December weather forecast
Mountville, VA

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Weather in December

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

Temperature

The onset of December brings a small shift in high-temperatures, falling from a cool 52.5°F (11.4°C) in November to a chilly 43.7°F (6.5°C). Throughout December, the average low-temperature records at a freezing cold 30.9°F (-0.6°C).

Humidity

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

Rainfall

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

Snowfall

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

Daylight

December has the shortest days of the year in Mountville, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:11 am and sunset at 4:48 pm. On the last day of December, sunrise is at 7:29 am and sunset at 4:58 pm EST.

Sunshine

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

UV index

The months with the lowest UV index in Mountville are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

How cold is it in Mountville in December?

An average high-temperature, in December, in Mountville, is 43.7°F (6.5°C) and the average low-temperature is 30.9°F (-0.6°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is computed to be 93.2°F (34°C).

What are the most humid months in Mountville?

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

What is the average humidity in December in Mountville?

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

How much does it rain in Mountville in December?

In Mountville, in December, during 10.7 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

How many days does it snow in December in Mountville?

In December, it is snowing for 3.8 days. Throughout December, 2.68" (68mm) of snow is accumulated.

What is the month with the shortest days in Mountville?

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

What is the average length of the day in December in Mountville?

The average day length in December in Mountville, Virginia, is 9h and 29min.

What time are sunrise and sunset in December in Mountville?

On the first day of December in Mountville, Virginia, 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 in Mountville?

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

How long on average sun shines in December in Mountville?

In December, the average sunshine duration in Mountville is 5.1h.

What is the month with the lowest UV index in Mountville?

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

How high is the UV index in December in Mountville?

The average daily maximum UV index in December in Mountville is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Mountville, VA

Average temperature in December - Mountville, 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).

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Average pressure in December
Mountville, VA

Average pressure in December - Mountville, 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).

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Average wind speed in December
Mountville, VA

Average wind speed in December - Mountville, 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).

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Average humidity in December
Mountville, VA

Average humidity in December - Mountville, 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%).

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Average rainfall in December
Mountville, VA

Average rainfall in December - Mountville, 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").

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Average rainfall days in December
Mountville, VA

Average rainfall days in December - Mountville, 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).

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Average snowfall in December
Mountville, VA

Average snowfall in December - Mountville, 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").

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Average snowfall days in December
Mountville, VA

Average snowfall days in December - Mountville, 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).

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

Average daylight in December / Average sunshine in December - Mountville, 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).

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Average sunshine days in December
Mountville, VA

Average sunshine days in December - Mountville, 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).

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Average UV index in December
Mountville, VA

Average UV index in December - Mountville, 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).

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Average cloud cover in December
Mountville, VA

Average cloud cover in December - Mountville, 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).

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Average visibility in December
Mountville, VA

Average visibility in December - Mountville, 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).

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Mountville, Virginia, USA

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