Juneau weather in December 2021

Get the latest coronavirus (COVID-19) updates for the USA with current travel advice, statistics and online resources.

-1
-1°C max day temperature
1
1 hour of sunshine per day
19
19 days with some rainfall
-7
-7°C min night temperature
7
7 hours of daylight per day
0
No heat & humidity
155
155 mm of monthly rainfall
0
No UV (Maximum) Index UV index
5
5°C sea temperature

Recommended for Alaska

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The December 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.

Alamo: FREE additional driver with USA cars

Sale

Book Alamo Gold in the USA & get FREE additional driver
Prepay online & save up to £45 a week
Alamo Gold is only available to UK residents

Go to Alamo deal >>

View all Alamo offers

How cold is it in Juneau in December?

Daytime temperatures usually reach -1°C in Juneau in December, falling to -7°C at night.

How sunny is it in Juneau in December?

There are normally 1 hour of bright sunshine each day in Juneau in December - that's 20% of daylight hours.

Is the sea cold around Juneau in December?

The average sea temperature around Juneau in December is 5°C.

Does it rain in Juneau in December?

There are usually 19 days with some rain in Juneau in December and the average monthly rainfall is 155mm. Rain may fall as snow in this month.

Metric (°C / mm) | Imperial (°F / inches)