December weather forecastClarksburg, WV
December
Weather in December
December's weather in Clarksburg brings along the harshest weather changes, turning the city into a winter wonderland. The fairytale ambiance is accentuated by substantial snowfall accumulation, at 5.35" (136mm), making it the month with most snow. The short days inspire decorative lights, evoking a festive spirit across the city. Visibility remains good, allowing residents to appreciate the cold, yet strikingly beautiful winter sceneries. This climatic shift marks the exciting end of the year and beckons a new one.Temperature
As November transitions into December, Clarksburg sees a drop in the average high-temperature, transitioning from a fresh 50.9°F (10.5°C) to a cold 41.9°F (5.5°C). Clarksburg experiences an average low-temperature of 29.8°F (-1.2°C) in month of December.Humidity
In December, the average relative humidity is 82%.Rainfall
In Clarksburg, in December, during 14 rainfall days, 3.35" (85mm) of precipitation is typically accumulated. In Clarksburg, West Virginia, during the entire year, the rain falls for 189.3 days and collects up to 36.97" (939mm) of precipitation.Snowfall
Months with snowfall in Clarksburg are January through May, October through December. In Clarksburg, West Virginia, during December, snow falls for 11.9 days and regularly aggregates up to 5.35" (136mm) of snow. Throughout the year, in Clarksburg, West Virginia, there are 57.8 snowfall days, and 28.9" (734mm) 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 7:22 am and sunset at 4:58 pm. On the last day of December, sunrise is at 7:40 am and sunset at 5:08 pm EST.
Sunshine
In December, the average sunshine in Clarksburg is 3.8h.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 of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Clarksburg, WV
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (35.8°F).
- Average low temperature in December: 29.8°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in December
Clarksburg, WV
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Clarksburg, WV
- Average wind speed in December: 6.3mph
The windiest months (with the highest average wind speed) are January and February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in December
Clarksburg, WV
- Average humidity in December: 82%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are July, August and November (77%).
Average rainfall in December
Clarksburg, WV
- Average rainfall in December: 3.35"
The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in December
Clarksburg, WV
- Average rainfall days in December: 14 days
The month with the highest number of rainy days is May (20.4 days).
The month with the least rainy days is November (11.8 days).
Average snowfall in December
Clarksburg, WV
- Average snowfall in December: 5.35"
The month with the highest snowfall is January (7.52").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Clarksburg, WV
- Average snowfall days in December: 11.9 days
The month with the highest number of snowfall days is January (16.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Clarksburg, WV
- Average daylight in December: 9h and 30min
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 48min
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 18min).
Average sunshine days in December
Clarksburg, WV
- Average sunshine days in December: 9.2 days
The month with the most sunshine days is October (13.8 days).
The month with the least sunshine days is January (7.4 days).
Average UV index in December
Clarksburg, WV
- Average UV index in December: 2
The months with the highest UV index are May, June and 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
Clarksburg, WV
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Clarksburg, 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).
