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Sitka (AK)
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Sitka (AK)
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United States weather

Weather in Sitka, Alaska for December 2025

Your guide to Sitka weather in December - trends and predictions

    Snow Forecast ❄️

  • With an average of 2 snowy days, Sitka usually enjoys a light touch of snow in December.
    According to Sitka snow forecast for December 2025, 4 snowy days are expected in the next 2 weeks. The closest date with snow is Sunday, December 14.

    • Temperatures

  • Until now, December 2025 in Sitka is cooler than usual, with temperatures averaging 0.3 °F, this is -2.7 °F below the typical seasonal average.

  • The forecast for the next days in Sitka predicts a temperature of -6.4 °F, which is cooler than the historical average.

  • In general, the average temperature in Sitka at the beginning of December is 5.9 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 0.6 °F by the end of December.

    • Rain 🌧️

  • Sitka in December brings notable rainfall, with an average of 19 rainy days and a total precipitation of 684.8 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
10
Dry days
Average rainy days
19
Rainy days
Average snowy days
2
Snow days
Average temperatures
4°/2°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
88 %
Avg humidity

Sitka Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Moderate or heavy freezing rain
6°
2
Heavy rain at times
6°
3
Moderate or heavy rain shower
7°
4
Mist
6°
5
Heavy rain
6°
6
Moderate rain
6°
7
Light rain
4°
8
Moderate rain at times
1°
9
Moderate rain at times
-3°
10
Overcast
-3°
11
Light rain shower
-2°
12
Moderate or heavy sleet
1°
13
Partly cloudy
-1°
14
Moderate or heavy snow showers
-3°
15
Moderate or heavy snow showers
4°
16
Moderate or heavy snow showers
1°
17
Overcast
-2°
18
Sunny
-9°
19
Overcast
-9°
20
Sunny
-13°
21
Sunny
-17°
22
Sunny
-17°
23
Sunny
-11°
24
Sunny
-10°
25
Sunny
-3°
26
Sunny
-4°
27
Patchy rain possible
3°
28
Overcast
4°
29
Partly cloudy
2°
30
Partly cloudy
1°
31
Cloudy
1°

Temperatures trend during December in Sitka

See the weather trend as well as the moving average line

December weather in Sitka day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
Dec. 1 Moderate or heavy freezing rain
Moderate or heavy freezing rain
 6° /0° 99 mm 5.5 cm
Dec. 2 Heavy rain at times
Heavy rain at times
 6° /4° 57.7 mm 0 cm
Dec. 3 Moderate or heavy rain shower
Moderate or heavy rain shower
 7° /5° 64.7 mm 0 cm
Dec. 4 Mist
Mist
 6° /5° 11.3 mm 0 cm
Dec. 5 Heavy rain
Heavy rain
 6° /3° 35.3 mm 0 cm
Dec. 6 Moderate rain
Moderate rain
 6° /3° 43.4 mm 0 cm
Dec. 7 Light rain
Light rain
 4° /2° 34.7 mm 3 cm
Dec. 8 Moderate rain at times
Moderate rain at times
 1° /-4° 13 mm 8.1 cm
Dec. 9 Moderate rain at times
Moderate rain at times
 -3° /-5° 3.6 mm 0 cm
Dec. 10 Overcast
Overcast
 -3° /-5° 0 mm 0 cm
Dec. 11 Light rain shower
Light rain shower
 -2° /-4° 25.3 mm 0 cm
Dec. 12 Moderate or heavy sleet
Moderate or heavy sleet
 1° /-3° 18.2 mm 3.5 cm
Dec. 13 Partly cloudy
Partly cloudy
 -1° /-2° 0 mm 0 cm
Dec. 14 Moderate or heavy snow showers
Moderate or heavy snow showers
 -3° /-6° 15.9 mm 6.9 cm
Dec. 15 Moderate or heavy snow showers
Moderate or heavy snow showers
 4° /-7° 16.6 mm 10.3 cm
Dec. 16 Moderate or heavy snow showers
Moderate or heavy snow showers
 1° /-4° 48.9 mm 33.5 cm
Dec. 17 Overcast
Overcast
 -2° /-8° 0.1 mm 0 cm
Dec. 18 Sunny
Sunny
 -9° /-13° 0 mm 0 cm
Dec. 19 Overcast
Overcast
 -9° /-14° 0 mm 0 cm
Dec. 20 Sunny
Sunny
 -13° /-16° 0 mm 0 cm
Dec. 21 Sunny
Sunny
 -17° /-20° 0 mm 0 cm
Dec. 22 Sunny
Sunny
 -17° /-20° 0 mm 0 cm
Dec. 23 Sunny
Sunny
 -11° /-19° 0 mm 0 cm
Dec. 24 Sunny
Sunny
 -10° /-15° 0 mm 0 cm
Dec. 25 Sunny
Sunny
 -3° /-12° 0 mm 0 cm
Dec. 26 Sunny
Sunny
 -4° /-9° 0 mm 0 cm
Dec. 27 Patchy rain possible
Patchy rain possible
 3° /-4° 0.6 mm 0.2 cm
Dec. 28 Overcast
Overcast
 4° /3° 0 mm 0 cm
Dec. 29 Partly cloudy
Partly cloudy
 2° /2° 0 mm 0 cm
Dec. 30 Partly cloudy
Partly cloudy
 1° /0° 0 mm 0 cm
Dec. 31 Cloudy
Cloudy
 1° /0° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Sitka 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 Sitka forecast closer to your planned date for the most up-to-date weather information.
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Sitka in December - FAQ

What are the expected maximum and minimum temperatures in Sitka during December?
During December, expect a variety of temperatures with highs around 4° and lows near 2°, suitable for diverse activities and preferences.
How much rainfall should be expected in Sitka during December?
Significant rainfall exceeding 684.8 mm is expected in Sitka during December, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Sitka in December 2025?
Sitka experiences an average snowfall of 18.01 cm during December, occurring over 2 days.
What are the typical wind conditions in Sitka during December?
The average wind speed in Sitka during December is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

Sitka snow forecast December 2025

Track daily snowfall levels and discover Sitka’s snowy potential this December ❄️
On average, Sitka sees 2 snowy days during December, with approximately 18 cm of total snowfall.

December rainfall patterns in Sitka

Explore the daily rainfall trends and prepare for Sitkas December weather 💧
Typically, Sitka has 19 rainy days in December with a total of 684.8 mm of rainfall.

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Location coordinates Where is Sitka?

Get accurate weather forecasts for Sitka, located at latitude 57.053 and longitude -135.331. Stay updated with localized weather information tailored for Sitka.

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