December weather forecast
Philomont, VA

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Weather in December

The first month of the winter, December, is also a frosty month in Philomont, Virginia, with an average temperature fluctuating between 43.7°F (6.5°C) and 30.9°F (-0.6°C).

Temperature

In Philomont, the average high-temperature in December gently drops from a fresh 52.5°F (11.4°C) in November to a chilly 43.7°F (6.5°C). Philomont records a mean low-temperature of 30.9°F (-0.6°C) in December.

Humidity

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

Rainfall

In Philomont, in December, it is raining for 10.7 days, with typically 2.6" (66mm) of accumulated precipitation. Throughout the year, there are 162.2 rainfall days, and 31.1" (790mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Philomont, in December, during 3.8 snowfall days, 2.68" (68mm) of snow is typically accumulated. Throughout the year, in Philomont, there are 21.9 snowfall days, and 14.88" (378mm) of snow is accumulated.

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 4:48 pm. On the last day of the month, sunrise is at 7:29 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 in Philomont.

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 low threat to health from unsafe exposure to UV radiation for average individuals.
Note: An average UV index of 2 in December transforms into this advice:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Updated: Jul 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold in Philomont?

In December, the average high-temperature and low-temperature are 43.7°F (6.5°C) and 30.9°F (-0.6°C) respectively. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in August is evaluated 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?

The average relative humidity in December is 78%.

How much does it rain in Philomont in December?

In Philomont, 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 Philomont, in December, snow falls for 3.8 days, with typically accumulated 2.68" (68mm) of snow.

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.

What is the average length of the day in December?

In Philomont, the average day length in December is 9h and 29min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:11 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:58 pm EST.

What are the months with the least sunshine?

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

How many hours of sunshine does Philomont have in December?

The average sunshine duration in December is 5.1h.

What are the months with the lowest UV index?

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

How high is the UV index in December?

In Philomont, Virginia, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes 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
Philomont, VA

Average temperature in December - Philomont, 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
Philomont, VA

Average pressure in December - Philomont, 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
Philomont, VA

Average wind speed in December - Philomont, 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
Philomont, VA

Average humidity in December - Philomont, 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
Philomont, VA

Average rainfall in December - Philomont, 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
Philomont, VA

Average rainfall days in December - Philomont, 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
Philomont, VA

Average snowfall in December - Philomont, 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
Philomont, VA

Average snowfall days in December - Philomont, 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
Philomont, VA

Average daylight in December / Average sunshine in December - Philomont, 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
Philomont, VA

Average sunshine days in December - Philomont, 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
Philomont, VA

Average UV index in December - Philomont, 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
Philomont, VA

Average cloud cover in December - Philomont, 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
Philomont, VA

Average visibility in December - Philomont, 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).

Philomont, Virginia, USA

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