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
As November shifts into December, a slight alteration in temperatures is observed, with average highs reducing from a chilly 43.3°F (6.3°C) to a subzero cold 31.3°F (-0.4°C). Throughout December, an average nighttime temperature of 20.3°F (-6.5°C) is experienced.Humidity
In Clinton, the average relative humidity in December is 82%.Rainfall
The months with the most rainfall are April, October and December, with an average 3.23" (82mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Clinton, in December, snow falls for 9.9 days, with typically accumulated 6.69" (170mm) of snow. Throughout the year, there are 54.8 snowfall days, and 37.56" (954mm) 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 6:55 am and sunset at 3:59 pm. On the last day of December, sunrise is at 7:14 am and sunset at 4:07 pm EST.
Sunshine
The average sunshine in December is 4.4h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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?
What is the wettest month?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Clinton have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Clinton, ME
- Average high temperature in December: 31.3°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (25.3°F).
- Average low temperature in December: 20.3°F
The month with the highest average low temperature is July (56.7°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).
Average pressure in December
Clinton, ME
- Average pressure in December: 30.01"Hg
The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Clinton, ME
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Clinton, ME
- Average humidity in December: 82%
The months with the highest relative humidity are February and March (85%).
The months with the lowest relative humidity are April and November (78%).
Average rainfall in December
Clinton, ME
- Average rainfall in December: 3.23"
The wettest months (with the highest rainfall) are April, October and December (3.23").
The driest month (with the least rainfall) is July (1.69").
Average rainfall days in December
Clinton, ME
- Average rainfall days in December: 9.8 days
The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in December
Clinton, ME
- Average snowfall in December: 6.69"
The month with the highest snowfall is January (8.78").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Clinton, ME
- Average snowfall days in December: 9.9 days
The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Clinton, 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 2min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in December
Clinton, ME
- Average sunshine days in December: 15.1 days
The month with the most sunshine days is September (17.1 days).
The month with the least sunshine days is April (11.3 days).
Average UV index in December
Clinton, 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
Clinton, ME
- Average cloud cover in December: 52
The months with the most cloud cover are February, March and April (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 40).
Average visibility in December
Clinton, ME
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (5mi).
The month with the lowest visibility is August (4mi).
Clinton, Maine, USA
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