December weather forecastMapleton, ME
December
Weather in December
December, the first month of the winter in Mapleton, is still a freezing cold month, with an average temperature ranging between min 13.6°F (-10.2°C) and max 25.7°F (-3.5°C).Temperature
Stepping into December, Mapleton observes a temperature decline, with the average high falling from November's wintry 37.6°F (3.1°C) to a subzero cold 25.7°F (-3.5°C). An average low-temperature of 13.6°F (-10.2°C) is anticipated throughout the nights during December.Humidity
In December, the average relative humidity is 89%.Rainfall
December is the month with the most rainfall. Rain falls for 8 days and accumulates 3.19" (81mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Mapleton, during December, snow falls for 16.9 days and regularly aggregates up to 13.35" (339mm) of snow. Throughout the year, there are 98.7 snowfall days, and 69.17" (1757mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 36min of daylight.On the first day of the month, sunrise is at 6:57 am and sunset at 3:46 pm. On the last day of December, sunrise is at 7:17 am and sunset at 3:54 pm EST.
Sunshine
In December, the average sunshine is 3.1h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: In December, the average maximum UV index of 1 translates into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Mapleton, ME
- Average high temperature in December: 25.7°F
The warmest month (with the highest average high temperature) is July (75.2°F).
The month with the lowest average high temperature is January (19.8°F).
- Average low temperature in December: 13.6°F
The month with the highest average low temperature is July (54.9°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).
Average pressure in December
Mapleton, ME
- Average pressure in December: 30"Hg
The month with the highest atmospheric pressure is September (30.02"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in December
Mapleton, ME
- Average wind speed in December: 7.8mph
The windiest months (with the highest average wind speed) are January, February and March (8.2mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in December
Mapleton, ME
- Average humidity in December: 89%
The month with the highest relative humidity is March (93%).
The month with the lowest relative humidity is May (75%).
Average rainfall in December
Mapleton, ME
- Average rainfall in December: 3.19"
The wettest month (with the highest rainfall) is December (3.19").
The driest month (with the least rainfall) is February (2.2").
Average rainfall days in December
Mapleton, ME
- Average rainfall days in December: 8 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in December
Mapleton, ME
- Average snowfall in December: 13.35"
The month with the highest snowfall is January (15.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Mapleton, ME
- Average snowfall days in December: 16.9 days
The month with the highest number of snowfall days is February (20.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Mapleton, ME
- Average daylight in December: 8h and 36min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in December: 3h and 6min
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 6min).
Average sunshine days in December
Mapleton, ME
- Average sunshine days in December: 11.4 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is February (7.9 days).
Average UV index in December
Mapleton, 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
Mapleton, ME
- Average cloud cover in December: 67
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
Mapleton, ME
- Average visibility in December: 4mi
The months with the highest visibility are May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March, April and December (4mi).





