December weather forecastCampbelltown, WV
December
Weather in December
The first month of the winter, December, is also an icy month in Campbelltown, West Virginia, with an average temperature fluctuating between 25.7°F (-3.5°C) and 37.6°F (3.1°C).Temperature
December sees a slight reduction in average high-temperature, with a shift from a chilly 45.7°F (7.6°C) in November to a wintry 37.6°F (3.1°C). During December, Campbelltown records an average temperature of 25.7°F (-3.5°C) at night.Humidity
In December, the average relative humidity in Campbelltown is 85%.Rainfall
In Campbelltown, in December, during 8.5 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. In Campbelltown, during the entire year, the rain falls for 153.4 days and collects up to 23.23" (590mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 14.8 days. Throughout December, 5.63" (143mm) of snow is accumulated. Throughout the year, there are 80.8 snowfall days, and 36.5" (927mm) 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 7:18 am and sunset at 5:00 pm. On the last day of December, sunrise is at 7:36 am and sunset at 5:10 pm EST.
Sunshine
The average sunshine in December is 3.8h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: A maximum high daily UV index of 1 during December translates into the following directions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Campbelltown, WV
- Average high temperature in December: 37.6°F
The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in December: 25.7°F
The month with the highest average low temperature is July (55.8°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in December
Campbelltown, WV
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in December
Campbelltown, WV
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Campbelltown, WV
- Average humidity in December: 85%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is June (80%).
Average rainfall in December
Campbelltown, WV
- Average rainfall in December: 1.85"
The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is November (1.3").
Average rainfall days in December
Campbelltown, WV
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in December
Campbelltown, WV
- Average snowfall in December: 5.63"
The month with the highest snowfall is January (7.64").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Campbelltown, WV
- Average snowfall days in December: 14.8 days
The month with the highest number of snowfall days is January (18.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Campbelltown, WV
- Average daylight in December: 9h and 36min
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: 3h and 48min
The month with the most sunshine is June (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Campbelltown, WV
- Average sunshine days in December: 10.2 days
The month with the most sunshine days is October (14.6 days).
The month with the least sunshine days is May (7.7 days).
Average UV index in December
Campbelltown, WV
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Campbelltown, WV
- Average cloud cover in December: 64
The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are June, July and August (Cloud cover 47).
Average visibility in December
Campbelltown, WV
- Average visibility in December: 4mi
The months with the highest visibility are April and November (5mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (4mi).





