Ketchikan
December
Weather in Ketchikan for December 2025
Your guide to Ketchikan weather in December - trends and predictions
The climate of Ketchikan in December is quite snowy, averaging 11 snowy days.
In general, the average temperature in Ketchikan at the beginning of December is 6.3 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 3.1 °F by the end of December.
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Snow Forecast ❄️
Temperatures
More
3
Dry days
17
Rainy days
11
Snow days
4°/1°
Temperatures
21 km/h
Avg max wind
91 %
Avg humidity
Ketchikan in December average weather
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  6° | 2  6° | 3  7° | 4  7° | 5 7° | 6 6° | |
| 7  5° | 8  5° | 9 5° | 10  4° | 11  3° | 12  6° | 13 5° |
| 14  2° | 15 3° | 16 1° | 17 1° | 18 1° | 19  3° | 20  5° |
| 21 6° | 22 5° | 23 6° | 24 5° | 25 4° | 26 4° | 27 2° |
| 28 3° | 29 4° | 30 3° | 31 2° |
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Temperatures trend during December in Ketchikan
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 |
|---|---|---|---|---|---|
| Dec. 1 | Heavy snow | 6° /0° | 94.6 mm | 5.8 cm | |
| Dec. 2 | Moderate or heavy snow showers | 6° /3° | 113.7 mm | 7.2 cm | |
| Dec. 3 | Moderate or heavy rain with thunder | 7° /3° | 66.6 mm | 3.8 cm | |
| Dec. 4 | Heavy rain | 7° /5° | 44.2 mm | 0 cm | |
| Dec. 5 | Moderate or heavy rain with thunder | 7° /5° | 59.9 mm | 0 cm | |
| Dec. 6 | Moderate or heavy rain with thunder | 6° /3° | 42.1 mm | 0 cm | |
| Dec. 7 | Light sleet | 5° /3° | 29.2 mm | 2.2 cm | |
| Dec. 8 | Light sleet showers | 5° /2° | 5.2 mm | 2.1 cm | |
| Dec. 9 | Heavy snow | 5° /1° | 37.2 mm | 13.5 cm | |
| Dec. 10 | Patchy rain possible | 4° /0° | 36.2 mm | 0 cm | |
| Dec. 11 | Overcast | 3° /0° | 41 mm | 0 cm | |
| Dec. 12 | Moderate or heavy sleet | 6° /2° | 49.3 mm | 0 cm | |
| Dec. 13 | Moderate or heavy snow showers | 5° /2° | 12.8 mm | 0.7 cm | |
| Dec. 14 | Light freezing rain | 2° /0° | 0.9 mm | 0 cm | |
| Dec. 15 | Light rain shower | 3° /0° | 6 mm | 0 cm | |
| Dec. 16 | Overcast | 1° /-3° | 0 mm | 0 cm | |
| Dec. 17 | Heavy snow | 1° /-2° | 13.1 mm | 4.9 cm | |
| Dec. 18 | Light freezing rain | 1° /-1° | 14.1 mm | 7.7 cm | |
| Dec. 19 | Light rain | 3° /1° | 42.1 mm | 0 cm | |
| Dec. 20 | Moderate rain | 5° /2° | 28.6 mm | 0 cm | |
| Dec. 21 | Moderate or heavy sleet | 6° /2° | 39 mm | 0 cm | |
| Dec. 22 | Moderate or heavy snow showers | 5° /1° | 51.9 mm | 4.9 cm | |
| Dec. 23 | Light sleet | 6° /2° | 45 mm | 0 cm | |
| Dec. 24 | Moderate or heavy sleet | 5° /2° | 23.3 mm | 0 cm | |
| Dec. 25 | Moderate rain | 4° /1° | 108.9 mm | 0 cm | |
| Dec. 26 | Moderate or heavy snow showers | 4° /1° | 16.8 mm | 2.7 cm | |
| Dec. 27 | Heavy snow | 2° /-1° | 53.3 mm | 4.8 cm | |
| Dec. 28 | Moderate or heavy rain with thunder | 3° /0° | 27.6 mm | 0 cm | |
| Dec. 29 | Light rain | 4° /1° | 22.3 mm | 0 cm | |
| Dec. 30 | Moderate or heavy rain with thunder | 3° /0° | 15.3 mm | 0 cm | |
| Dec. 31 | Overcast | 2° /0° | 5.6 mm | 0.4 cm | |
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Important Notice
Our weather forecast for Ketchikan 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 Ketchikan forecast closer to your planned date for the most up-to-date weather information.
Ketchikan in December - FAQ
What are the expected maximum and minimum temperatures in Ketchikan during December?
During December, expect a variety of temperatures with highs around 4° and lows near 1°, suitable for diverse activities and preferences.
How much rainfall should be expected in Ketchikan during December?
Significant rainfall exceeding 1021.2 mm is expected in Ketchikan during December, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Ketchikan in December 2025?
Ketchikan experiences an average snowfall of 64.75 cm during December, occurring over 11 days.
What are the typical wind conditions in Ketchikan during December?
The average wind speed in Ketchikan during December is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
Ketchikan snow forecast December 2025
Track daily snowfall levels and discover Ketchikan’s snowy potential this December ❄️
December rainfall patterns in Ketchikan
Explore the daily rainfall trends and prepare for Ketchikans December weather 💧
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