December weather forecast
Clarks Corner, VA

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Weather in December

The first month of the winter, December, is still a chilly month in Clarks Corner, Virginia, with an average temperature ranging between min 32°F (0°C) and max 45.5°F (7.5°C).

Temperature

With the onset of December, Clarks Corner's average high-temperature slightly adjusts, moderately receding from November's fresh 54°F (12.2°C) to a frosty 45.5°F (7.5°C). Clarks Corner experiences an average temperature drop to a wintry 32°F (0°C) during December nights.

Humidity

December is the most humid month, with an average relative humidity of 78%.

Rainfall

In Clarks Corner, in December, it is raining for 10.5 days, with typically 2.6" (66mm) of accumulated precipitation. Throughout the year, there are 160.5 rainfall days, and 29.92" (760mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall. In Clarks Corner, Virginia, in December, snow falls for 3.3 days, with typically accumulated 2.13" (54mm) of snow. In Clarks Corner, during the entire year, snow falls for 20.3 days and aggregates up to 13.07" (332mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:11 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:00 pm EST.

Sunshine

The month with the least sunshine is December, with an average of 5.3h 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 reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.
Note: A maximum UV index of 2 in December translates into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in December?

Clarks Corner in December has an average high-temperature of 45.5°F (7.5°C) and an average low-temperature of 32°F (0°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is calculated to be 93.2°F (34°C).

What is the most humid month?

December is the most humid month, with an average relative humidity of 78%.

What is the average humidity in December?

In December, the average relative humidity in Clarks Corner is 78%.

How much does it rain in December?

In Clarks Corner, in December, during 10.5 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

How much does it snow in December?

In Clarks Corner, in December, during 3.3 snowfall days, 2.13" (54mm) of snow is typically accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 30min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 31min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:11 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:00 pm EST.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 5.3h of sunshine.

How many hours of sunshine does Clarks Corner have in December?

In Clarks Corner, the average sunshine duration in December is 5.3h.

What are the months with the lowest UV index?

The months with the lowest UV index in Clarks Corner are January, February, November and December, with an average maximum UV index of 2.

How high is the UV index in December?

In Clarks Corner, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Clarks Corner, VA

Average temperature in December - Clarks Corner, 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
Clarks Corner, VA

Average pressure in December - Clarks Corner, 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
Clarks Corner, VA

Average wind speed in December - Clarks Corner, 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
Clarks Corner, VA

Average humidity in December - Clarks Corner, 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
Clarks Corner, VA

Average rainfall in December - Clarks Corner, 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
Clarks Corner, VA

Average rainfall days in December - Clarks Corner, 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
Clarks Corner, VA

Average snowfall in December - Clarks Corner, 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
Clarks Corner, VA

Average snowfall days in December - Clarks Corner, 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
Clarks Corner, VA

Average daylight in December / Average sunshine in December - Clarks Corner, 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
Clarks Corner, VA

Average sunshine days in December - Clarks Corner, 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
Clarks Corner, VA

Average UV index in December - Clarks Corner, 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
Clarks Corner, VA

Average cloud cover in December - Clarks Corner, 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
Clarks Corner, VA

Average visibility in December - Clarks Corner, 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).

Clarks Corner, Virginia, USA

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