December weather forecastThorne Bay, AK
December
Weather in December
December in Thorne Bay, Alaska is a winter wonderland, with temperatures dropping to a low of 31.3°F (-0.4°C) and reaching a chilly high of 36.5°F (2.5°C). Characterized by a substantial snowfall of 3.5" (89mm), it transforms the city into a snowy retreat. With high snowfall and freezing temperatures, it's the ideal time for winter enthusiasts to enjoy activities like snowmobiling and skiing. Amidst the holiday season, the city lights up in festive decoration, offering a picturesque view to end the year.Temperature
Thorne Bay notes the coldest temperatures in December, with a high average of 36.5°F (2.5°C) and a low of 31.3°F (-0.4°C).Humidity
In December, the average relative humidity is 88%.Rainfall
In December, the rain falls for 19.5 days. Throughout December, 7.48" (190mm) of precipitation is accumulated. Throughout the year, there are 231.7 rainfall days, and 67.83" (1723mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Thorne Bay, in December, during 6.2 snowfall days, 3.5" (89mm) of snow is typically accumulated. In Thorne Bay, during the entire year, snow falls for 37.2 days and aggregates up to 34.61" (879mm) of snow.Daylight
With an average of 7h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:56 am and sunset at 3:22 pm. On the last day of the month, sunrise is at 8:19 am and sunset at 3:27 pm AKST.
Sunshine
In December, the average sunshine is 3h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: In December, a daily UV index of 1 turns into the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Thorne Bay, AK
- Average high temperature in December: 36.5°F
The warmest months (with the highest average high temperature) are July and August (60.4°F).
The month with the lowest average high temperature is December (36.5°F).
- Average low temperature in December: 31.3°F
The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is February (30.2°F).
Average pressure in December
Thorne Bay, AK
- Average pressure in December: 29.83"Hg
The month with the highest atmospheric pressure is July (30.06"Hg).
The month with the lowest atmospheric pressure is November (29.77"Hg).
Average wind speed in December
Thorne Bay, AK
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).
Average humidity in December
Thorne Bay, AK
- Average humidity in December: 88%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are March and May (84%).
Average rainfall in December
Thorne Bay, AK
- Average rainfall in December: 7.48"
The wettest month (with the highest rainfall) is November (8.03").
The driest month (with the least rainfall) is May (2.83").
Average rainfall days in December
Thorne Bay, AK
- Average rainfall days in December: 19.5 days
The month with the highest number of rainy days is November (22.5 days).
The month with the least rainy days is February (14.8 days).
Average snowfall in December
Thorne Bay, AK
- Average snowfall in December: 3.5"
The month with the highest snowfall is March (10.35").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Thorne Bay, AK
- Average snowfall days in December: 6.2 days
The month with the highest number of snowfall days is March (10.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Thorne Bay, AK
- Average daylight in December: 7h and 6min
The month with the longest days is June (Average daylight: 17h and 24min).
The month with the shortest days is December (Average daylight: 7h and 6min).
- Average sunshine in December: 3h and 0min
The months with the most sunshine are May and September (Average sunshine: 5h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in December
Thorne Bay, AK
- Average sunshine days in December: 7.9 days
The month with the most sunshine days is July (11.1 days).
The month with the least sunshine days is November (5.3 days).
Average UV index in December
Thorne Bay, AK
- Average UV index in December: 1
The months with the highest UV index are July and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Thorne Bay, AK
- Average cloud cover in December: 69
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is September (Cloud cover 62).
Average visibility in December
Thorne Bay, AK
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (5mi).
The months with the lowest visibility are July and August (4mi).





