December weather forecastSeboomook, ME
December
Weather in December
The first month of the winter, December, is also a subzero cold month in Seboomook, Maine, with temperature in the range of an average high of 25.7°F (-3.5°C) and an average low of 15.6°F (-9.1°C).Temperature
The onset of December brings a small change in high-temperatures, falling from a wintry 37.4°F (3°C) in November to a freezing cold 25.7°F (-3.5°C). During the nights in December, Seboomook experiences a consistent average temperature of 15.6°F (-9.1°C).Humidity
The average relative humidity in December is 86%.Rainfall
In Seboomook, in December, during 8.9 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. Throughout the year, there are 143.8 rainfall days, and 24.41" (620mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. December is the month with the most snowfall. Snow falls for 17.9 days and accumulates 9.53" (242mm) of snow.Daylight
The month with the shortest days is December, with an average of 8h and 42min of daylight.On the first day of the month, sunrise is at 7:00 am and sunset at 3:55 pm. On the last day of December, sunrise is at 7:20 am and sunset at 4:04 pm EST.
Sunshine
In Seboomook, the average sunshine in December is 3.3h.UV index
January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Seboomook. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index, 1 in December, converts into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Seboomook, ME
- Average high temperature in December: 25.7°F
The warmest month (with the highest average high temperature) is July (74.5°F).
The month with the lowest average high temperature is January (20.3°F).
- Average low temperature in December: 15.6°F
The month with the highest average low temperature is July (54.3°F).
The coldest month (with the lowest average low temperature) is January (7.7°F).
Average pressure in December
Seboomook, 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
Seboomook, ME
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in December
Seboomook, ME
- Average humidity in December: 86%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (76%).
Average rainfall in December
Seboomook, ME
- Average rainfall in December: 2.13"
The wettest month (with the highest rainfall) is June (2.64").
The driest month (with the least rainfall) is February (1.42").
Average rainfall days in December
Seboomook, ME
- Average rainfall days in December: 8.9 days
The months with the highest number of rainy days are May and June (16.9 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in December
Seboomook, ME
- Average snowfall in December: 9.53"
The month with the highest snowfall is December (9.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Seboomook, ME
- Average snowfall days in December: 17.9 days
The month with the highest number of snowfall days is February (20 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Seboomook, ME
- Average daylight in December: 8h and 42min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 3h and 18min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in December
Seboomook, ME
- Average sunshine days in December: 10.9 days
The month with the most sunshine days is September (15.9 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in December
Seboomook, ME
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in December
Seboomook, ME
- Average cloud cover in December: 68
The month with the most cloud cover is February (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 43).
Average visibility in December
Seboomook, ME
- Average visibility in December: 4mi
The months with the highest visibility are May, June, July, September, October and November (5mi).
The months with the lowest visibility are January, February, March, April, August and December (4mi).





