December weather forecast
Coalwood, WV

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Weather in December

The first month of the winter, December, is still a chilly month in Coalwood, West Virginia, with temperature in the range of an average low of 31.1°F (-0.5°C) and an average high of 44.4°F (6.9°C).

Temperature

December ushers in a minor alteration in Coalwood's climate, with the average high-temperature moving from November's fresh 52.5°F (11.4°C) to a chilly 44.4°F (6.9°C). In Coalwood, December nights cool down to an average of 31.1°F (-0.5°C).

Humidity

The average relative humidity in December is 81%.

Rainfall

In Coalwood, in December, during 11.6 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. Throughout the year, there are 172.5 rainfall days, and 29.41" (747mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. December is the month with the most snowfall in Coalwood. Snow falls for 7.8 days and accumulates 4.41" (112mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 7:22 am and sunset at 5:09 pm. On the last day of December, sunrise is at 7:40 am and sunset at 5:19 pm EST.

Sunshine

In December, the average sunshine is 4.7h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold?

Coalwood in December has an average high-temperature of 44.4°F (6.9°C) and an average low-temperature of 31.1°F (-0.5°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, is calculated to be 87.8°F (31°C).

What is the average humidity in December?

In Coalwood, the average relative humidity in December is 81%.

How many days does it rain in December?

In Coalwood, in December, it is raining for 11.6 days, with typically 2.8" (71mm) of accumulated precipitation.

When does it snow the most?

December is the month with the most snowfall. Snow falls for 7.8 days and accumulates 4.41" (112mm) of snow.

How many days does it snow in December?

In Coalwood, in December, during 7.8 snowfall days, 4.41" (112mm) of snow is typically accumulated.

What is the month with the shortest days?

The month with the shortest days in Coalwood is December, with an average of 9h and 36min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 38min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:22 am and sunset at 5:09 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:19 pm EST.

How many hours of sunshine does Coalwood have in December?

In Coalwood, the average sunshine duration in December is 4.7h.

What are the months with the lowest UV index?

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

What is the UV index reading in December?

In Coalwood, the average daily maximum UV index in December is 2. A UV Index reading 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
Coalwood, WV

Average temperature in December - Coalwood, WV
  • Average high temperature in December: 44.4°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (39.2°F).

  • Average low temperature in December: 31.1°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (25°F).

Average pressure in December
Coalwood, WV

Average pressure in December - Coalwood, 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 (29.99"Hg).

Average wind speed in December
Coalwood, WV

Average wind speed in December - Coalwood, WV
  • Average wind speed in December: 6.5mph

The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in December
Coalwood, WV

Average humidity in December - Coalwood, WV
  • Average humidity in December: 81%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are July, August and November (76%).

Average rainfall in December
Coalwood, WV

Average rainfall in December - Coalwood, WV
  • Average rainfall in December: 2.8"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in December
Coalwood, WV

Average rainfall days in December - Coalwood, WV
  • Average rainfall days in December: 11.6 days

The month with the highest number of rainy days is May (19.7 days).
The months with the least rainy days are January and November (10.1 days).

Average snowfall in December
Coalwood, WV

Average snowfall in December - Coalwood, WV
  • Average snowfall in December: 4.41"

The month with the highest snowfall is December (4.41").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Coalwood, WV

Average snowfall days in December - Coalwood, WV
  • Average snowfall days in December: 7.8 days

The month with the highest number of snowfall days is January (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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: 4h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in December
Coalwood, WV

Average sunshine days in December - Coalwood, WV
  • Average sunshine days in December: 13.8 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is May (9.2 days).

Average UV index in December
Coalwood, WV

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

The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in December
Coalwood, WV

Average cloud cover in December - Coalwood, WV
  • Average cloud cover in December: 55

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are June and August (Cloud cover 36).

Average visibility in December
Coalwood, WV

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

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

Coalwood, West Virginia, USA

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