Juneau weather in January 2021

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  • -3°C maximum daytime temperature in January in Juneau-3
    -3°C max day temperature
  • 3 hours of sunshine per day
  • 17 days with some rainfall in January in Juneau17
    17 days with some rainfall
  • -9°C minimum night-time temperature in January in Juneau-9
    -9°C min night temperature
  • 7 hours of daylight per day in January in Juneau7
    7 hours of daylight per day
  • No heat & humidity in January in Juneau0
    No heat & humidity
  • 147 mm monthly rainfall in January in Juneau147
    147 mm of monthly rainfall
  • No UV (maximum) index in January in Juneau0
    No UV (Maximum) Index UV index
  • 4°C sea temperature in January in Juneau4
    4°C sea temperature

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The January weather guide for Juneau, Alaska 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.

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How cold is it in Juneau in January?

Daytime temperatures usually reach -3°C in Juneau in January, falling to -9°C at night.

How sunny is it in Juneau in January?

There are normally 3 hours of bright sunshine each day in Juneau in January - that's 36% of daylight hours.

Is the sea cold around Juneau in January?

The average sea temperature around Juneau in January is 4°C.

Does it rain in Juneau in January?

There are usually 17 days with some rain in Juneau in January and the average monthly rainfall is 147mm. Rain may fall as snow in this month.

Juneau sunrise & sunset times for January 2021

Browse the sunrise & sunset times for Juneau in January 2021. Select a month to view Juneau sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Friday, 1st January 2021 08:45 15:18
Saturday, 16th January 2021 08:31 15:45
Sunday, 31st January 2021 08:04 16:19
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Metric (°C / mm)  |  Imperial (°F / inches)

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Where is warm in Alaska in January for 2021/2022?

Below are average maximum temperatures at popular destinations in Alaska in January. Select a destination to see more weather parameters.

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