December weather forecastMassanutten, VA
December
Weather in December
December, the first month of the winter in Massanutten, is still a chilly month, with an average temperature varying between 43.9°F (6.6°C) and 29.7°F (-1.3°C).Temperature
A mild drop in Massanutten's average high-temperature is observed in December, transitioning from a fresh 52.3°F (11.3°C) in November to a chilly 43.9°F (6.6°C). Massanutten observes an average low-temperature of 29.7°F (-1.3°C) during December.Humidity
The months with the highest humidity are May, September, October and December, with an average relative humidity of 78%.Rainfall
In Massanutten, in December, during 4.4 rainfall days, 0.51" (13mm) of precipitation is typically accumulated. Throughout the year, there are 64.9 rainfall days, and 5.51" (140mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Massanutten, in December, during 1.5 snowfall days, 0.16" (4mm) of snow is typically accumulated. Throughout the year, there are 9.1 snowfall days, and 1.65" (42mm) 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 December in Massanutten, Virginia, sunrise is at 7:13 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:04 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 5.1h of sunshine.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 value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 2 in December translates into these instructions:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Massanutten, VA
- Average high temperature in December: 43.9°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (39.2°F).
- Average low temperature in December: 29.7°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).
Average pressure in December
Massanutten, VA
- 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
Massanutten, VA
- Average wind speed in December: 5.5mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in December
Massanutten, VA
- Average humidity in December: 78%
The months with the highest relative humidity are May, September, October and December (78%).
The months with the lowest relative humidity are January and July (74%).
Average rainfall in December
Massanutten, VA
- Average rainfall in December: 0.51"
The wettest month (with the highest rainfall) is August (0.71").
The driest month (with the least rainfall) is September (0.16").
Average rainfall days in December
Massanutten, VA
- Average rainfall days in December: 4.4 days
The month with the highest number of rainy days is April (7.3 days).
The months with the least rainy days are January and November (3.8 days).
Average snowfall in December
Massanutten, VA
- Average snowfall in December: 0.16"
The month with the highest snowfall is March (0.51").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Massanutten, VA
- Average snowfall days in December: 1.5 days
The months with the highest number of snowfall days are January and February (2.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Massanutten, 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 6min
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 6min).
Average sunshine days in December
Massanutten, VA
- Average sunshine days in December: 24.2 days
The month with the most sunshine days is October (25.4 days).
The months with the least sunshine days are April, May and August (21.5 days).
Average UV index in December
Massanutten, VA
- 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, November and December (UV index 2).
Average cloud cover in December
Massanutten, VA
- Average cloud cover in December: 45
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Massanutten, VA
- Average visibility in December: 5mi
The months with the highest visibility are July and November (6mi).
The month with the lowest visibility is September (4mi).
