December weather forecastNorth Thetford, VT
December
Weather in December
December, the first month of the winter in North Thetford, is still a freezing cold month, with temperature in the range of an average low of 20.3°F (-6.5°C) and an average high of 30°F (-1.1°C).Temperature
The beginning of December marks a decrease in the average high-temperature, transitioning from an icy 41.4°F (5.2°C) in November to a subzero cold 30°F (-1.1°C). In December, North Thetford records an average nighttime temperature of 20.3°F (-6.5°C).Humidity
In North Thetford, the average relative humidity in December is 83%.Rainfall
In North Thetford, in December, during 10.6 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. Throughout the year, there are 158.3 rainfall days, and 28.78" (731mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In North Thetford, in December, snow falls for 13.9 days, with typically accumulated 7.2" (183mm) of snow. In North Thetford, during the entire year, snow falls for 77.6 days and aggregates up to 45.12" (1146mm) of snow.Daylight
With an average of 9h and 0min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:03 am and sunset at 4:12 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:21 pm EST.
Sunshine
In December, the average sunshine is 3.9h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.Note: In December, the maximum UV index of 1 translates into these guidelines:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
North Thetford, VT
- Average high temperature in December: 30°F
The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (23.9°F).
- Average low temperature in December: 20.3°F
The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).
Average pressure in December
North Thetford, VT
- Average pressure in December: 30.04"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
North Thetford, VT
- Average wind speed in December: 6.6mph
The windiest month (with the highest average wind speed) is April (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
North Thetford, VT
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are April and May (76%).
Average rainfall in December
North Thetford, VT
- Average rainfall in December: 2.52"
The wettest month (with the highest rainfall) is October (3.11").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
North Thetford, VT
- Average rainfall days in December: 10.6 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (7.2 days).
Average snowfall in December
North Thetford, VT
- Average snowfall in December: 7.2"
The month with the highest snowfall is February (12.28").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
North Thetford, VT
- Average snowfall days in December: 13.9 days
The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
North Thetford, VT
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 3h and 54min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in December
North Thetford, VT
- Average sunshine days in December: 12.5 days
The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in December
North Thetford, VT
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
North Thetford, VT
- Average cloud cover in December: 61
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in December
North Thetford, VT
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February, March and September (4mi).





