December weather forecastCumberland, VA

December

Weather in December

The first month of the winter, December, is still a chilly month in Cumberland, Virginia, with temperature in the range of an average high of 48.7°F (9.3°C) and an average low of 34.5°F (1.4°C).

Temperature

As Cumberland enters December, the average high-temperature subtly lowers from the a refreshing 56.3°F (13.5°C) of November to a chilly 48.7°F (9.3°C). Cumberland's nights in December experience an average temperature drop to a wintry 34.5°F (1.4°C).

Humidity

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

Rainfall

In December, the rain falls for 10.3 days. Throughout December, 2.68" (68mm) of precipitation is accumulated. Throughout the year, there are 159.5 rainfall days, and 31.1" (790mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Cumberland, during December, snow falls for 1.5 days and regularly aggregates up to 1.89" (48mm) of snow. Throughout the year, in Cumberland, there are 11.7 snowfall days, and 9.41" (239mm) of snow is accumulated.

Daylight

The month with the shortest days in Cumberland is December, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 7:09 am and sunset at 4:55 pm. On the last day of December, sunrise is at 7:27 am and sunset at 5:05 pm EST.

Sunshine

With an average of 5.4h of sunshine, December has the least sunshine of the year.

UV index

January 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 hazard from unsafe exposure to UV radiation for average individuals.
Note: In December, the maximum UV index of 2 suggests this advice:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.

Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in December, in Cumberland, is 48.7°F (9.3°C), while the low-temperature averages to 34.5°F (1.4°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 100.4°F (38°C).

With an average relative humidity of 78%, December is the most humid month in Cumberland.

The average relative humidity in December in Cumberland, Virginia, is 78%.

In Cumberland, in December, during 10.3 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

In Cumberland, in December, during 1.5 snowfall days, 1.89" (48mm) of snow is typically accumulated.

With an average of 9h and 36min of daylight, December has the shortest days of the year in Cumberland, Virginia.

In Cumberland, Virginia, the average day length in December is 9h and 38min.

In December, on the first day of the month, sunrise is at 7:09 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:05 pm EST.

December has the least sunshine of the year in Cumberland, with an average of 5.4h of sunshine.

In Cumberland, the average sunshine duration in December is 5.4h.

The months with the lowest UV index in Cumberland, Virginia, are January and December, with an average maximum UV index of 2.

In Cumberland, Virginia, 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.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

56.3°F

48.7°F

44.2°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

6.3mph

7mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

19.7

18.7

18.1

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Cumberland, VA

Average high temperature in December: 48.7°F

The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (44.2°F).

Average low temperature in December: 34.5°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average pressure in December
Cumberland, VA

Average pressure in December: 30.13"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
Cumberland, VA

Average wind speed in December: 5.7mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in December
Cumberland, 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 (69%).

Average rainfall in December
Cumberland, VA

Average rainfall in December: 2.68"

The wettest months (with the highest rainfall) are February and May (2.95").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in December
Cumberland, VA

Average rainfall days in December: 10.3 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (9.4 days).

Average snowfall in December
Cumberland, VA

Average snowfall in December: 1.89"

The month with the highest snowfall is March (2.44").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Cumberland, VA

Average snowfall days in December: 1.5 days

The months with the highest number of snowfall days are January and February (3.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Cumberland, VA

Average daylight in December: 9h and 36min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

Average sunshine in December: 5h and 24min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in December
Cumberland, VA

Average sunshine days in December: 18.7 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is May (11.2 days).

Average UV index in December
Cumberland, 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 and December (UV index 2).

Average cloud cover in December
Cumberland, VA

Average cloud cover in December: 42

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in December
Cumberland, VA

Average visibility in December: 5mi

The months with the highest visibility are February, March, April, June, July, August, October and November (6mi).
The months with the lowest visibility are January, May, September and December (5mi).