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 the onset of December, Griffithsville's average high-temperature adjusts, receding from November's fresh 53.1°F (11.7°C) to a chilly 43.9°F (6.6°C). In December, the average low-temperature in Griffithsville records at a wintry 32.5°F (0.3°C) during the nights.Humidity
In December, the average relative humidity is 81%.Rainfall
In Griffithsville, during December, the rain falls for 11 days and regularly aggregates up to 1.42" (36mm) of precipitation. In Griffithsville, during the entire year, the rain falls for 152.9 days and collects up to 16.5" (419mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Griffithsville, in December, during 7.5 snowfall days, 1.89" (48mm) of snow is typically accumulated. Throughout the year, there are 37.1 snowfall days, and 8.27" (210mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 7:26 am and sunset at 5:08 pm. On the last day of December, sunrise is at 7:44 am and sunset at 5:18 pm EST.
Sunshine
In Griffithsville, West Virginia, the average sunshine in December is 4.2h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 during December translates into the following directions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. To protect against the Sun's most potent rays, avoid direct exposure around midday. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Griffithsville?
What is the average humidity in December in Griffithsville?
How many days does it rain in December in Griffithsville?
How much does it snow in Griffithsville in December?
What is the month with the shortest days in Griffithsville?
How many hours of daylight does Griffithsville have in December?
When are sunrise and sunset in December in Griffithsville?
How long on average sun shines in December in Griffithsville?
When is the lowest UV index in Griffithsville?
How high is the UV index in December in Griffithsville?
Average temperature in December
Griffithsville, WV
- Average high temperature in December: 43.9°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in December: 32.5°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in December
Griffithsville, WV
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Griffithsville, WV
- Average wind speed in December: 6.1mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in December
Griffithsville, WV
- Average humidity in December: 81%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (75%).
Average rainfall in December
Griffithsville, WV
- Average rainfall in December: 1.42"
The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is September (0.83").
Average rainfall days in December
Griffithsville, WV
- Average rainfall days in December: 11 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in December
Griffithsville, WV
- Average snowfall in December: 1.89"
The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Griffithsville, WV
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (11.2 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
Griffithsville, WV
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Griffithsville, WV
- Average sunshine days in December: 14.3 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in December
Griffithsville, WV
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Griffithsville, WV
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Griffithsville, WV
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Griffithsville, West Virginia, USA
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