December weather forecast
Caperton, WV

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Weather in December

December, the first month of the winter in Caperton, is also an icy month, with an average temperature varying between 30°F (-1.1°C) and 42.1°F (5.6°C).

Temperature

The transition into December involves a small decrease in the average high-temperature, dipping slightly from a cool 50.5°F (10.3°C) in November to a wintry 42.1°F (5.6°C). Throughout the month of December, Caperton reports a steady low-temperature average of 30°F (-1.1°C).

Humidity

In December, the average relative humidity is 82%.

Rainfall

In Caperton, in December, it is raining for 12.3 days, with typically 3.43" (87mm) of accumulated precipitation. In Caperton, during the entire year, the rain falls for 183.4 days and collects up to 36.97" (939mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Caperton, in December, during 11.2 snowfall days, 6.89" (175mm) of snow is typically accumulated. In Caperton, during the entire year, snow falls for 54.9 days and aggregates up to 35.28" (896mm) of snow.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:21 am and sunset at 5:04 pm. On the last day of December, sunrise is at 7:40 am and sunset at 5:14 pm EST.

Sunshine

In December, the average sunshine is 4.1h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 2 during December translates into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold?

In December, the average high-temperature and low-temperature are 42.1°F (5.6°C) and 30°F (-1.1°C) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in August is estimated at 86°F (30°C).

What is the average humidity in December in Caperton?

In Caperton, the average relative humidity in December is 82%.

How many days does it rain in December in Caperton?

In Caperton, in December, it is raining for 12.3 days, with typically 3.43" (87mm) of accumulated precipitation.

How much does it snow in December?

In Caperton, during December, snow falls for 11.2 days and regularly aggregates up to 6.89" (175mm) of snow.

What is the month with the shortest days?

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

What is the average length of the day in December?

In Caperton, the average day length in December is 9h and 35min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:21 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:14 pm EST.

How long on average sun shines in December?

In Caperton, West Virginia, the average sunshine duration in December is 4.1h.

What are the months with the lowest UV index?

January through March, 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 December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
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
Caperton, WV

Average temperature in December - Caperton, WV
  • Average high temperature in December: 42.1°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in December: 30°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in December
Caperton, WV

Average pressure in December - Caperton, WV
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in December
Caperton, WV

Average wind speed in December - Caperton, WV
  • Average wind speed in December: 6.8mph

The windiest months (with the highest average wind speed) are January and February (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in December
Caperton, WV

Average humidity in December - Caperton, WV
  • Average humidity in December: 82%

The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are June, July, August and November (78%).

Average rainfall in December
Caperton, WV

Average rainfall in December - Caperton, WV
  • Average rainfall in December: 3.43"

The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is September (2.01").

Average rainfall days in December
Caperton, WV

Average rainfall days in December - Caperton, WV
  • Average rainfall days in December: 12.3 days

The month with the highest number of rainy days is May (21.8 days).
The months with the least rainy days are February and November (10.5 days).

Average snowfall in December
Caperton, WV

Average snowfall in December - Caperton, WV
  • Average snowfall in December: 6.89"

The month with the highest snowfall is February (7.48").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Caperton, WV

Average snowfall days in December - Caperton, WV
  • Average snowfall days in December: 11.2 days

The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Caperton, WV

Average daylight in December / Average sunshine in December - Caperton, WV
  • Average daylight in December: 9h and 4min

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 36min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in December
Caperton, WV

Average sunshine days in December - Caperton, WV
  • Average sunshine days in December: 11.3 days

The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is May (7.8 days).

Average UV index in December
Caperton, WV

Average UV index in December - Caperton, WV
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December
Caperton, WV

Average cloud cover in December - Caperton, WV
  • Average cloud cover in December: 61

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 38).

Average visibility in December
Caperton, WV

Average visibility in December - Caperton, WV
  • Average visibility in December: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).

Caperton, West Virginia, USA

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