December weather forecastMoose River, ME
December
Weather in December
The first month of the winter, December, is also a subzero cold month in Moose River, Maine, with an average temperature fluctuating between 25.2°F (-3.8°C) and 15.1°F (-9.4°C).Temperature
The onset of December entails a temperature shift, as the average high-temperature decreases from a cold 37°F (2.8°C) in November to a freezing cold 25.2°F (-3.8°C). In the month of December, Moose River records a consistent average low-temperature of 15.1°F (-9.4°C).Humidity
The average relative humidity in December is 87%.Rainfall
In December, the rain falls for 8.5 days. Throughout December, 2.91" (74mm) of precipitation is accumulated. In Moose River, during the entire year, the rain falls for 149.8 days and collects up to 32.24" (819mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Moose River, Maine, in December, during 19.5 snowfall days, 12.32" (313mm) of snow is typically accumulated. Throughout the year, there are 110.8 snowfall days, and 76.65" (1947mm) of snow is accumulated.Daylight
With an average of 8h and 48min of daylight, December has the shortest days of the year.On the first day of December in Moose River, sunrise is at 7:01 am and sunset at 3:58 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:07 pm EST.
Sunshine
The average sunshine in December is 3h.UV index
February, March and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: A maximum high UV index of 1 in December translates into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. During bright days, sunglasses that offer UVA and UVB defense are recommended. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Moose River, ME
- Average high temperature in December: 25.2°F
The warmest month (with the highest average high temperature) is July (73.9°F).
The month with the lowest average high temperature is January (19.8°F).
- Average low temperature in December: 15.1°F
The month with the highest average low temperature is July (54.1°F).
The coldest month (with the lowest average low temperature) is January (7°F).
Average pressure in December
Moose River, ME
- Average pressure in December: 30.02"Hg
The month with the highest atmospheric pressure is November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Moose River, ME
- Average wind speed in December: 7.8mph
The windiest months (with the highest average wind speed) are February and March (8.3mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Moose River, ME
- Average humidity in December: 87%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (76%).
Average rainfall in December
Moose River, ME
- Average rainfall in December: 2.91"
The wettest month (with the highest rainfall) is October (3.19").
The driest month (with the least rainfall) is February (2.17").
Average rainfall days in December
Moose River, ME
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is August (17.6 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in December
Moose River, ME
- Average snowfall in December: 12.32"
The month with the highest snowfall is February (14.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Moose River, ME
- Average snowfall days in December: 19.5 days
The month with the highest number of snowfall days is February (21.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Moose River, ME
- Average daylight in December: 8h and 48min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 3h and 0min
The months with the most sunshine are July and August (Average sunshine: 9h and 24min).
The month with the least sunshine is February (Average sunshine: 2h and 24min).
Average sunshine days in December
Moose River, ME
- Average sunshine days in December: 9.4 days
The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is February (6.4 days).
Average UV index in December
Moose River, ME
- Average UV index in December: 1
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February, March and December (UV index 1).
Average cloud cover in December
Moose River, ME
- Average cloud cover in December: 72
The month with the most cloud cover is February (Cloud cover 79).
The month with the least cloud cover is July (Cloud cover 43).
Average visibility in December
Moose River, ME
- Average visibility in December: 4mi
The months with the highest visibility are May, June, July, October and November (5mi).
The months with the lowest visibility are January, February, March, April, August, September and December (4mi).





