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 ushers in a slight temperature change, with average high-temperatures reducing from November's icy 42.1°F (5.6°C) to a freezing cold 30.9°F (-0.6°C). In December, the average low-temperature is 21°F (-6.1°C).Humidity
In Belmont, the average relative humidity in December is 84%.Rainfall
In Belmont, in December, during 7 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. Throughout the year, there are 121.5 rainfall days, and 17.87" (454mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 9.3 days. Throughout December, 4.61" (117mm) of snow is accumulated. Throughout the year, there are 50.7 snowfall days, and 25.31" (643mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 0min of daylight.On the first day of December, sunrise is at 7:04 am and sunset at 4:16 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:25 pm EST.
Sunshine
In Belmont, the average sunshine in December is 4h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 1 in December converts into the following recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in 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 in Belmont?
How many hours of daylight does Belmont have in December?
What time are sunrise and sunset in December in Belmont?
How long on average sun shines in December in Belmont?
When is the lowest UV index?
What is the UV index reading in December in Belmont?
Average temperature in December
Belmont, VT
- Average high temperature in December: 30.9°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 (25.2°F).
- Average low temperature in December: 21°F
The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).
Average pressure in December
Belmont, VT
- Average pressure in December: 30.05"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Belmont, VT
- Average wind speed in December: 7.2mph
The windiest months (with the highest average wind speed) are January, February and April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in December
Belmont, VT
- Average humidity in December: 84%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is April (75%).
Average rainfall in December
Belmont, VT
- Average rainfall in December: 1.65"
The wettest month (with the highest rainfall) is October (1.85").
The driest month (with the least rainfall) is September (1.06").
Average rainfall days in December
Belmont, VT
- Average rainfall days in December: 7 days
The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is February (4.6 days).
Average snowfall in December
Belmont, VT
- Average snowfall in December: 4.61"
The month with the highest snowfall is February (6.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Belmont, VT
- Average snowfall days in December: 9.3 days
The month with the highest number of snowfall days is February (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Belmont, 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: 4h and 0min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in December
Belmont, VT
- Average sunshine days in December: 17.9 days
The month with the most sunshine days is November (19.1 days).
The months with the least sunshine days are June and July (14.4 days).
Average UV index in December
Belmont, 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
Belmont, VT
- Average cloud cover in December: 58
The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in December
Belmont, VT
- Average visibility in December: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).
Belmont, Vermont, USA
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