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 commencement of December involves a temperature shift, with the average high-temperature dropping from a frosty 43.2°F (6.2°C) in November to a subzero cold 31.6°F (-0.2°C). Vassalboro witnesses a consistent average low-temperature of 20.1°F (-6.6°C) throughout December.Humidity
In Vassalboro, Maine, the average relative humidity in December is 81%.Rainfall
In Vassalboro, in December, during 10.5 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. Throughout the year, in Vassalboro, there are 140.4 rainfall days, and 28.35" (720mm) of precipitation is accumulated.Snowfall
Months with snowfall in Vassalboro are January through May, October through December. In Vassalboro, in December, during 10.1 snowfall days, 6.77" (172mm) of snow is typically accumulated. Throughout the year, there are 55.2 snowfall days, and 37.83" (961mm) of snow is accumulated.Daylight
The month with the shortest days in Vassalboro is December, with an average of 8h and 54min of daylight.On the first day of December in Vassalboro, sunrise is at 6:55 am and sunset at 4:00 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:09 pm EST.
Sunshine
In December, the average sunshine in Vassalboro, Maine, 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 in Vassalboro. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.Note: An average maximum UV index of 2 in December leads to these recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
How cold is it in Vassalboro in December?
What is the average humidity in December in Vassalboro?
How many days does it rain in December in Vassalboro?
How many days does it snow in December in Vassalboro?
What is the month with the shortest days in Vassalboro?
What is the average length of the day in December in Vassalboro?
When is the sunrise / sunset in December in Vassalboro?
How long on average sun shines in December in Vassalboro?
When is the lowest UV index in Vassalboro?
How high is the UV index in December in Vassalboro?
Average temperature in December
Vassalboro, ME
- Average high temperature in December: 31.6°F
The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (25.3°F).
- Average low temperature in December: 20.1°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 (11.7°F).
Average pressure in December
Vassalboro, 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
Vassalboro, ME
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Vassalboro, ME
- Average humidity in December: 81%
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
Vassalboro, ME
- Average rainfall in December: 2.91"
The wettest month (with the highest rainfall) is April (3.03").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in December
Vassalboro, ME
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (5.6 days).
Average snowfall in December
Vassalboro, ME
- Average snowfall in December: 6.77"
The month with the highest snowfall is January (8.07").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Vassalboro, ME
- Average snowfall days in December: 10.1 days
The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Vassalboro, 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 48min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in December
Vassalboro, ME
- Average sunshine days in December: 14.4 days
The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is April (11.5 days).
Average UV index in December
Vassalboro, 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
Vassalboro, ME
- Average cloud cover in December: 52
The months with the most cloud cover are February, March and April (Cloud cover 54).
The months with the least cloud cover are August and September (Cloud cover 40).
Average visibility in December
Vassalboro, ME
- Average visibility in December: 6mi
The months with the highest visibility are November and December (6mi).
The month with the lowest visibility is August (4mi).
Vassalboro, Maine, USA
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