Alaska weather

Our guide to the weather in Alaska during December

-14

Average high

1

UV Index

24mm

Monthly rainfall

91%

Humidity

We've looked at the most up-to-date weather data for Alaska, covering the last 12 years up to 2023, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Alaska weather in December.

How cold is it in Alaska during December?

It's extremely cold in Alaska during December. The temperature tops out at around -14℃ during the day, falling away to -19℃ at night. Yikes! The UV index will be low at this time of year, so not something to worry about. However, if you're going to be outside for long periods it's always a good idea to apply a small amount of sunscreen to exposed skin.

Does it snow in Alaska during December?

Yes, it's very likely that it'll snow, and there will also be ice and snow on the ground, so pack appropriate footwear and clothing.

Is it windy in Alaska during December?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in December. With cold air temperatures at this time of year, any breeze will feel very cold.

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Alaska Blog posts

From Ireland's most popular travel bloggers

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What to Wear on an Alaska Cruise: An Alaska Cruise Packing List

31st July 2023 by Eat Sleep Breathe Travel

Packing for an Alaska cruise proved to be quite a challenge. Although well-versed in packing for cruises to warmer destinations and even an expedition cruise to Antarctica, the task of preparing for ship life and outdoor adventures in Alaska was a new one. Deciding what to bring became a difficult decision....

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Is an Alaska Cruise Worth It: Honest Thoughts from a Non-Cruiser

31st July 2023 by Eat Sleep Breathe Travel

I was invited on a 7-day cruise to Alaska by Holland America, and I had mixed feelings. On one hand, I had heard many positive things about Alaska and it looked beautiful. On the other hand, I don't usually enjoy cruise trips as I prefer to travel slowly and seek out adventure. A big cruise trip did not seem to fit my style of travelling....

Weather in Alaska

Our month-by-month guide to the weather and climate in Alaska

-15.0

Alaska weather in

January
-9.8

Alaska weather in

February
-6.5

Alaska weather in

March
1.3

Alaska weather in

April
10.2

Alaska weather in

May
15.7

Alaska weather in

June
17.6

Alaska weather in

July
14.5

Alaska weather in

August
9.1

Alaska weather in

September
0.1

Alaska weather in

October
-10.7

Alaska weather in

November
-13.6

Alaska weather in

December