December weather forecast
Bluemont, VA

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Weather in December

The first month of the winter, December, is still a chilly month in Bluemont, Virginia, with temperature in the range of an average low of 30.9°F (-0.6°C) and an average high of 43.7°F (6.5°C).

Temperature

As November makes way for December, Bluemont's average high-temperature eases from a cool 52.5°F (11.4°C) to a frosty 43.7°F (6.5°C). During December, the temperature is averaged to a low of 30.9°F (-0.6°C) at night.

Humidity

October and December, with an average relative humidity of 78%, are the most humid months in Bluemont.

Rainfall

In Bluemont, Virginia, in December, it is raining for 10.7 days, with typically 2.6" (66mm) of accumulated precipitation. In Bluemont, during the entire year, the rain falls for 162.2 days and collects up to 31.1" (790mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In Bluemont, during December, snow falls for 3.8 days and regularly aggregates up to 2.68" (68mm) of snow. Throughout the year, there are 21.9 snowfall days, and 14.88" (378mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:12 am and sunset at 4:49 pm. On the last day of December, sunrise is at 7:30 am and sunset at 4:58 pm EST.

Sunshine

January and December, with an average of 5.1h of sunshine, are months with the least sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Bluemont. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 2 during December translates into these guidelines:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

December temperatures vary between a high-temperature of 43.7°F (6.5°C) and a low-temperature of 30.9°F (-0.6°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 93.2°F (34°C).

What are the most humid months?

The months with the highest humidity are October and December, with an average relative humidity of 78%.

What is the average humidity in December?

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

How many days does it rain in December?

In Bluemont, in December, it is raining for 10.7 days, with typically 2.6" (66mm) of accumulated precipitation.

How much does it snow in December?

In Bluemont, in December, during 3.8 snowfall days, 2.68" (68mm) of snow is typically accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 30min of daylight.

How many hours of daylight does Bluemont have in December?

In Bluemont, the average day length in December is 9h and 28min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:12 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:58 pm EST.

What are the months with the least sunshine?

The months with the least sunshine in Bluemont are January and December, with an average of 5.1h of sunshine.

How long on average sun shines in December?

The average sunshine duration in December is 5.1h.

When is the lowest UV index?

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

What is the UV index intensity in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe 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
Bluemont, VA

Average temperature in December - Bluemont, VA
  • Average high temperature in December: 43.7°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in December: 30.9°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure in December
Bluemont, VA

Average pressure in December - Bluemont, 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
Bluemont, VA

Average wind speed in December - Bluemont, VA
  • Average wind speed in December: 6.5mph

The windiest month (with the highest average wind speed) is March (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in December
Bluemont, VA

Average humidity in December - Bluemont, VA
  • Average humidity in December: 78%

The months with the highest relative humidity are October and December (78%).
The month with the lowest relative humidity is July (73%).

Average rainfall in December
Bluemont, VA

Average rainfall in December - Bluemont, VA
  • Average rainfall in December: 2.6"

The wettest months (with the highest rainfall) are May and August (3.35").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in December
Bluemont, VA

Average rainfall days in December - Bluemont, VA
  • Average rainfall days in December: 10.7 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (10.1 days).

Average snowfall in December
Bluemont, VA

Average snowfall in December - Bluemont, VA
  • Average snowfall in December: 2.68"

The month with the highest snowfall is January (4.17").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Bluemont, VA

Average snowfall days in December - Bluemont, VA
  • Average snowfall days in December: 3.8 days

The month with the highest number of snowfall days is January (6.8 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
Bluemont, VA

Average daylight in December / Average sunshine in December - Bluemont, VA
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 6min).

Average sunshine days in December
Bluemont, VA

Average sunshine days in December - Bluemont, VA
  • Average sunshine days in December: 16.8 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (11.1 days).

Average UV index in December
Bluemont, VA

Average UV index in December - Bluemont, 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
Bluemont, VA

Average cloud cover in December - Bluemont, VA
  • Average cloud cover in December: 46

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in December
Bluemont, VA

Average visibility in December - Bluemont, VA
  • Average visibility in December: 5mi

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

Bluemont, Virginia, USA

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