December weather forecast
Bolair, WV

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Weather in December

The first month of the winter, December, is also an icy month in Bolair, West Virginia, with an average temperature varying between 28.2°F (-2.1°C) and 40.6°F (4.8°C).

Temperature

Bolair in December undergoes a slight reduction in the average high-temperature, shifting from November's frosty 48.7°F (9.3°C) to a cold 40.6°F (4.8°C). In Bolair, the December nights cool down to an average low of 28.2°F (-2.1°C).

Humidity

The average relative humidity in December in Bolair is 83%.

Rainfall

In Bolair, in December, it is raining for 12.5 days, with typically 3.7" (94mm) of accumulated precipitation. Throughout the year, in Bolair, there are 197.5 rainfall days, and 41.61" (1057mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In December, in Bolair, it is snowing for 11.4 days. Throughout December, 7.64" (194mm) of snow is accumulated. In Bolair, during the entire year, snow falls for 59.4 days and aggregates up to 37.4" (950mm) of snow.

Daylight

December has the shortest days of the year in Bolair, with an average of 9h and 30min of daylight.
On the first day of December in Bolair, sunrise is at 7:20 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 5:11 pm EST.

Sunshine

The average sunshine in December is 4.3h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.
Note: An average maximum UV index of 2 in December leads to these recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold in Bolair?

The high-temperature, in December, in Bolair, records 40.6°F (4.8°C), while the low-temperature is 28.2°F (-2.1°C).

What is the average humidity in December in Bolair?

In Bolair, West Virginia, the average relative humidity in December is 83%.

How much does it rain in Bolair in December?

In December, in Bolair, West Virginia, the rain falls for 12.5 days. Throughout December, 3.7" (94mm) of precipitation is accumulated.

How much does it snow in Bolair in December?

In Bolair, in December, snow falls for 11.4 days, with typically accumulated 7.64" (194mm) of snow.

What is the month with the shortest days in Bolair?

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

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

The average day length in December in Bolair is 9h and 32min.

When is the sunrise / sunset in December in Bolair?

In December, on the first day of the month, sunrise is at 7:20 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 5:11 pm EST.

How many hours of sunshine does Bolair have in December?

In December, the average sunshine duration in Bolair, West Virginia, is 4.3h.

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

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

How high is the UV index in December in Bolair?

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 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
Bolair, WV

Average temperature in December - Bolair, WV
  • Average high temperature in December: 40.6°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (34.9°F).

  • Average low temperature in December: 28.2°F

The month with the highest average low temperature is July (57.9°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in December
Bolair, WV

Average pressure in December - Bolair, 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
Bolair, WV

Average wind speed in December - Bolair, WV
  • Average wind speed in December: 7.1mph

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in December
Bolair, WV

Average humidity in December - Bolair, WV
  • Average humidity in December: 83%

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are June, July and November (79%).

Average rainfall in December
Bolair, WV

Average rainfall in December - Bolair, WV
  • Average rainfall in December: 3.7"

The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is September (2.13").

Average rainfall days in December
Bolair, WV

Average rainfall days in December - Bolair, WV
  • Average rainfall days in December: 12.5 days

The month with the highest number of rainy days is May (23.4 days).
The month with the least rainy days is January (11.4 days).

Average snowfall in December
Bolair, WV

Average snowfall in December - Bolair, WV
  • Average snowfall in December: 7.64"

The month with the highest snowfall is February (8.62").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Bolair, WV

Average snowfall days in December - Bolair, WV
  • Average snowfall days in December: 11.4 days

The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Bolair, WV
  • Average daylight in December: 9h and 3min

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 30min).

  • Average sunshine in December: 4h and 2min

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

Average sunshine days in December
Bolair, WV

Average sunshine days in December - Bolair, WV
  • Average sunshine days in December: 10 days

The month with the most sunshine days is October (14.6 days).
The month with the least sunshine days is May (5.9 days).

Average UV index in December
Bolair, WV

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

Average cloud cover in December
Bolair, WV

Average cloud cover in December - Bolair, WV
  • Average cloud cover in December: 60

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 38).

Average visibility in December
Bolair, WV

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

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

Bolair, West Virginia, USA

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