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
December's arrival coincides with a drop in the average high-temperature, decreasing from November's wintry 37.4°F (3°C) to a freezing cold 25°F (-3.9°C). Nightly temperatures drop to an average low of 13.3°F (-10.4°C) in December.Humidity
In December, the average relative humidity is 89%.Rainfall
In Caribou, in December, during 7.9 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. Throughout the year, in Caribou, Maine, there are 144 rainfall days, and 32.95" (837mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Caribou. In December, it is snowing for 17.5 days. Throughout December, 13.7" (348mm) of snow is accumulated. Throughout the year, there are 104.9 snowfall days, and 73.35" (1863mm) of snow is accumulated.Daylight
December has the shortest days of the year in Caribou, with an average of 8h and 36min of daylight.On the first day of December in Caribou, sunrise is at 6:57 am and sunset at 3:45 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 3:53 pm EST.
Sunshine
The average sunshine in December is 3h.UV index
The months with the lowest UV index in Caribou are January through March, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: A maximum daily UV index of 1 during December morphs into the following directions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. It's recommended to limit sun exposure when its radiation is at its peak during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
How cold is December in Caribou?
What is the average humidity in December in Caribou?
How many days does it rain in December in Caribou?
How many days does it snow in December in Caribou?
What is the month with the shortest days in Caribou?
How many hours of daylight does Caribou have in December?
What time are sunrise and sunset in December in Caribou?
How many hours of sunshine does Caribou have in December?
When is the lowest UV index in Caribou?
What is the UV index intensity in December in Caribou?
Average temperature in December
Caribou, ME
- Average high temperature in December: 25°F
The warmest month (with the highest average high temperature) is July (75°F).
The month with the lowest average high temperature is January (19.4°F).
- Average low temperature in December: 13.3°F
The month with the highest average low temperature is July (54.7°F).
The coldest month (with the lowest average low temperature) is January (4.3°F).
Average pressure in December
Caribou, ME
- Average pressure in December: 30"Hg
The month with the highest atmospheric pressure is September (30.02"Hg).
The months with the lowest atmospheric pressure are June and July (29.89"Hg).
Average wind speed in December
Caribou, ME
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are February and March (8.1mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in December
Caribou, ME
- Average humidity in December: 89%
The months with the highest relative humidity are February and March (93%).
The month with the lowest relative humidity is May (75%).
Average rainfall in December
Caribou, ME
- Average rainfall in December: 3.19"
The wettest month (with the highest rainfall) is April (3.46").
The driest month (with the least rainfall) is February (2.2").
Average rainfall days in December
Caribou, ME
- Average rainfall days in December: 7.9 days
The month with the highest number of rainy days is June (16.9 days).
The month with the least rainy days is January (4.2 days).
Average snowfall in December
Caribou, ME
- Average snowfall in December: 13.7"
The month with the highest snowfall is January (15.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Caribou, ME
- Average snowfall days in December: 17.5 days
The month with the highest number of snowfall days is February (21 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Caribou, ME
- Average daylight in December: 8h and 4min
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 0min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is February (Average sunshine: 2h and 6min).
Average sunshine days in December
Caribou, ME
- Average sunshine days in December: 11.1 days
The month with the most sunshine days is September (14.7 days).
The month with the least sunshine days is February (7.8 days).
Average UV index in December
Caribou, 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
Caribou, ME
- Average cloud cover in December: 69
The month with the most cloud cover is February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 43).
Average visibility in December
Caribou, ME
- Average visibility in December: 4mi
The month with the highest visibility is May (6mi).
The months with the lowest visibility are January, February, March, April and December (4mi).
Caribou, Maine, USA
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