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 brings a drop in West Topsham's average high-temperature, falling from an icy 40.1°F (4.5°C) in November to a freezing cold 28.6°F (-1.9°C). During December, West Topsham records an average temperature of 19°F (-7.2°C) at night.Humidity
In December, the average relative humidity is 86%.Rainfall
In December, in West Topsham, the rain falls for 10.4 days. Throughout December, 2.6" (66mm) of precipitation is accumulated. Throughout the year, in West Topsham, there are 166.6 rainfall days, and 32.01" (813mm) of precipitation is accumulated.Snowfall
Months with snowfall in West Topsham, Vermont, are January through May, October through December. In December, it is snowing for 21 days. Throughout December, 9.37" (238mm) of snow is accumulated. In West Topsham, during the entire year, snow falls for 107.7 days and aggregates up to 58.82" (1494mm) of snow.Daylight
The month with the shortest days is December, with an average of 8h and 54min of daylight.On the first day of December, sunrise is at 7:04 am and sunset at 4:12 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:20 pm EST.
Sunshine
The average sunshine in December is 3.1h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: During December, 1 as the daily maximum UV index converts into the following advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Boost your sun resistance with garments that are densely woven yet spacious. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold is it in West Topsham in December?
What is the average humidity in December in West Topsham?
How much does it rain in West Topsham in December?
How much does it snow in West Topsham in December?
What is the month with the shortest days in West Topsham?
What is the average length of the day in December in West Topsham?
When is the sunrise / sunset in December in West Topsham?
How many hours of sunshine does West Topsham have in December?
What are the months with the lowest UV index in West Topsham?
What is the UV index intensity in December in West Topsham?
Average temperature in December
West Topsham, VT
- Average high temperature in December: 28.6°F
The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (23.2°F).
- Average low temperature in December: 19°F
The month with the highest average low temperature is July (55.2°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in December
West Topsham, 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
West Topsham, VT
- Average wind speed in December: 6.6mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
West Topsham, VT
- Average humidity in December: 86%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (76%).
Average rainfall in December
West Topsham, VT
- Average rainfall in December: 2.6"
The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in December
West Topsham, VT
- Average rainfall days in December: 10.4 days
The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in December
West Topsham, VT
- Average snowfall in December: 9.37"
The month with the highest snowfall is February (13.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
West Topsham, VT
- Average snowfall days in December: 21 days
The month with the highest number of snowfall days is January (22.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
West Topsham, VT
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January and February (Average sunshine: 2h and 42min).
Average sunshine days in December
West Topsham, VT
- Average sunshine days in December: 7.6 days
The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is February (5.5 days).
Average UV index in December
West Topsham, VT
- 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, November and December (UV index 1).
Average cloud cover in December
West Topsham, VT
- Average cloud cover in December: 70
The months with the most cloud cover are January and February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in December
West Topsham, VT
- Average visibility in December: 4mi
The months with the highest visibility are April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March and December (4mi).
West Topsham, Vermont, USA
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