on the top of our list. We have special travel needs that need to be addressed as well, one wheelchair bound guest and another is 100% service disabled veteran. We also travel with service animals (2 dogs). Do you have any suggestions pertaining to our situation to guide us in our plans? Thanks in advance

Hi Tammy, Sounds like early fall would be the best time for your Alaska trip. The easiest way to check most of your boxes would be a land viewing rail tour. The Alaska Railroad’s passenger trains are wheelchair accessible and service animals are welcome. From the train you can enjoy Alaska’s fall colors between Anchorage and Denali, stop in Denali for incredible wildlife, then continue north to Fairbanks, where the Northern Lights begin showing themselves in late August and early September. Before the land tour, you could also consider adding a cruise component for even more up-close wildlife opportunities. Fall colors in Alaska last only a few short weeks so timing with Northern lights can be tricky, but with a little luck, Alaska will provide. An Alaska specialist will be in touch soon to discuss Denali-based Alaska tours , potential small ship Alaska cruises , or a custom travel arrangement to cover both.

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My husband and i are planning a cruise this coming year. My biggest goal is to see whales. When is the best time for whale watching. Thank you S.D.

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Hi Sharon, Whale watching aboard an Alaska small ship is a spectacular goal! Our guide to Whale Watching Aboard Small Ship Cruises in Alaska recommends mid-June through mid-August, although whale sightings are possible throughout the season. Most of our small ship Alaska cruises offer opportunities to see whales. One of our Alaska Adventure Specialists will be in touch soon to discuss a trip that best suits your whale watching goals.

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Hello, I want to see the ice caves, but flights in summer are too expensive for me. Can you suggest any other time?

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Hi YM, You’re likely referring to the Mendenhall Glacier out of Juneau, Alaska, which our team has experience visiting, but mostly en route to Alaska small ship cruises or other adventures in the Southeast Alaska region. While we’re not experts on ice caves, and conditions can vary any time of the year, the ice is most likely more stable (but the temperatures still bearable for travel & flights less expensive) in the spring and fall. Contact us to discuss planning and booking an Alaska trip like this further if you wish! Just know that our expertise is in adventure travel packages built for you to see the best of Alaska vs. day trips.

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Hello, and thanks for the info. Do you know what time of year is when mosquitoes are all over?? Or is there any condition when they are not that annoying?

Hi Sergio, Mosquito density in Alaska varies by month and location. On Alaska small ship cruises there is no need to worry about mosquitos, but inland Alaska land tours do experience them, particularly in Denali National Park. To avoid inland mosquitos, travel outside of July and the first half of August. If you’re aiming to combine a land tour with a cruise, however, consider that whales are in abundance during that time. Contact one of our Alaska specialists to help you pinpoint the optimal timing for your Alaska trip .

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So I am trying to plan our first trip to Alaska next year – Flying into Anchorage, renting a car and seeing Homer, Seward and Denali. Just can’t decide what is the best month. We were thinking June 4-13, 2020. Is there snow on the mountain peaks still at this time? What do you think would be the best time to visit? We would to see snow covered mountains! 🙂 We’re from Florida (the Panhandle where Hurricane Michael hit last Oct) 🙁

Thank you so much! Wendy Chambers

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Hello Wendy, As you read in this post, every month offers its benefits and as we know about weather, in Alaska especially, it can be quite unpredictable. Depending where you are in Alaska the snow on the mountains can last through the year, but the earlier in the season the better! If you need any assistance booking, we have incredible Alaska tours , in addition to our small ship cruises , that get you deep into the wilderness of Denali, Kenai and other incredible Alaska destinations. We are so sorry to hear you were hit by the hurricane, we hope for a speedy recovery to you and your community!

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Thanks for the well organized post which answers some planning questions on travel in Alaska. It saves me some research time, and serves as a focus to refer to as I weigh the options.

“There is no best time to cruise Alaska. The nature of small ship cruising is to be flexible and nimble, and this ethos should be applied to any trip in Alaska, by land or sea. Afterall, the surprise in what you experience while in Alaska is a big part of the fun.”

I appreciate your summarizing statement, as it confirms for me that booking with adventuresmithexplorations is the right choice!

Hello Eileen, Thank you so much for your kind words; we are so glad we could be of assistance. Here at AdventureSmith we aim to offer as much helpful information for our readers and travelers so that they can thoroughly enjoy their time off. We look forward to working with you to find your ideal Alaska trip and an Alaska expert will be in touch with you to help you plan your vacation. In the meantime, check out our Alaska Cruise Guides for another helpful resource.

Find Your Best Time to Visit Alaska

Start your trip search with this selection of Alaska adventure trips by land and sea. Follow the link to “Find an Alaska Trip” to search our numerous Alaska trips by month or your travel dates. Our experts can lead the way to ensure the Alaska adventure you choose is your perfect match, in the best time to travel to Alaska for your interests. All our trips are are aboard ships 100 guests or under or at boutique wilderness lodges tried and tested by our team. Get started finding your dream Alaska trip!

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What to Wear on an Alaska Cruise (outfit ideas with photos)

What to wear on an Alaska Cruise

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Even if you’ve been on a cruise before, planning and packing for an Alaska cruise is quite different. If you’re anything like me, you’re probably wondering what to wear on an Alaska cruise.

I did a lot of research before my first Alaska cruise and wanted to make sure that I was prepared for the Alaska weather, the excursions and for days and evenings on the cruise ship. I can confirm that packing raingear and wearing layers is good advice! However, there’s a lot more to know.

Alaska temperatures range from the mid 40’s to the mid 70’s, depending on the month or your cruise. Plus, Alaska weather is unpredictable. It’s possible to have mild and sunny days, as well as rainy and cooler days during a 7 day Alaska cruise.

In this post I share what I wore during the day on Alaska excursions, as well as cruise outfits for casual and formal nights. You’ll find several photos as well as recommendations for clothing, accessories and other useful Alaska cruise essentials.

I’ve also shared an Alaska packing list of items you don’t want to forget!

This post contains affiliate links which means if you click and buy that I may make a commission, at no cost to you. Please see my disclosure policy for details.

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What to Wear on an Alaskan Cruise – Day and Evening

Alaska-cruise-outfit-daytime

What to Expect on an Alaska Cruise

Alaska cruises are more casual than Caribbean and Mediterranean cruises , both during the day and in the evening. Even though we cruised with Holland America, which is a more traditional cruise line, we still found this to be true.

Our Alaska cruise was in May, which is one of the cooler and drier months to cruise in Alaska. If you’re going to Alaska in the summer, there are some things I brought that you can likely leave at home.

I’ve included examples of Alaska cruise outfits for daytime, evening and formal nights.

Pro tip: Check the weather forecast for your ports of call starting about a week before your cruise to help you plan your outfits.

What to Wear on an Alaska Cruise During the Day

alaska-cruise-outfits

If you’ve been looking at Alaska cruise packing lists, you know that you should plan on layering your clothing. This is because the mornings in cruise ports like Juneau , Ketchikan and Skagway can be quite cool and warm up quite a bit in the mid to late afternoon.

alaska-cruise-outfits

You’ll want to pack short sleeve and long sleeve t-shirts, to wear under a fleece sweatshirt or hoodie. During my cruise, the temperature during the day was usually about 50F to 57F, so I almost always wore a lightweight puffer jacket as well.

When it got warm, we just removed our jackets, folded them up and put them in our water resistant backpack.

Sweatshirts, Jeans & Leggings

alaska weather for cruise

There’s no need to be fancy during the day on your Alaska cruise. I live in leggings when I’m at home, and this was great for days in Alaska too. I also wore blue jeans, which I found kept my legs warm even during a canoe excursion on Harriet Hunk Lake in Ketchikan.

I was really happy I brought these fleece sweatshirts . They were so comfortable and they kept me warm and cozy, even during our day in Glacier Bay!

alaska weather for cruise

Recommended: Amazon Essentials fleece sweatshirts (I bought these in blue & pink)

Hats & Gloves

alaska-cruise-outfits

I wondered if I’d wear my hat and gloves, and I sure did! Hats and gloves don’t take up a lot room to pack, and they’re worth bringing even if you’re cruising to Alaska in the summer or fall. Mornings and late nights can be frosty, especially on glacier viewing days.

I recommend bringing thin touch screen gloves, so that you can use your smart phone to take photos or look at emails, without freezing your hands.

alaska weather for cruise

Recommended: Hat with pom-poms (check price & reviews on Amazon here)

alaska weather for cruise

Recommended: Touch free gloves (love these!)

Puffer Jacket

alaska weather for cruise

Although I live in Canada and am used to winter weather, I hate being cold. I wasn’t sure if I needed a parka or a lighter lined jacket. I’m glad I decided on a lightweight puffer jacket.

This water resistant puffer jacket kept me warm, without feeling overheated, during my days in port. I could also unzip my jacket when I was in the bus on tours and excursions.

A puffer vest is also a popular choice for outer wear on an Alaska cruise.

alaska weather for cruise

Recommended: Puffer jacket (check price & see 3000+ 4.5* Amazon reviews here)

Pro tip: Wear your puffer jacket on your flight or pack it in your carry-on bag, to save room in your checked luggage.

Alaska-cruise-outfits

If you’re going on an Alaska cruise, you need to pack some rain gear. Alaska is home to the Tongass National Forest, the largest temperate rainforest in the world. While you won’t always have heavy rain, Alaska can be drizzly or misty on any given day. In fact, Juneau experiences some form of precipitation approximately 230 days a year.

We were very lucky during our Inside Passage cruise as it only rained two days out of 7! We had some rain on our embarkation day in Vancouver and in the afternoon while we walked around Ketchikan’s Creek Street and the cruise port.

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alaska weather for cruise

What to Pack for Rain in Alaska

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A poncho is light doesn’t take up much room and can be easily brought on a summer Alaska cruise.

alaska weather for cruise

Recommended: Poncho (check reviews & price on Amazon here)

Wind-proof Travel Umbrella

alaska-cruise-outfits-rainy-day

An umbrella is optional for an Alaska cruise. We rarely used it, but did find it handy while we explored Vancouver in the rain during our pre-cruise stay.

If you take photos and videos, an umbrella can be useful as well. Some cruise lines may provide an umbrella for use in your stateroom.

Rain Jacket

Depending on the time of the year, a rain jacket is a clothing item to pack for your Alaska cruise. If I was cruising to Alaska in June, July or August, I would have brought mine and layered it on top of a long or short sleeve shirt.

Since we were there in May, it made more sense to bring a warmer water repellant jacket.

Waterproof Shoes or Hiking Boots

Alaska is all about exploring the great outdoors. Waterproof hiking shoes will keep your feet dry and comfortable as you explore rugged terrains, trek through glaciers, and walk through trails in Alaska.

While you can wear sneakers, waterproof hiking shoes are better for wet and muddy weather that you might experience on some Alaska excursions . Good hiking shoes will also give you traction and support for uneven terrain.

alaska weather for cruise

Recommended: Waterproof hiking shoes (check options on price on Amazon here)

Thermal Wear

alaska-cruise-outfits

Thermal underwear (or Long John’s) will keep you warm during rainy and cool days in Alaska. We brought some as our philosophy was, we are going to visit Alaska, even if it’s cold and rainy!

alaska weather for cruise

Recommended: Thermal wear

Lucky for us, the weather was pretty good. However, it only about 50-55F most days and my husband and son found thermal underwear to be useful when worn under a pair of jeans.

I brought fleece lined leggings , and this was perfect for me.

alaska weather for cruise

Recommended: Fleece lined leggings (check price & 4.5* reviews on Amazon here)

What to Wear on an Alaska Cruise for the Evening

Alaska-cruise-outfit-evening

Planning your cruise vacation outfits for an Alaska cruise can be a bit of a challenge. While most cruise lines have dress code suggestions, in practice many cruise passengers dress more casually for the evening on Alaska cruises that on other itineraries.

If you’re on a 7 day cruise, you can expect to have mostly casual and smart casual evenings, with one or two dressy or formal evenings .

alaska-ladies-evening-cruise-clothing

If you want don’t even want to think about what to wear, you can also eat in the cruise ship buffet or grab some pizza or a burger at a one of the casual restaurants.

Related: What To Wear on a Cruise Vacation (day, evening & formal night)

My Evening Cruise Outfits

My Alaska cruise a 7 day Inside Passage cruise on Holland America’s Koningsdam. I brought a few dresses and a pair of black pants that I could wear with different tops. I also brought a light crochet cardigan to wear my tops.

Alaska-cruise-casual-evening-outfit-Ilana- Life-Well-Cruised

If you like to wear jeans, you can feel comfortable wearing nice jeans and a top to the main dining room, buffet and restaurants.

Alaska-cruise-casual-formal-night-outfit-Ilana-Frank

For the Dressy Night (like formal night) I wore a black dress and my husband and son wore a suit and dress shirt, without a tie.

Alaska-cruise-formal-night-outfit-men

What Shoes to Pack for an Alaska Cruise

There’s no need to pack too many shoes for an Alaska cruise . The shoes you’ll want to pack are:

  • Sneakers, walking or running shoes
  • Dress shoes (for evening)
  • Casual shoes (for evening)
  • Flip flops or slides (for the pool & hot tubs)
  • Waterproof hiking shoes (optional)

Alaska Cruise Accessories

Here are a few “must-have” items and cruise essentials to pack for an Alaska cruise.

Travel Binoculars

alaska-cruise-outfits-binoculars

You’ll see incredible scenery and wildlife from your balcony or cruise ship deck and binoculars are a must-bring! We even brought our binoculars for our whale watching excursion and we’re glad we did!

alaska weather for cruise

Recommended: Travel binoculars (check reviews & price on Amazon here)

Large Backpack

alaska-backpack

A good size water resistant back pack is great to bring on shore excursions. I like this one as it has a waterproof bag insert, good for potential Alaska downpours.

alaska weather for cruise

Recommended: 40 L Backpack (love this one on Amazon)

Waist Pouch or Cross Body Bag

alaska-cruise-outfits

One of the best things I brought on my Alaska cruise was a cross body style waist pouch. It was great to not bring a purse with me, so I could be hands free on my excursions.

These days, fanny packs or belt bags are in style for both women and men.

Alaska Cruise Packing: Frequently Asked Questions

alaska-cruise-we-love-alaska

Should You Pack Shorts for an Alaska Cruise?

Since Alaska weather can be unpredictable, it’s a good idea to pack at least one pair shorts for warmer days or to work out in the gym. If you’re taking an Alaska cruise during the summer, you may get weather into the 70’s and you’ll be happy you brought shorts and a t-shirt.

Is it Cold on an Alaska Cruise Ship?

I was surprised to find out that it wasn’t cold on the cruise ship in Alaska. In fact, the dining room was very comfortable and I never needed a sweater or shawl. The one day when it was cold on the cruise ship was our glacier viewing day in Glacier Bay. This was because the doors to the outdoor promenade and the ship’s bow were kept open for much of the time, allowing cool weather in.

Do You Need a Coat for an Alaskan Cruise?

If you get cold easily, you’ll probably want to pack a puffer jacket or lightweight coat for an Alaskan cruise. This is especially true if you’re cruising during the beginning, end or shoulder season.

A light jacket or puffer style vest worn over a fleece sweatshirt should be good for those cruising to Alaska during the late spring and summer months.

Should I Pack a Bathing Suit for an Alaskan Cruise?

alaska-cruise-pool

You should pack at least one bathing suit and cover up for your Alaska cruise. Many cruise ships sailing in Alaska have a heated indoor pool. However, even if your cruise ship doesn’t have a covered pool area, you can still use the outdoor pool and hot tubs.

I was surprised to see a few people swimming in the outdoor pool on cool sea days during our cruise to Alaska. The hot tubs were used regularly, and were particularly appealing during our day in Glacier Bay (what a view!).

Video: Alaska Cruise Essentials & Packing Guide

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Final Thoughts on What to Wear on an Alaska Cruise

Packing for an Alaska cruise and knowing what to wear can be a challenge. However, since Alaska cruises are more casual than other cruise itineraries, planning your Alaska cruise outfits isn’t as hard as it seems.

For day, plan your outfits based on comfort. This means stay warm and dry, and wear layers to help do this. For evenings, you can pack lighter for your Alaska cruise by wearing pants or jeans, paired with different tops. Even formal nights on Alaskan cruises are less fancy than most cruises. Of course, dress how you enjoy, but don’t feel obligated to wear a formal evening dress and tuxedo.

Are you going on an Alaskan cruise? Please let me know your Alaska cruise wear questions in the comments below.

Happy Cruising!

If you enjoy this post please don’t keep it to yourself ;-). Please feel free to share on Facebook or Pinterest (share buttons at the top). Thanks so much!

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We watched several of your YouTube videos before our first cruise. We went to Alaska on the Eurodam. Your tips are spot on and greatly appreciated. The best one for us, magnet hooks. They are incredible and helped keep all of our layers off the floor and easy to retreive.

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I’m so glad to hear that you had a great Alaska cruise & that these tips were helpful!

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Alaska Cruise Weather by Month

alaska weather for cruise

Alaska Cruise Temperature by Month

Whether soaking up the golden sun on a fishing expedition or feeling the crisp breeze as you zipline through picturesque landscapes, you may notice that on an Alaska cruise , weather can vary greatly month-to-month. Princess cruise itineraries travel to the Southeast and Inside Passage regions of Alaska from May through September when wildlife is bustling, greenery is flourishing and salmon are running. Temperatures can reach anywhere from the low 30s to upper 80s depending on your month of travel as well as the port of call. We always recommend that you dress in layers to prepare for whatever weather comes your way. To help you get ready for your awe-inspiring adventure, learn about Alaska cruise temperatures by month.

Alaska Cruise Weather in May

After spending the winter in warmer climates, humpback whales migrate north and break the waters of the Inside Passage, marking the dawn of Alaska’s most vivacious season. Hundreds of king salmon grace the majestic waters of the Pacific while freckled lynx bask in the early summer sun. Thanks to the modest daytime temperatures and refreshing evening climates, May is peak season for many of Alaska’s most cherished wildlife. Weather typically ranges from the -1 to a high of around 12 degrees Celsius. May itineraries invite guests to pack jumpers and jackets for easy layering.

Alaska Cruise Weather in June

Feel the warm embrace of the summer sun throughout June when the Land of the Midnight Sun experiences the height of its daylight. With over 18 hours of golden sun each day, Alaska landscapes kiss the snowy surfaces goodbye and welcome the lush green meadows that bear the fruits of winter’s labor. With newly dried surfaces, hiking expeditions commence. As you venture into the depths of Alaska’s wilderness, reach new heights where you can enjoy unparalleled views of staggering glaciers and roaming hillside wildlife. With lows around 5 and highs around 18, allow the revitalising, crisp breeze to tickle your neck as you rejoice in the unforgettable climb.

Alaska Cruise Weather in July

As temperatures continue to rise, relish in the warmest month of the year when Alaska’s wildlife comes out to play. In Icy Strait Point, find regal brown grizzly bears roaming through streams in search of fresh salmon. Or, look for lively humpback whales making a splash off the coast of Juneau. As you embark on your summer adventure, bring light jackets for hiking through shady regions as well as plenty of sunscreen for basking in 18 hours of glorious sunlight each day this month.

Alaska Cruise Weather in August

Cast your line into the marvels of an Alaska summer by cruising in August. As you sail into each port of call, delight your taste buds in the delicacies of Alaska’s waters. Donning subtle notes of the sea, the silver salmon is one of the most sought-after fish and just so happens to be most fruitful this time of year. Whether or not fishing is your forte, be sure to pack water-resistant apparel for every splash and sprinkle that may arise from kayaking down crystalline fjords and hiking through misty rainforests. With lows around 5 and highs of around 18, you’ll feel refreshed and eager to explore the captivating wonders of Alaska.

Alaska Cruise Weather in September

As September begins, the sun dips below the horizon signifying the inauguration of autumn. The lush green forests transition into vibrant hues of gold and saffron while the mountaintops become freckled in snowfall. Daylight quietly recedes and the growing twilight perfectly contrasts the luminous green lights of the Aurora Borealis . The enchanting colours invite you to marvel at the miracles of Mother Nature that so often act as the inspiration for treasured postcards. With only 12 hours of sunlight, temperatures range from around 6 degrees to around 12 degrees. These new, cooler climates encourage Alaska’s famed wildlife to begin preparing for hibernation. Gaze at the water’s surface as thousands of bald eagles congregate to enjoy the final salmon of the season.

Best Month to Take an Alaska Cruise

What is the best weather for an Alaska cruise? Temperatures can vary anywhere between 30 to 80 degrees throughout the summer travel months – inviting guests to layer on the jumpers and windbreakers as weather can be unpredictable. So, the best month to travel to the Great Land depends on what you want to do. For the fishing aficionado, consider May when king salmon reach their greatest appearance. If you prefer to explore the lush scenery by foot, wait until June when the sun has overcome the frosty terrain of the Inside Passage and trails are primed for adventures. Regardless of which month you choose to explore Alaska, you’ll encounter iconic marine life and embark on heart-stirring adventures when you set sail with Princess.

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COMMENTS

  1. Alaska Cruise Weather by Month

    Weather typically ranges from the 30s to a high of around 55 degrees Fahrenheit. May itineraries invite guests to pack sweaters and jackets for easy layering. Alaska Cruise Weather in June. Feel the warm embrace of the summer sun throughout June when the Land of the Midnight Sun experiences the height of its daylight.

  2. Alaska Cruise Weather (Month By Month Guide)

    Alaska Cruise Weather in August. Highs: 60°F. Lows: 45°F. Average Rainfall: 5.37 inches. Hours of Daylight: 15.2 hours of daylight. August is when the Alaska cruise season begins to wind down. During this month, you can expect the weather begins to cool, higher rainfall, and gorgeous fall landscapes.

  3. The Best Time to Cruise Alaska: A Month-by-Month Guide

    Weather: For cruise itineraries in Alaska, August high temperatures will be somewhere in the upper 50s and low 60s. We've reached the pinnacle of summer temperatures, and the rainier season has just begun. Juneau gets about 17 days of rain in August, so a high-quality raincoat is essential.

  4. Cruise Tips for Alaska Weather: Month by Month

    Alaska Cruise Weather in July. July is known as the hottest month in this section of Alaska with the hottest day of the year falling on July 9th. Temperatures range on average between fifty and sixty degrees with mostly cool afternoons and evenings and chilly mornings and mid-day hours.

  5. The Best Time to Cruise Alaska Month by Month

    Weather in Alaska in May: May is the driest month of Alaska's cruise season with just a 25 percent chance of rain. Average highs are in the mid-50s with lows in the upper 30s and lower 40s.

  6. Alaska Cruise Weather: May-July Overview

    Seward. 55. 40. 18. In May, Alaska cruise temperatures average between 40 and 55 degrees Fahrenheit. May tends to be slightly rainier than June and July, with a slight chance of snow earlier in ...

  7. Alaska Weather

    Summer is the peak season for tourism and considered the best time for Alaska cruises, and for good reason. Running from late June to mid-August, summer has the warmest temperatures, near endless sunlight (approximately 18 hours or more per day!), and the best chances for viewing wildlife. And with the tourism industry in full swing, you'll ...

  8. The best time to cruise Alaska

    Alaska is a cruise destination with a limited season. Each month has its advantages, from discounted pricing to abundant wildlife. ... by the end of the month, you may find dry weather and temperatures in the 60s. As an added bonus: The skies will be dark at night; if clear, you might spot the northern lights. Related: The best Alaska cruise ...

  9. The Best Time to Cruise Alaska 2024: A Month-by-Month Guide

    Just as Norwegian Cruise Line kicks off the 2024 Alaska cruise season in April, it's the last cruise line to set sail in the state, and the only one to sail in October. The seven- and nine-day ...

  10. Alaska Cruise Weather

    Here is the typical weather during Alaska cruise season: Juneau Cruise Weather. The capital of Alaska sees average highs in the upper 50's and low 60's in May through August, with September highs averaging in the low 50's. It's much less rainy than the previous two at 62 inches, but it's still pretty common.

  11. The Best Time To Cruise Alaska

    Advantages of Visiting Alaska in July. Looking for warm weather? July is Alaska's hottest month, with daytime temperatures ranging between 50-70 degrees and 18 to 19 hours of daylight. If you're planning an arctic cruise, prepare for cooler weather, as the temperature up north dips down to 33-45 degrees.

  12. Alaska Cruise Ports: Current & Historic Weather

    Current & Historic Weather for Alaska Cruise Ports. When you're planning an Alaska cruise, two of the most important decisions you need to make are which itinerary to choose, and when to go. Which particular ship to go on should be a distant third decision, though the presence of a naturalist onboard can enhance the cruise for many. ...

  13. Cruise Weather Forecasts

    Cruise Outlook provides custom weather forecasts for many cruise sailings as well as other information about your trip. Planning and packing for your next cruise has never been so easy! Register; Login; Weather Reports. Cruise Info. Live Ship Cameras. Current Ship Positions. Future Ship Positions. Build a Report ...

  14. Best Time to Visit Alaska

    April in Alaska. Small Alaska cruise ships begin plying Alaskan waters as early as mid-March, with most early spring departures running regularly starting in mid-April. Early spring offerings center on Alaska Inside Passage cruise itineraries, with most spanning a week. During this time, you can also consider a longer cruise, traveling with small ships positioning from Seattle, Washington up ...

  15. What To Expect on an Alaskan Cruise: Weather and Wildlife

    Even during the prime cruising months of June, July, and August, temperatures are generally fairly mild during this time, with average highs in the 60s and lows in the high 40s and 50s. Ketchikan receives the most rain, with weather conditions becoming progressively drier the farther north you go.

  16. Climate & Weather in Inside Passage Alaska

    Temperatures in the Inside Passage tend to avoid big extremes. Summer daytime highs are mild - generally in the low- to mid-60° F range, while nighttime lows are in the mid-to high-40s. It is a rainforest, so be prepared for light mist and rain at any time. In winter, temperatures rarely fall below 20° F, and snow along the temperate ...

  17. Your Guide to Inside Passage Weather in Juneau ...

    Summer Temperatures: Juneau Alaska weather remains fairly mild throughout the summer. The shoulder season (May & September) are typically in the mid-50's°F while June, July, and August are usually low 60's°F - mid-70's (°F). On sunny July days, the temperature can reach the high 70's°F!

  18. Alaska Cruise Weather by Month

    Weather typically ranges from the 30s to a high of around 55 degrees Fahrenheit. May itineraries invite guests to pack sweaters and jackets for easy layering. Alaska Cruise Weather in June. Feel the warm embrace of the summer sun throughout June when the Land of the Midnight Sun experiences the height of its daylight.

  19. Alaska Cruise In September: Weather, Tips, Prices

    In Juneau, Skagway, Ketchikan, and southeast Alaska towns, expect average temperatures of 54F and lows of 43F. These ports, on average, experience 22 days of rain in September. Further north, Anchorage, Seward, and Whittier have cooler nights of 40F but fall to 30F at the end of the month.

  20. What to Wear on an Alaska Cruise (outfit ideas with photos)

    Alaska temperatures range from the mid 40's to the mid 70's, depending on the month or your cruise. Plus, Alaska weather is unpredictable. It's possible to have mild and sunny days, as well as rainy and cooler days during a 7 day Alaska cruise.

  21. Alaska in May

    Alaska in May (1:59) Imagine: You've just endured 6 months of freezing temperatures and darkness. Then, finally, the air starts warming up, the sun sets later and later, and people begin to emerge from their cocoons. Yes, Alaska can be a lot of fun in winter—but come May, Alaskans are absolutely bursting with energy.

  22. Alaska Cruise Weather by Month

    Weather typically ranges from the -1 to a high of around 12 degrees Celsius. May itineraries invite guests to pack jumpers and jackets for easy layering. Alaska Cruise Weather in June. Feel the warm embrace of the summer sun throughout June when the Land of the Midnight Sun experiences the height of its daylight.

  23. Alaska in September

    Southeast Alaska: Iffy Weather, but Still Cruise-Ready. For most travelers, Southeast Alaska means cruising—and cruising in September offers just as much of a gamble as a land tour. You still have that increased chance of rain and clouds, so your shipboard views of the coastline could be shrouded in fog.