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
Observing a mild shift, the average high-temperature during December reduces from November's wintry 36.5°F (2.5°C) to a freezing cold 25.5°F (-3.6°C). In Loon Lake, December nights cool down to an average of 14.9°F (-9.5°C).Humidity
In December, the average relative humidity is 87%.Rainfall
In December, the rain falls for 9.3 days. Throughout December, 2.44" (62mm) of precipitation is accumulated. Throughout the year, there are 139.3 rainfall days, and 28.86" (733mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 18.9 days. Throughout December, 11.65" (296mm) of snow is accumulated. Throughout the year, there are 105.9 snowfall days, and 73.23" (1860mm) 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, sunrise is at 7:01 am and sunset at 4:02 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:11 pm EST.
Sunshine
In December, the average sunshine is 3.1h.UV index
February, March, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The average daily UV index of 1 in December transforms into the following instructions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Loon Lake have in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Loon Lake, ME
- Average high temperature in December: 25.5°F
The warmest month (with the highest average high temperature) is July (73.8°F).
The month with the lowest average high temperature is January (20.7°F).
- Average low temperature in December: 14.9°F
The month with the highest average low temperature is July (53.2°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).
Average pressure in December
Loon Lake, ME
- Average pressure in December: 30.02"Hg
The month with the highest atmospheric pressure is November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Loon Lake, ME
- Average wind speed in December: 7.2mph
The windiest months (with the highest average wind speed) are February and March (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in December
Loon Lake, 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 (77%).
Average rainfall in December
Loon Lake, ME
- Average rainfall in December: 2.44"
The wettest month (with the highest rainfall) is October (3.31").
The driest months (with the least rainfall) are February and July (1.97").
Average rainfall days in December
Loon Lake, ME
- Average rainfall days in December: 9.3 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in December
Loon Lake, ME
- Average snowfall in December: 11.65"
The month with the highest snowfall is February (12.83").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Loon Lake, ME
- Average snowfall days in December: 18.9 days
The month with the highest number of snowfall days is January (19.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Loon Lake, ME
- Average daylight in December: 8h and 5min
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 1min
The months with the most sunshine are July and August (Average sunshine: 8h and 54min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in December
Loon Lake, ME
- Average sunshine days in December: 9.9 days
The month with the most sunshine days is September (15.6 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in December
Loon Lake, 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, November and December (UV index 1).
Average cloud cover in December
Loon Lake, ME
- Average cloud cover in December: 71
The month with the most cloud cover is February (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 47).
Average visibility in December
Loon Lake, ME
- Average visibility in December: 4mi
The months with the highest visibility are May and November (5mi).
The months with the lowest visibility are January, February, March, April, June, July, August, September, October and December (4mi).
Loon Lake, Maine, USA
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