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's onset brings a reduction in the average high-temperature, from a wintry 40.1°F (4.5°C) in November to a freezing cold 28.6°F (-1.9°C). Graniteville observes an average low-temperature of 19°F (-7.2°C) during December.Humidity
In Graniteville, the average relative humidity in December is 86%.Rainfall
In Graniteville, in December, it is raining for 10.4 days, with typically 2.6" (66mm) of accumulated precipitation. Throughout the year, there are 166.6 rainfall days, and 32.01" (813mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Graniteville, during December, snow falls for 21 days and regularly aggregates up to 9.37" (238mm) of snow. In Graniteville, during the entire year, snow falls for 107.7 days and aggregates up to 58.82" (1494mm) of snow.Daylight
December has the shortest days of the year in Graniteville, Vermont, with an average of 8h and 54min of daylight.On the first day of December in Graniteville, sunrise is at 7:05 am and sunset at 4:12 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:21 pm EST.
Sunshine
The average sunshine in December in Graniteville 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 low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 1 during December leads to these advisories:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
How cold is December in Graniteville?
What is the average humidity in December in Graniteville?
How much does it rain in Graniteville in December?
How much does it snow in Graniteville in December?
What is the month with the shortest days in Graniteville?
What is the average length of the day in December in Graniteville?
When are sunrise and sunset in December in Graniteville?
How many hours of sunshine does Graniteville have in December?
What are the months with the lowest UV index in Graniteville?
What is the UV index reading in December in Graniteville?
Average temperature in December
Graniteville, 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
Graniteville, 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
Graniteville, 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
Graniteville, 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
Graniteville, 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
Graniteville, 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
Graniteville, 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
Graniteville, 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
Graniteville, 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
Graniteville, 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
Graniteville, 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
Graniteville, 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
Graniteville, 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).
Graniteville, Vermont, USA
Weather forecast for your location
2. Allow the app to use your location
