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Weather in Alaska for December 2025

Your guide to Alaska weather in December - trends and predictions

    Snow Forecast ❄️

  • Alaska is transformed into a snow paradise in December, with more than 20 snowy days on average.

  • Temperatures

  • In general, the average temperature in Alaska at the beginning of December is -0.6 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of -2.7 °F by the end of December.

Average dry days
0
Dry days
Average rainy days
1
Rainy days
Average snowy days
30
Snow days
Average temperatures
-2°/-6°
Temperatures
Average wind speed
12 km/h
Avg max wind
Average humidity
90 %
Avg humidity

Alaska Weather December

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Temperatures trend during December in Alaska

See the weather trend as well as the moving average line

December weather day by day

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Date Weather Temperatures Rain Snow More
1 Dec. Moderate snow
Moderate snow
-5° /-12° 18.1 mm 13.1 cm
2 Dec. Patchy light snow
Patchy light snow
-3° /-9° 23.1 mm 12.2 cm
3 Dec. Moderate snow
Moderate snow
-1° /-4° 14.3 mm 0.6 cm
4 Dec. Heavy snow
Heavy snow
1° /-2° 15.9 mm 7.4 cm
5 Dec. Moderate or heavy snow with thunder
Moderate or heavy snow with thunder
2° /-2° 38.7 mm 16.4 cm
6 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
2° /-1° 26.2 mm 11.1 cm
7 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
0° /-3° 5.3 mm 4.5 cm
8 Dec. Moderate or heavy snow with thunder
Moderate or heavy snow with thunder
0° /-4° 14.6 mm 12.4 cm
9 Dec. Heavy snow
Heavy snow
0° /-4° 9.7 mm 8.2 cm
10 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
0° /-4° 7.4 mm 3.5 cm
11 Dec. Heavy snow
Heavy snow
0° /-4° 14.8 mm 9.3 cm
12 Dec. Heavy snow
Heavy snow
0° /-2° 35.8 mm 29.6 cm
13 Dec. Moderate or heavy snow with thunder
Moderate or heavy snow with thunder
-1° /-7° 11 mm 9.3 cm
14 Dec. Heavy snow
Heavy snow
-1° /-6° 11.7 mm 9.9 cm
15 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
-5° /-9° 12 mm 10.1 cm
16 Dec. Heavy snow
Heavy snow
-6° /-8° 2.7 mm 2.3 cm
17 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
-5° /-9° 12.4 mm 10.5 cm
18 Dec. Overcast
Overcast
-6° /-11° 0.2 mm 0.2 cm
19 Dec. Overcast
Overcast
-7° /-12° 0.2 mm 0.2 cm
20 Dec. Heavy snow
Heavy snow
-2° /-7° 12.3 mm 10.3 cm
21 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
0° /-4° 4.7 mm 3.8 cm
22 Dec. Moderate or heavy snow with thunder
Moderate or heavy snow with thunder
-1° /-6° 5.6 mm 2.3 cm
23 Dec. Heavy snow
Heavy snow
0° /-5° 21.5 mm 15.2 cm
24 Dec. Heavy snow
Heavy snow
0° /-4° 28.6 mm 23.4 cm
25 Dec. Heavy snow
Heavy snow
0° /-5° 16.4 mm 12.9 cm
26 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
0° /-6° 16.4 mm 13 cm
27 Dec. Overcast
Overcast
-4° /-8° 1 mm 0.7 cm
28 Dec. Heavy snow
Heavy snow
-2° /-7° 8.2 mm 6 cm
29 Dec. Heavy snow
Heavy snow
-3° /-7° 10.1 mm 2.1 cm
30 Dec. Light freezing rain
Light freezing rain
-4° /-7° 13.5 mm 0 cm
31 Dec. Light snow
Light snow
-6° /-10° 0.5 mm 0.4 cm
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Important Notice
Our weather forecast for Alaska in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Alaska forecast closer to your planned date for the most up-to-date weather information.

Alaska in December - FAQ

What are the expected maximum and minimum temperatures in Alaska during December?
Brace for cold days with temperatures not exceeding -2° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Alaska during December?
Significant rainfall exceeding 413.2 mm is expected in Alaska during December, occurring over more than 1 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Alaska in December 2025?
Alaska experiences an average snowfall of 260.91 cm during December, occurring over 30 days.
What are the typical wind conditions in Alaska during December?
The average wind speed in Alaska during December is 12 km/h, suggesting breezy to windy conditions, depending on your activities.

Alaska snow forecast December 2025

Track daily snowfall levels and discover Alaska’s snowy potential this December ❄️

December rainfall patterns in Alaska

Explore the daily rainfall trends and prepare for Alaskas December weather 💧
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Location coordinates Where is Alaska?

Get accurate weather forecasts for Alaska, located at latitude 58.302 and longitude -134.42. Stay updated with localized weather information tailored for Alaska.

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