Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The shift to December brings a decrease in the average high-temperature, falling from an icy 41.9°F (5.5°C) in November to a subzero cold 30.4°F (-0.9°C). In Stetson, the expected average low-temperature for December is 19.8°F (-6.8°C).Humidity
In Stetson, the average relative humidity in December is 82%.Rainfall
In Stetson, in December, it is raining for 7.3 days, with typically 1.22" (31mm) of accumulated precipitation. Throughout the year, there are 120.7 rainfall days, and 15.79" (401mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Stetson, in December, snow falls for 9.4 days, with typically accumulated 3.07" (78mm) of snow. Throughout the year, there are 48.1 snowfall days, and 17.32" (440mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 6:54 am and sunset at 3:56 pm. On the last day of December, sunrise is at 7:14 am and sunset at 4:05 pm EST.
Sunshine
In Stetson, the average sunshine in December is 4.2h.UV index
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 2 in December translates into these instructions:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. To cut down UV radiation exposure by about half, sport a wide-brim hat. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Stetson in December?
What is the average humidity in December in Stetson?
How much does it rain in Stetson in December?
How much does it snow in Stetson in December?
What is the month with the shortest days in Stetson?
How many hours of daylight does Stetson have in December?
What time are sunrise and sunset in December in Stetson?
How many hours of sunshine does Stetson have in December?
When is the lowest UV index in Stetson?
What is the UV index reading in December in Stetson?
Average temperature in December
Stetson, ME
- Average high temperature in December: 30.4°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (24.8°F).
- Average low temperature in December: 19.8°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (11.3°F).
Average pressure in December
Stetson, ME
- Average pressure in December: 30.01"Hg
The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Stetson, ME
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is March (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Stetson, ME
- Average humidity in December: 82%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are May and November (77%).
Average rainfall in December
Stetson, ME
- Average rainfall in December: 1.22"
The wettest months (with the highest rainfall) are April, June and October (1.73").
The driest months (with the least rainfall) are February and March (0.91").
Average rainfall days in December
Stetson, ME
- Average rainfall days in December: 7.3 days
The month with the highest number of rainy days is July (15.2 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in December
Stetson, ME
- Average snowfall in December: 3.07"
The month with the highest snowfall is February (4.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Stetson, ME
- Average snowfall days in December: 9.4 days
The month with the highest number of snowfall days is February (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Stetson, ME
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Stetson, ME
- Average sunshine days in December: 17.7 days
The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is July (12.4 days).
Average UV index in December
Stetson, ME
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in December
Stetson, ME
- Average cloud cover in December: 54
The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are August and September (Cloud cover 40).
Average visibility in December
Stetson, ME
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Stetson, Maine, USA
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