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
The shift from November to December includes a small decrease in the average high-temperature, from a mild 55.4°F (13°C) to a chilly 47.3°F (8.5°C). Spotsylvania Courthouse throughout December, experiences an average nighttime temperature of 33.4°F (0.8°C).Humidity
With an average relative humidity of 78%, December is the most humid month.Rainfall
In Spotsylvania Courthouse, in December, it is raining for 10.5 days, with typically 1.97" (50mm) of accumulated precipitation. In Spotsylvania Courthouse, during the entire year, the rain falls for 153.8 days and collects up to 26.73" (679mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Spotsylvania Courthouse, during December, snow falls for 2.3 days and regularly aggregates up to 1.06" (27mm) of snow. In Spotsylvania Courthouse, during the entire year, snow falls for 13.5 days and aggregates up to 6.77" (172mm) of snow.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 7:08 am and sunset at 4:50 pm. On the last day of December, sunrise is at 7:26 am and sunset at 5:00 pm EST.
Sunshine
With an average of 5.2h of sunshine, December has the least sunshine of the year in Spotsylvania Courthouse.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index of 2 during December translates into these guidelines:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the most humid month in Spotsylvania Courthouse?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December in Spotsylvania Courthouse?
What is the month with the shortest days?
How many hours of daylight does Spotsylvania Courthouse have in December?
When are sunrise and sunset in December in Spotsylvania Courthouse?
What is the month with the least sunshine?
How many hours of sunshine does Spotsylvania Courthouse have in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Spotsylvania Courthouse, VA
- Average high temperature in December: 47.3°F
The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (42.4°F).
- Average low temperature in December: 33.4°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in December
Spotsylvania Courthouse, VA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Spotsylvania Courthouse, VA
- Average wind speed in December: 5.7mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
Spotsylvania Courthouse, VA
- Average humidity in December: 78%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (71%).
Average rainfall in December
Spotsylvania Courthouse, VA
- Average rainfall in December: 1.97"
The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is January (1.65").
Average rainfall days in December
Spotsylvania Courthouse, VA
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is November (9.1 days).
Average snowfall in December
Spotsylvania Courthouse, VA
- Average snowfall in December: 1.06"
The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Spotsylvania Courthouse, VA
- Average snowfall days in December: 2.3 days
The months with the highest number of snowfall days are January and February (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Spotsylvania Courthouse, VA
- Average daylight in December: 9h and 4min
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: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in December
Spotsylvania Courthouse, VA
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (12.4 days).
Average UV index in December
Spotsylvania Courthouse, 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 and December (UV index 2).
Average cloud cover in December
Spotsylvania Courthouse, 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
Spotsylvania Courthouse, VA
- Average visibility in December: 6mi
The months with the highest visibility are January, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are February, May and September (5mi).
Spotsylvania Courthouse, Virginia, USA
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