December weather forecastChamberlain, ME
December
Weather in December
December, the first month of the winter in Chamberlain, is still a cold month, with an average temperature fluctuating between 35.2°F (1.8°C) and 25.3°F (-3.7°C).Temperature
A shift in the average high-temperature occurs in December, reducing from a frosty 45.5°F (7.5°C) in November to a wintry 35.2°F (1.8°C). Chamberlain, in December, witnesses an average low-temperature of 25.3°F (-3.7°C).Humidity
The average relative humidity in December is 78%.Rainfall
The month with the most rainfall is December, when the rain falls for 10.8 days and typically aggregates up to 3.5" (89mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. In Chamberlain, in December, during 7 snowfall days, 3.39" (86mm) of snow is typically accumulated. In Chamberlain, during the entire year, snow falls for 40 days and aggregates up to 20.08" (510mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 0min of daylight.On the first day of December, sunrise is at 6:52 am and sunset at 4:01 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:10 pm EST.
Sunshine
The months with the least sunshine are February and December, with an average of 4.6h of sunshine.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 2 suggests this advice:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Chamberlain, ME
- Average high temperature in December: 35.2°F
The warmest months (with the highest average high temperature) are July and August (74.1°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 25.3°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in December
Chamberlain, ME
- Average pressure in December: 30.01"Hg
The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Chamberlain, ME
- Average wind speed in December: 10mph
The windiest months (with the highest average wind speed) are January and March (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in December
Chamberlain, ME
- Average humidity in December: 78%
The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (76%).
Average rainfall in December
Chamberlain, ME
- Average rainfall in December: 3.5"
The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in December
Chamberlain, ME
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is April (15.1 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in December
Chamberlain, ME
- Average snowfall in December: 3.39"
The month with the highest snowfall is January (5.28").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Chamberlain, ME
- Average snowfall days in December: 7 days
The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Chamberlain, ME
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 4h and 36min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).
Average sunshine days in December
Chamberlain, ME
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is April (11.7 days).
Average UV index in December
Chamberlain, ME
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Chamberlain, ME
- Average cloud cover in December: 51
The months with the most cloud cover are February and March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Chamberlain, ME
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).





