Alaska weather in January 2025

Expect 21°F daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Alaska in January. Check more long-term weather averages for Alaska in January before you book your next holiday to Alaska in 2025/2026.

  • 21°F maximum daytime temperature in January in Alaska (Anchorage)21
    21°F max day temperature
  • 3 hours of sunshine per day
  • 8 days with some rainfall in January in Alaska (Anchorage)8
    8 days with some rainfall
  • 7°F minimum night-time temperature in January in Alaska (Anchorage)7
    7°F min night temperature
  • 7 hours of daylight per day in January in Alaska (Anchorage)7
    7 hours of daylight per day
  • No heat & humidity in January in Alaska (Anchorage)0
    No heat & humidity
  • 1.1 inches monthly rainfall in January in Alaska (Anchorage)1.1
    1.1 inches of monthly rainfall
  • No UV (maximum) index in January in Alaska (Anchorage)0
    No UV (Maximum) Index UV index
  • 37°F sea temperature in January in Alaska (Anchorage)37
    37°F sea temperature

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The January weather guide for Alaska (Anchorage) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Alaska destinations

Below are average maximum temperatures at popular countries, regions and places in Alaska in January. Select a holiday destination to see more weather parameters.

All Alaska destinations

Metric (°C)  |  Imperial (°F)

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More about the USA

How cold is it in Alaska in January?

Daytime temperatures usually reach 21°F in Anchorage, Alaska in January, falling to 7°F at night.

How sunny is it in Alaska in January?

There are normally 3 hours of bright sunshine each day in Anchorage, Alaska in January - that's 43% of daylight hours.

How warm is the sea around Alaska in January?

The average sea temperature around Anchorage, Alaska in January is 37°F.

Does it rain in Alaska in January?

There are usually 8 days with some rain in Anchorage, Alaska in January and the average monthly rainfall is 1.1 inches. Rain may fall as snow in this month.

Alaska January sunrise & sunset times

Browse the sunrise and sunset times for Alaska in January 2025. Select a month to view Alaska sunrise and sunset times for the next 12 months. The Alaska sunrise and sunset times shown below are for Anchorage.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 10:13 15:54
Thursday, 16th January 2025 09:54 16:26
Friday, 31st January 2025 09:21 17:06

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