December weather forecastMount Crawford, VA
December
Weather in December
December, the first month of the winter in Mount Crawford, is also a frosty month, with an average temperature fluctuating between 28.9°F (-1.7°C) and 43.7°F (6.5°C).Temperature
December's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from November's fresh 52.2°F (11.2°C) to a chilly 43.7°F (6.5°C). An average low-temperature of 28.9°F (-1.7°C) is common in Mount Crawford during the nights of December.Humidity
In December, the average relative humidity is 77%.Rainfall
In December, the rain falls for 10.4 days. Throughout December, 2.44" (62mm) of precipitation is accumulated. Throughout the year, there are 167.3 rainfall days, and 30.35" (771mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In December, in Mount Crawford, it is snowing for 3.5 days. Throughout December, 2.52" (64mm) of snow is accumulated. In Mount Crawford, during the entire year, snow falls for 23.3 days and aggregates up to 16.89" (429mm) of snow.Daylight
The month with the shortest days in Mount Crawford is December, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:14 am and sunset at 4:55 pm. On the last day of December, sunrise is at 7:32 am and sunset at 5:05 pm EST.
Sunshine
December has the least sunshine of the year in Mount Crawford, with an average of 5.3h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Mount Crawford, Virginia. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. 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
Mount Crawford, VA
- Average high temperature in December: 43.7°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 (38.8°F).
- Average low temperature in December: 28.9°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in December
Mount Crawford, VA
- 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
Mount Crawford, VA
- Average wind speed in December: 5.7mph
The windiest months (with the highest average wind speed) are February and April (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
Mount Crawford, VA
- Average humidity in December: 77%
The months with the highest relative humidity are May, September and October (78%).
The months with the lowest relative humidity are January and July (74%).
Average rainfall in December
Mount Crawford, VA
- Average rainfall in December: 2.44"
The wettest month (with the highest rainfall) is May (3.46").
The driest month (with the least rainfall) is November (1.77").
Average rainfall days in December
Mount Crawford, VA
- Average rainfall days in December: 10.4 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is November (9 days).
Average snowfall in December
Mount Crawford, VA
- Average snowfall in December: 2.52"
The month with the highest snowfall is March (4.45").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Mount Crawford, VA
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Mount Crawford, VA
- Average daylight in December: 9h and 30min
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 30min).
- Average sunshine in December: 5h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in December
Mount Crawford, VA
- Average sunshine days in December: 17.6 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (9.9 days).
Average UV index in December
Mount Crawford, VA
- Average UV index in December: 2
The months with the highest UV index are 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
Mount Crawford, VA
- Average cloud cover in December: 44
The month with the most cloud cover is March (Cloud cover 46).
The months with the least cloud cover are June and July (Cloud cover 32).
Average visibility in December
Mount Crawford, VA
- Average visibility in December: 5mi
The months with the highest visibility are February, April, June, July and November (6mi).
The months with the lowest visibility are January, March, May, August, September, October and December (5mi).
