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 commencement of December includes a gentle temperature shift, with the average high-temperature dropping a bit from a cool 54°F (12.2°C) in November to a chilly 45.5°F (7.5°C). Throughout December, the nighttime temperature in Broad Run averages to a cold 32°F (0°C).Humidity
With an average relative humidity of 78%, December is the most humid month in Broad Run.Rainfall
In Broad Run, in December, it is raining for 10.5 days, with typically 2.6" (66mm) of accumulated precipitation. In Broad Run, during the entire year, the rain falls for 160.5 days and collects up to 29.92" (760mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. In Broad Run, in December, snow falls for 3.3 days, with typically accumulated 2.13" (54mm) of snow. In Broad Run, during the entire year, snow falls for 20.3 days and aggregates up to 13.07" (332mm) of snow.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year in Broad Run.On the first day of the month, sunrise is at 7:10 am and sunset at 4:49 pm. On the last day of December, in Broad Run, sunrise is at 7:29 am and sunset at 4:59 pm EST.
Sunshine
December has the least sunshine of the year in Broad Run, Virginia, 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. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum UV index of 2 in December translates into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The solar radiation around mid-day is intense; avoid the Sun and stay safe. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
What is the usual temperature for Broad Run in December?
What is the most humid month in Broad Run?
What is the average humidity in December in Broad Run?
How much does it rain in Broad Run in December?
How many days does it snow in December in Broad Run?
What is the month with the shortest days in Broad Run?
What is the average length of the day in December in Broad Run?
When is the sunrise / sunset in December in Broad Run?
What is the month with the least sunshine in Broad Run?
How many hours of sunshine does Broad Run have in December?
When is the lowest UV index in Broad Run?
How high is the UV index in December in Broad Run?
Average temperature in December
Broad Run, VA
- Average high temperature in December: 45.5°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (40.3°F).
- Average low temperature in December: 32°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).
Average pressure in December
Broad Run, 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
Broad Run, VA
- Average wind speed in December: 5.8mph
The windiest months (with the highest average wind speed) are March and April (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in December
Broad Run, 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 (72%).
Average rainfall in December
Broad Run, VA
- Average rainfall in December: 2.6"
The wettest month (with the highest rainfall) is August (3.27").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in December
Broad Run, VA
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in December
Broad Run, VA
- Average snowfall in December: 2.13"
The month with the highest snowfall is January (3.74").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Broad Run, VA
- Average snowfall days in December: 3.3 days
The month with the highest number of snowfall days is January (6.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Broad Run, VA
- Average daylight in December: 9h and 3min
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 2min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in December
Broad Run, VA
- Average sunshine days in December: 17 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.7 days).
Average UV index in December
Broad Run, 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
Broad Run, VA
- Average cloud cover in December: 44
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in December
Broad Run, VA
- Average visibility in December: 5mi
The months with the highest visibility are January, March, April, June, July, August and November (6mi).
The months with the lowest visibility are February, May, September, October and December (5mi).
Broad Run, Virginia, USA
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