December weather forecast
Mullens, WV

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Weather in December

The first month of the winter, December, is also a frosty month in Mullens, West Virginia, with an average temperature fluctuating between 30.7°F (-0.7°C) and 43.5°F (6.4°C).

Temperature

With the onset of December, the average high-temperature subtly recedes from November's cool 52°F (11.1°C) to a chilly 43.5°F (6.4°C). Throughout the month of December, the average temperature dips to a subzero cold 30.7°F (-0.7°C) at night.

Humidity

The average relative humidity in December is 81%.

Rainfall

In December, the rain falls for 12.4 days. Throughout December, 3.15" (80mm) of precipitation is accumulated. Throughout the year, there are 180.7 rainfall days, and 32.24" (819mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In December, it is snowing for 10.5 days. Throughout December, 5.55" (141mm) of snow is accumulated. Throughout the year, there are 50.3 snowfall days, and 27.09" (688mm) of snow is accumulated.

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 5:07 pm. On the last day of December, sunrise is at 7:40 am and sunset at 5:17 pm EST.

Sunshine

In Mullens, the average sunshine in December is 4.6h.

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 estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.

Frequently asked questions

How cold does it get in December?

In Mullens, in December, the average high-temperature is 43.5°F (6.4°C), and the average low-temperature is 30.7°F (-0.7°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is computed to be 87.8°F (31°C).

What is the average humidity in December?

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

How many days does it rain in December?

In Mullens, in December, it is raining for 12.4 days, with typically 3.15" (80mm) of accumulated precipitation.

How much does it snow in December?

In Mullens, in December, snow falls for 10.5 days, with typically accumulated 5.55" (141mm) of snow.

What is the month with the shortest days?

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

How many hours of daylight does Mullens have in December?

In Mullens, the average day length in December is 9h and 37min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:22 am and sunset at 5:07 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:17 pm EST.

How long on average sun shines in December?

In Mullens, the average sunshine duration in December is 4.6h.

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 estimate of 2, and below, represents a low health risk 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
Mullens, WV

Average temperature in December - Mullens, WV
  • Average high temperature in December: 43.5°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (38.3°F).

  • Average low temperature in December: 30.7°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure in December
Mullens, WV

Average pressure in December - Mullens, 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
Mullens, WV

Average wind speed in December - Mullens, WV
  • Average wind speed in December: 6.6mph

The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in December
Mullens, WV

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

The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are June, July, August and November (77%).

Average rainfall in December
Mullens, WV

Average rainfall in December - Mullens, WV
  • Average rainfall in December: 3.15"

The wettest months (with the highest rainfall) are February and May (3.43").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in December
Mullens, WV

Average rainfall days in December - Mullens, WV
  • Average rainfall days in December: 12.4 days

The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is November (11.3 days).

Average snowfall in December
Mullens, WV

Average snowfall in December - Mullens, WV
  • Average snowfall in December: 5.55"

The month with the highest snowfall is February (6.02").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Mullens, WV

Average snowfall days in December - Mullens, WV
  • Average snowfall days in December: 10.5 days

The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Mullens, 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
Mullens, WV

Average sunshine days in December - Mullens, WV
  • Average sunshine days in December: 11.7 days

The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is February (8.3 days).

Average UV index in December
Mullens, WV

Average UV index in December - Mullens, 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, November and December (UV index 2).

Average cloud cover in December
Mullens, WV

Average cloud cover in December - Mullens, WV
  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in December
Mullens, WV

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

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

Mullens, West Virginia, USA

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