Alaska weather

Our guide to the weather in Alaska during January


Average high


UV Index


Monthly rainfall



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 January.

How cold is it in Alaska during January?

January is typically the coldest month in Alaska. And when we say cold, we mean it. The temperature tops out at around -15℃ during the day, falling away to -21℃ at night. 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 January?

Yes, snow is pretty likely during January. There's also a good chance that there will be ice and snow on the ground, so pack appropriate footwear and clothing.

Is it windy in Alaska during January?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in January. 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


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....


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


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