December weather forecast
Big Run, WV

Share

Weather in December

The first month of the winter, December, is still a cold month in Big Run, West Virginia, with temperature in the range of an average high of 41.5°F (5.3°C) and an average low of 29.3°F (-1.5°C).

Temperature

Big Run experiences a temperature shift at the start of December, with average high-temperatures adjusting from a fresh 50.5°F (10.3°C) in November to an icy 41.5°F (5.3°C). Throughout December, an average nighttime temperature of 29.3°F (-1.5°C) is experienced.

Humidity

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

Rainfall

In Big Run, during December, the rain falls for 13.1 days and regularly aggregates up to 3.35" (85mm) of precipitation. In Big Run, West Virginia, during the entire year, the rain falls for 188.6 days and collects up to 39.17" (995mm) of precipitation.

Snowfall

Months with snowfall in Big Run are January through May, October through December. In Big Run, in December, during 10.7 snowfall days, 4.29" (109mm) of snow is typically accumulated. In Big Run, West Virginia, during the entire year, snow falls for 52.1 days and aggregates up to 24.21" (615mm) of snow.

Daylight

December has the shortest days of the year in Big Run, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:24 am and sunset at 4:58 pm. On the last day of December, in Big Run, sunrise is at 7:42 am and sunset at 5:08 pm EST.

Sunshine

In December, the average sunshine in Big Run is 3.5h.

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 of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold in Big Run?

An average high-temperature, in December, in Big Run, is 41.5°F (5.3°C) and the average low-temperature is 29.3°F (-1.5°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 87.8°F (31°C).

What is the average humidity in December in Big Run?

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

How much does it rain in Big Run in December?

In Big Run, during December, the rain falls for 13.1 days and regularly aggregates up to 3.35" (85mm) of precipitation.

How many days does it snow in December in Big Run?

In December, in Big Run, West Virginia, it is snowing for 10.7 days. Throughout December, 4.29" (109mm) of snow is accumulated.

What is the month with the shortest days in Big Run?

December has the shortest days of the year in Big Run, with an average of 9h and 24min of daylight.

How many hours of daylight does Big Run have in December?

In December, the average day length in Big Run, West Virginia, is 9h and 26min.

When is the sunrise / sunset in December in Big Run?

On the first day of December in Big Run, sunrise is at 7:24 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:08 pm EST.

How long on average sun shines in December in Big Run?

In Big Run, West Virginia, the average sunshine duration in December is 3.5h.

What are the months with the lowest UV index in Big Run?

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

How high is the UV index in December in Big Run?

The average daily maximum UV index in December in Big Run, West Virginia, is 2. A UV Index reading of 2, and below, represents a low health threat 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
Big Run, WV

Average temperature in December - Big Run, WV
  • Average high temperature in December: 41.5°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in December: 29.3°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in December
Big Run, WV

Average pressure in December - Big Run, WV
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in December
Big Run, WV

Average wind speed in December - Big Run, WV
  • Average wind speed in December: 6.3mph

The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in December
Big Run, WV

Average humidity in December - Big Run, WV
  • Average humidity in December: 82%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (77%).

Average rainfall in December
Big Run, WV

Average rainfall in December - Big Run, WV
  • Average rainfall in December: 3.35"

The wettest month (with the highest rainfall) is May (4.53").
The driest month (with the least rainfall) is November (2.24").

Average rainfall days in December
Big Run, WV

Average rainfall days in December - Big Run, WV
  • Average rainfall days in December: 13.1 days

The month with the highest number of rainy days is May (21.3 days).
The month with the least rainy days is January (10.8 days).

Average snowfall in December
Big Run, WV

Average snowfall in December - Big Run, WV
  • Average snowfall in December: 4.29"

The month with the highest snowfall is February (6.18").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Big Run, WV

Average snowfall days in December - Big Run, WV
  • Average snowfall days in December: 10.7 days

The month with the highest number of snowfall days is January (15 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Big Run, WV

Average daylight in December / Average sunshine in December - Big Run, WV
  • Average daylight in December: 9h and 2min

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 24min).

  • Average sunshine in December: 3h and 3min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

Average sunshine days in December
Big Run, WV

Average sunshine days in December - Big Run, WV
  • Average sunshine days in December: 10.8 days

The month with the most sunshine days is November (15.4 days).
The month with the least sunshine days is May (7.8 days).

Average UV index in December
Big Run, WV

Average UV index in December - Big Run, WV
  • Average UV index in December: 2

The months with the highest UV index are May and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Big Run, WV

Average cloud cover in December - Big Run, WV
  • Average cloud cover in December: 64

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in December
Big Run, WV

Average visibility in December - Big Run, 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).

Big Run, West Virginia, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location