December weather forecastGlen Easton, WV
December
Weather in December
The first month of the winter, December, is still a cold month in Glen Easton, West Virginia, with temperature in the range of an average low of 28.8°F (-1.8°C) and an average high of 40.5°F (4.7°C).Temperature
December's onset corresponds with a shift in the average high-temperature, moving from a frosty 49.6°F (9.8°C) in November to a cold 40.5°F (4.7°C). Glen Easton, during the month of December, experiences an average low-temperature of 28.8°F (-1.8°C).Humidity
In December, the average relative humidity is 83%.Rainfall
In Glen Easton, in December, it is raining for 13.1 days, with typically 3.11" (79mm) of accumulated precipitation. Throughout the year, there are 186.2 rainfall days, and 35.16" (893mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Glen Easton, in December, during 10.4 snowfall days, 3.19" (81mm) of snow is typically accumulated. In Glen Easton, during the entire year, snow falls for 50.6 days and aggregates up to 19.13" (486mm) of snow.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:25 am and sunset at 4:58 pm. On the last day of December, sunrise is at 7:43 am and sunset at 5:08 pm EST.
Sunshine
The average sunshine in December is 3.6h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average maximum UV index of 1 in December leads to these recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Glen Easton, WV
- Average high temperature in December: 40.5°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34.5°F).
- Average low temperature in December: 28.8°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).
Average pressure in December
Glen Easton, WV
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Glen Easton, WV
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in December
Glen Easton, WV
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April and August (77%).
Average rainfall in December
Glen Easton, WV
- Average rainfall in December: 3.11"
The wettest month (with the highest rainfall) is April (3.7").
The driest month (with the least rainfall) is September (2.13").
Average rainfall days in December
Glen Easton, WV
- Average rainfall days in December: 13.1 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is November (11.3 days).
Average snowfall in December
Glen Easton, WV
- Average snowfall in December: 3.19"
The month with the highest snowfall is January (5.31").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Glen Easton, WV
- Average snowfall days in December: 10.4 days
The month with the highest number of snowfall days is January (15.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Glen Easton, WV
- Average daylight in December: 9h and 24min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 3h and 36min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in December
Glen Easton, WV
- Average sunshine days in December: 10.5 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (8.4 days).
Average UV index in December
Glen Easton, WV
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Glen Easton, WV
- Average cloud cover in December: 63
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Glen Easton, WV
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).





