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Ketchikan Gateway Borough (Ketchikan)
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United States weather

Weather in Ketchikan Gateway Borough, Alaska for December 2026

Your guide to Ketchikan Gateway Borough weather in December - trends and predictions

    Snow Forecast ❄️

  • The climate of Ketchikan Gateway Borough in December is quite snowy, averaging 15 snowy days.

    • Temperatures

  • In general, the average temperature in Ketchikan Gateway Borough at the beginning of December is 6.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 3.1 °C by the end of December.

    • More

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

Average dry days
0
Dry days
Average rainy days
16
Rainy days
Average snowy days
15
Snow days
Average temperatures
3°/0°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
88 %
Avg humidity

Ketchikan Gateway Borough Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Heavy snow
6°
2
Moderate or heavy snow showers
6°
3
Moderate or heavy rain with thunder
7°
4
Heavy rain
7°
5
Moderate or heavy rain with thunder
7°
6
Moderate or heavy rain with thunder
6°
7
Light sleet
5°
8
Light sleet showers
5°
9
Heavy snow
3°
10
Patchy rain possible
2°
11
Overcast
1°
12
Moderate or heavy sleet
3°
13
Moderate or heavy snow showers
3°
14
Light freezing rain
4°
15
Light rain shower
4°
16
Overcast
2°
17
Heavy snow
2°
18
Heavy snow
1°
19
Light rain
1°
20
Moderate rain
1°
21
Overcast
2°
22
Moderate or heavy snow showers
0°
23
Light sleet
2°
24
Moderate or heavy sleet
3°
25
Moderate rain
3°
26
Moderate or heavy snow showers
2°
27
Heavy snow
1°
28
Moderate or heavy rain with thunder
4°
29
Light rain
5°
30
Moderate or heavy rain with thunder
4°
31
Overcast
3°

Temperatures trend during December in Ketchikan Gateway Borough

See the weather trend as well as the moving average line

December weather in Ketchikan Gateway Borough day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
Dec. 1 Heavy snow
Heavy snow
 6° /2° 79.3 mm 3.9 cm
Dec. 2 Moderate or heavy snow showers
Moderate or heavy snow showers
 6° /3° 78.1 mm 4.8 cm
Dec. 3 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 7° /4° 57.3 mm 2.5 cm
Dec. 4 Heavy rain
Heavy rain
 7° /4° 29.5 mm 0 cm
Dec. 5 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 7° /4° 69.7 mm 0 cm
Dec. 6 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 6° /2° 34.8 mm 0 cm
Dec. 7 Light sleet
Light sleet
 5° /3° 43.2 mm 1.5 cm
Dec. 8 Light sleet showers
Light sleet showers
 5° /1° 24.7 mm 6.5 cm
Dec. 9 Heavy snow
Heavy snow
 3° /-2° 24.8 mm 9 cm
Dec. 10 Patchy rain possible
Patchy rain possible
 2° /-3° 24.5 mm 0 cm
Dec. 11 Overcast
Overcast
 1° /-3° 27.3 mm 0 cm
Dec. 12 Moderate or heavy sleet
Moderate or heavy sleet
 3° /-2° 32.9 mm 0 cm
Dec. 13 Moderate or heavy snow showers
Moderate or heavy snow showers
 3° /-2° 25 mm 12.4 cm
Dec. 14 Light freezing rain
Light freezing rain
 4° /1° 34.3 mm 0 cm
Dec. 15 Light rain shower
Light rain shower
 4° /1° 37.2 mm 0.4 cm
Dec. 16 Overcast
Overcast
 2° /-2° 13.6 mm 3.7 cm
Dec. 17 Heavy snow
Heavy snow
 2° /-1° 18.6 mm 8.3 cm
Dec. 18 Heavy snow
Heavy snow
 1° /-2° 25.5 mm 13.6 cm
Dec. 19 Light rain
Light rain
 1° /-2° 28 mm 0 cm
Dec. 20 Moderate rain
Moderate rain
 1° /-2° 19.1 mm 0 cm
Dec. 21 Overcast
Overcast
 2° /-2° 26 mm 0 cm
Dec. 22 Moderate or heavy snow showers
Moderate or heavy snow showers
 0° /-4° 34.6 mm 3.3 cm
Dec. 23 Light sleet
Light sleet
 2° /-3° 30 mm 0 cm
Dec. 24 Moderate or heavy sleet
Moderate or heavy sleet
 3° /-2° 15.6 mm 0 cm
Dec. 25 Moderate rain
Moderate rain
 3° /-2° 72.6 mm 0 cm
Dec. 26 Moderate or heavy snow showers
Moderate or heavy snow showers
 2° /-4° 17.2 mm 6.1 cm
Dec. 27 Heavy snow
Heavy snow
 1° /-5° 46 mm 9.9 cm
Dec. 28 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 4° /0° 66.5 mm 0 cm
Dec. 29 Light rain
Light rain
 5° /2° 55 mm 0 cm
Dec. 30 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 4° /1° 29.6 mm 0 cm
Dec. 31 Overcast
Overcast
 3° /1° 9.8 mm 1.9 cm
Next
Important Notice
Our weather forecast for Ketchikan Gateway Borough 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 Gateway Borough forecast closer to your planned date for the most up-to-date weather information.
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Ketchikan Gateway Borough in December - FAQ

What are the expected maximum and minimum temperatures in Ketchikan Gateway Borough during December?

Brace for cold days with temperatures not exceeding 3° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.

How much rainfall should be expected in Ketchikan Gateway Borough during December?

Significant rainfall exceeding 1130.3 mm is expected in Ketchikan Gateway Borough during December, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Ketchikan Gateway Borough in December 2026?

Ketchikan Gateway Borough experiences an average snowfall of 87.7267 cm during December, occurring over 15 days.

What are the typical wind conditions in Ketchikan Gateway Borough during December?

The average wind speed in Ketchikan Gateway Borough during December is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

Ketchikan Gateway Borough snow forecast December 2026

Track daily snowfall levels and discover Ketchikan Gateway Borough’s snowy potential this December ❄️
On average, Ketchikan Gateway Borough sees 15 snowy days during December, with approximately 87.7 cm of total snowfall.

December rainfall patterns in Ketchikan Gateway Borough

Explore the daily rainfall trends and prepare for Ketchikan Gateway Boroughs December weather 💧
Typically, Ketchikan Gateway Borough has 16 rainy days in December with a total of 1130.3 mm of rainfall.
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Location coordinates Where is Ketchikan Gateway Borough?

Get accurate weather forecasts for Ketchikan Gateway Borough, located at latitude 55.342 and longitude -131.648. Stay updated with localized weather information tailored for Ketchikan Gateway Borough.

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