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
With December's arrival, East Charleston's weather changes as the average high-temperature falls from a wintry 38.3°F (3.5°C) in November to a subzero cold 27°F (-2.8°C). In the month of December, East Charleston's average low-temperature falls to 16.9°F (-8.4°C).Humidity
In December, the average relative humidity is 88%.Rainfall
In East Charleston, in December, it is raining for 9.4 days, with typically 2.64" (67mm) of accumulated precipitation. In East Charleston, during the entire year, the rain falls for 156.5 days and collects up to 32.48" (825mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In East Charleston, in December, during 23.3 snowfall days, 11.3" (287mm) of snow is typically accumulated. Throughout the year, in East Charleston, there are 122.7 snowfall days, and 76.5" (1943mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 7:06 am and sunset at 4:08 pm. On the last day of December, sunrise is at 7:25 am and sunset at 4:17 pm EST.
Sunshine
The average sunshine in December is 2.8h.UV index
January, February and December, with an average maximum UV index of 1, are months with the lowest UV index in East Charleston. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 1 during December translates into the following directions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does East Charleston have in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
East Charleston, VT
- Average high temperature in December: 27°F
The warmest month (with the highest average high temperature) is July (75.7°F).
The month with the lowest average high temperature is January (21.7°F).
- Average low temperature in December: 16.9°F
The month with the highest average low temperature is July (54.7°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).
Average pressure in December
East Charleston, VT
- Average pressure in December: 30.04"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
East Charleston, VT
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in December
East Charleston, VT
- Average humidity in December: 88%
The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is May (77%).
Average rainfall in December
East Charleston, VT
- Average rainfall in December: 2.64"
The wettest months (with the highest rainfall) are June and October (3.23").
The driest months (with the least rainfall) are February and July (2.32").
Average rainfall days in December
East Charleston, VT
- Average rainfall days in December: 9.4 days
The month with the highest number of rainy days is June (19 days).
The month with the least rainy days is January (4.7 days).
Average snowfall in December
East Charleston, VT
- Average snowfall in December: 11.3"
The month with the highest snowfall is January (15.75").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
East Charleston, VT
- Average snowfall days in December: 23.3 days
The month with the highest number of snowfall days is January (24.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
East Charleston, VT
- 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: 2h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is February (Average sunshine: 2h and 6min).
Average sunshine days in December
East Charleston, VT
- Average sunshine days in December: 5.6 days
The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (4 days).
Average UV index in December
East Charleston, 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 and December (UV index 1).
Average cloud cover in December
East Charleston, VT
- Average cloud cover in December: 74
The month with the most cloud cover is February (Cloud cover 80).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in December
East Charleston, 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).
East Charleston, Vermont, USA
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