Alaska (Anchorage)
December
Weather in Alaska for December 2026
Your guide to Alaska weather in December - trends and predictions
Expect heavy snowfall in Alaska during December, with an average of 18 snowy days.
In general, the average temperature in Alaska at the beginning of December is -4.1 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of -9.6 °F by the end of December.
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Snow Forecast ❄️
Temperatures
More
12
Dry days
1
Rainy days
18
Snow days
-6°/-11°
Temperatures
13 km/h
Avg max wind
91 %
Avg humidity
Alaska Weather December
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What’s the Weather Like in Alaska This December?
Discover the average temperatures and weather trends across Alaska’s cities this December.
Anchorage-6 °F / -11 °F
Juneau-2 °F / -6 °F
Ketchikan4 °F / 1 °FSkagway-5 °F / -10 °FFairbanks-15 °F / -23 °FSitka4 °F / 2 °FDenali National Park-15 °F / -20 °F
Glacier Bay National Park and Preserve2 °F / -1 °FWhittier-1 °F / -4 °FSeward0 °F / -3 °FValdez-1 °F / -5 °FWainwright-21 °F / -25 °FMore LocationsTemperatures trend during December in Alaska
See the weather trend as well as the moving average line
December weather in Alaska day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 |  Overcast | -4° /-9° | 4.8 mm | 0 cm | |
| Dec. 2 | Overcast | -5° /-8° | 0.2 mm | 0 cm | |
| Dec. 3 | Overcast | -4° /-7° | 0.1 mm | 0 cm | |
| Dec. 4 | Overcast | -2° /-5° | 1.4 mm | 0.2 cm | |
| Dec. 5 | Overcast | -2° /-7° | 0.3 mm | 0 cm | |
| Dec. 6 |  Heavy snow | -5° /-8° | 3.6 mm | 3 cm | |
| Dec. 7 |  Partly cloudy | -7° /-12° | 2.2 mm | 1.8 cm | |
| Dec. 8 |  Light snow | -7° /-12° | 0.7 mm | 0.6 cm | |
| Dec. 9 | Heavy snow | -7° /-11° | 2.9 mm | 1.9 cm | |
| Dec. 10 | Moderate snow | -7° /-10° | 2 mm | 0.6 cm | |
| Dec. 11 | Heavy snow | -5° /-10° | 4 mm | 2.6 cm | |
| Dec. 12 | Heavy snow | -5° /-8° | 5.5 mm | 4.6 cm | |
| Dec. 13 | Heavy snow | -8° /-13° | 1.8 mm | 1.5 cm | |
| Dec. 14 | Cloudy | -10° /-15° | 0.1 mm | 0 cm | |
| Dec. 15 | Heavy snow | -9° /-16° | 1.8 mm | 1.4 cm | |
| Dec. 16 |  Light freezing rain | -9° /-13° | 0.4 mm | 0.3 cm | |
| Dec. 17 |  Moderate or heavy snow showers | -6° /-12° | 3.1 mm | 2.6 cm | |
| Dec. 18 | Heavy snow | -10° /-14° | 0.9 mm | 0.7 cm | |
| Dec. 19 | Light snow | -10° /-14° | 0.3 mm | 0.3 cm | |
| Dec. 20 | Overcast | -10° /-14° | 1.2 mm | 1 cm | |
| Dec. 21 |  Freezing fog | -12° /-17° | 0.2 mm | 0 cm | |
| Dec. 22 | Partly cloudy | -10° /-16° | 0.7 mm | 0 cm | |
| Dec. 23 | Partly cloudy | -9° /-14° | 2.3 mm | 1.9 cm | |
| Dec. 24 | Overcast | -7° /-13° | 4.4 mm | 1.9 cm | |
| Dec. 25 | Partly cloudy | -8° /-14° | 0.3 mm | 0.2 cm | |
| Dec. 26 | Light freezing rain | -8° /-13° | 1.2 mm | 0.6 cm | |
| Dec. 27 | Heavy snow | -7° /-12° | 2 mm | 1.4 cm | |
| Dec. 28 | Cloudy | -12° /-17° | 0 mm | 0 cm | |
| Dec. 29 | Overcast | -12° /-17° | 0 mm | 0 cm | |
| Dec. 30 | Light freezing rain | -11° /-15° | 0.2 mm | 0.1 cm | |
| Dec. 31 | Overcast | -9° /-15° | 0.1 mm | 0 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.
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Alaska in December - FAQ
What are the expected maximum and minimum temperatures in Alaska during December?
Brace for cold days with temperatures not exceeding -6° 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?
Moderate rainfall is anticipated in Alaska during December, with a total of 59.7 mm spread over approximately 1 days. Considering plans for rainy days is advisable.
Will it snow in Alaska in December 2026?
Alaska experiences an average snowfall of 41.2067 cm during December, occurring over 18 days.
What are the typical wind conditions in Alaska during December?
The average wind speed in Alaska during December is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
Alaska snow forecast December 2026
Track daily snowfall levels and discover Alaska’s snowy potential this December ❄️
On average, Alaska sees 18 snowy days during December, with approximately 41.2 cm of total snowfall.
December rainfall patterns in Alaska
Explore the daily rainfall trends and prepare for Alaskas December weather 💧
Typically, Alaska has 1 rainy days in December with a total of 59.7 mm of rainfall.
Counties in Alaska
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Top locations in Alaska
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AnchorageDenali National ParkFairbanksGlacier Bay National Park and PreserveJuneauKetchikanSewardSitkaSkagwayWhittier
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