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 corresponds with a subtle shift in the average high-temperature, slightly moving from a cool 50.2°F (10.1°C) in November to a cold 41.5°F (5.3°C). Throughout December, Fetterman witnesses a nighttime temperature average of 29.5°F (-1.4°C).Humidity
The average relative humidity in December is 82%.Rainfall
In December, the rain falls for 13.7 days. Throughout December, 3.19" (81mm) of precipitation is accumulated. In Fetterman, during the entire year, the rain falls for 184.5 days and collects up to 35.35" (898mm) of precipitation.Snowfall
Months with snowfall in Fetterman are January through May, October through December. In Fetterman, in December, during 11.5 snowfall days, 4.96" (126mm) of snow is typically accumulated. Throughout the year, there are 58.4 snowfall days, and 31.26" (794mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:21 am and sunset at 4:57 pm. On the last day of December, sunrise is at 7:39 am and sunset at 5:07 pm EST.
Sunshine
In Fetterman, the average sunshine in December is 3.9h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is it in Fetterman in December?
What is the average humidity in December in Fetterman?
How many days does it rain in December in Fetterman?
How much does it snow in Fetterman in December?
What is the month with the shortest days in Fetterman?
What is the average length of the day in December in Fetterman?
What time are sunrise and sunset in December in Fetterman?
How many hours of sunshine does Fetterman have in December?
When is the lowest UV index in Fetterman?
What is the UV index reading in December in Fetterman?
Average temperature in December
Fetterman, WV
- Average high temperature in December: 41.5°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (35.6°F).
- Average low temperature in December: 29.5°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in December
Fetterman, 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 (29.96"Hg).
Average wind speed in December
Fetterman, WV
- Average wind speed in December: 6.6mph
The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
Fetterman, WV
- Average humidity in December: 82%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in December
Fetterman, WV
- Average rainfall in December: 3.19"
The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Fetterman, WV
- Average rainfall days in December: 13.7 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is February (11.9 days).
Average snowfall in December
Fetterman, WV
- Average snowfall in December: 4.96"
The month with the highest snowfall is January (7.87").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Fetterman, WV
- Average snowfall days in December: 11.5 days
The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Fetterman, WV
- Average daylight in December: 9h and 3min
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 30min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Fetterman, WV
- Average sunshine days in December: 9.1 days
The month with the most sunshine days is October (13.7 days).
The month with the least sunshine days is January (6.5 days).
Average UV index in December
Fetterman, WV
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Fetterman, WV
- Average cloud cover in December: 61
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
Fetterman, 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).
Fetterman, West Virginia, USA
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