Juneau Alaska Weather by Month
Juneau, Alaska, weather by month helps you plan the perfect trip, choose ideal activities, and prepare for outdoor adventures. Here’s what to expect each month.
January
The average temperatures don’t get colder than this in Juneau, so pack warmly and keep in mind that the rainy/snowy weather will make this feel even chillier, especially near bodies of water, like Auke Lake or Mendenhall Glacier.
With the greatest amount of natural snowfall of any time of year, this is the time to visit Eaglecrest Ski Area. You’ll enjoy fresh powder almost daily and get to experience a unique ski getaway.
Air temperature: Average highs are 33 degrees F, while average lows are 24 degrees F.
Precipitation: 5.35 inches
Snowfall: 28 inches
Best activities: Eaglecrest Ski Area, indoor sightseeing, including Alaska State Museum and Juneau-Douglas City Museum
February
Winter continues in February with weather hanging right around freezing and only slightly warmer than January. Skiing weather is still in its prime with 17 inches of snow during February on average. Plan to bundle up during your February Juneau visit with insulating layers and waterproof layers overtop.
Air temperature: Average highs are 35 degrees F, while average lows are 25 degrees F.
Precipitation: 4.13 inches
Snowfall: 17 inches
Best activities: Eaglecrest Ski Area, indoor sightseeing, beer tasting at local breweries, restaurant exploration
March
You’ll start to see a shift in weather in March toward warmer temps and less snow. But you should still pack like it’s wintertime. You’ll still encounter some very chilly weather and tourist season still has a few more months to go before you’ll see extended hours and the return of excursions. Plan accordingly.
Air temperature: Average highs are 40 degrees F, while average lows are 28 degrees F.
Precipitation: 3.78 inches
Snowfall: 12 inches
Best activities: Dog sledding, ice fishing, cross country skiing, helicopter tours (but plan far in advance as some tour companies might be closed, limiting your options)
April
Come April, the weather shows a clear turn toward spring. You’ll be able to shed a layer of outerwear during the day and enjoy the driest month as far as precipitation goes. Tourist season is right around the corner, so finding excursions and experiences while in town might get a little easier, though you won’t see extended hours for about another month at most locations. You might be able to snag some solid pre-season specials at a Juneau hotel and on airfare.
Snowfall is rare this time of year, so don’t plan to visit for skiing or ice fishing at this point. Turn your sights toward hiking and exploration.
Air temperature: Average highs are 48 degrees F, while average lows are 33 degrees F.
Precipitation: 2.94 inches
Snowfall: 1 inch
Best activities: Hiking, exploring downtown, catching the rare excursion before the hustle and bustle at companies willing to open early for the season.
May
Juneau, Alaska, weather by month shows that May brings more favorable conditions, kickstarting the tourist season. Visiting earlier in the month means fewer crowds and a more relaxed experience. Alaskans bid the snow goodbye in May and start to welcome the first cruise ships to town, which will steadily increase throughout the month, making the streets busier and busier with every passing day.
Air temperature: Average highs are 57 degrees F, while average lows are 41 degrees F.
Precipitation: 3.40 inches
Snowfall: 0 inches
Best activities: Hiking, excursions, whale watching, Alaskan cruise.
June
As the season shifts to summer, you’ll get some of the most favorable weather in Juneau with lower precipitation rates and some of the warmest temperatures you’ll experience in Juneau at any point in the year. No matter when you visit in June, shops and excursions will be open and ready to welcome you.
Air temperature: Average highs are 62 degrees F, while average lows are 47 degrees F.
Precipitation: 3.24 inches
Snowfall: 0 inches
Best activities: All excursion companies are open for business and ready to welcome tourists throughout June.
July
July is the warmest month for weather in Juneau. The precipitation is easier to work around, making it an ideal time to visit. Just know that many other people also view July as an ideal time to visit before the back-to-school hustle begins.
Air temperature: Average highs are 64 degrees F, while average lows are 50 degrees F.
Precipitation: 4.60 inches
Snowfall: 0 inches
Best activities: Any Juneau sightseeing tour or excursion, as the summer months have the greatest availability.
August
If you want to sneak in an Alaskan vacation before school starts, August is an ideal time. Don’t miss some of the tastes of summer in August with ale trail events, art walks and concerts from the Juneau Symphony and Juneau Lyric Opera.
Air temperature: Average highs are 63 degrees F, while average lows are 49 degrees F.
Precipitation: 5.73 inches
Snowfall: 0 inches
Best activities: Downtown tours and excursions thanks to favorable weather.
September
The weather starts to shift toward more traditional fall weather in September but it’s still very much tourist season in Juneau. You’ll find a little less hustle and bustle than you do in June, July and August, but still plan to book your excursions and accommodations early if you want to have the best options because Juneau remains busy.
Air temperature: Average highs are 56 degrees F, while average lows are 44 degrees F.
Precipitation: 8.64 inches
Snowfall: 0 inches
Best activities: Hiking, Mendenhall Glacier, bear watching as they prepare for hibernation, Glacier Highway drive
October
Many excursions stop or slow down during this time of year and the streets get a little quieter as the tourist season slows until May returns. There’s still plenty to do in Juneau in October and if you hate crowds this is the time to visit.
Watch for adjusted hours from merchants and restaurants as the owners take a break following the busy tourist season. Most stay open though, so you’ll still get a good taste of Juneau’s cuisine and shopping during October. Snow returns to Juneau with minimal snowfall in October. But the real snow season is right around the corner in November, December, January, February and March.
Air temperature: Average highs are 47 degrees F, while average lows are 38 degrees F.
Precipitation: 8.63 inches
Snowfall: 1 inches
Best activities: A last-minute excursion before companies close up shop for the season.
November
Juneau, Alaska weather by month shows that snowfall returns in November, bringing the much-anticipated Juneau Public Market and the start of ski season. Enjoy the festive atmosphere or hit the slopes as winter arrives.
Air temperature: Average highs are 38 degrees F, while average lows are 29 degrees F.
Precipitation: 5.99 inches
Snowfall: 13 inches
Best activities: Juneau Public Market, which takes place the weekend of Thanksgiving each year.
December
It might sound funny to travel halfway across the country for unique gifts, but Juneau is the place to find the most unique holiday presents you’ll find anywhere in the U.S. Plus, skiing is in its prime with 16 inches of natural snowfall. So get outdoors, have some fun, and return with unique gifts unlike anything you’ll experience elsewhere.
Air temperature: Average highs are 34 degrees F, while average lows are 26 degrees F.
Precipitation: 5.84 inches
Snowfall: 16
Best activities: Skiing, shopping and food tours.
LOOKING FOR A NICE HOTEL IN JUNEAU?
We offer full kitchens in every suite.
Juneau, Alaska Weather by Month: Best Times to Visit and Where to Stay
Regardless of when you visit Juneau, you’ll find a welcoming experience at Frontier Suites. Located less than a mile from the airport, it’s an inviting location with a welcoming staff ready to help you make your Juneau experience memorable. As a locally owned and operated hotel, you’ll also know you’re contributing to the local economy in a meaningful way. Book your cozy stay at Frontier Suites now for the best selection.
Further reading:
