December weather forecast
Mohrtown, WV

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Weather in December

The first month of the winter, December, is still a chilly month in Mohrtown, West Virginia, with an average temperature fluctuating between 31.3°F (-0.4°C) and 43.2°F (6.2°C).

Temperature

In December, the average high-temperature goes from a cool 52.5°F (11.4°C) in November to a frosty 43.2°F (6.2°C). December's average low-temperature reading settles at a freezing cold 31.3°F (-0.4°C).

Humidity

The average relative humidity in December is 81%.

Rainfall

In Mohrtown, in December, it is raining for 11.4 days, with typically 1.5" (38mm) of accumulated precipitation. Throughout the year, there are 149 rainfall days, and 16.26" (413mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Mohrtown, in December, snow falls for 6.5 days, with typically accumulated 1.1" (28mm) of snow. Throughout the year, there are 34 snowfall days, and 6.06" (154mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:28 am and sunset at 5:07 pm. On the last day of December, sunrise is at 7:46 am and sunset at 5:17 pm EST.

Sunshine

The average sunshine in December is 4.1h.

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 minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in December?

In Mohrtown, 43.2°F (6.2°C) is the average high-temperature and 31.3°F (-0.4°C) is the average low-temperature during December. The average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is evaluated at 95°F (35°C).

What is the average humidity in December?

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

How many days does it rain in December?

In Mohrtown, during December, the rain falls for 11.4 days and regularly aggregates up to 1.5" (38mm) of precipitation.

How much does it snow in December?

In Mohrtown, during December, snow falls for 6.5 days and regularly aggregates up to 1.1" (28mm) of snow.

What is the month with the shortest days?

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

How many hours of daylight does Mohrtown have in December?

In Mohrtown, the average day length in December is 9h and 31min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:28 am and sunset at 5:07 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:17 pm EST.

How many hours of sunshine does Mohrtown have in December?

In December, the average sunshine duration is 4.1h.

What are the months with the lowest UV index?

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

What is the UV index reading in December?

In December, the average daily maximum UV index in Mohrtown is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to 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
Mohrtown, WV

Average temperature in December - Mohrtown, WV
  • Average high temperature in December: 43.2°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in December: 31.3°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in December
Mohrtown, WV

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

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in December
Mohrtown, WV

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

The windiest month (with the highest average wind speed) is February (7mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in December
Mohrtown, WV

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

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (74%).

Average rainfall in December
Mohrtown, WV

Average rainfall in December - Mohrtown, WV
  • Average rainfall in December: 1.5"

The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is November (0.83").

Average rainfall days in December
Mohrtown, WV

Average rainfall days in December - Mohrtown, WV
  • Average rainfall days in December: 11.4 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in December
Mohrtown, WV

Average snowfall in December - Mohrtown, WV
  • Average snowfall in December: 1.1"

The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Mohrtown, WV

Average snowfall days in December - Mohrtown, WV
  • Average snowfall days in December: 6.5 days

The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Mohrtown, 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 1min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in December
Mohrtown, WV

Average sunshine days in December - Mohrtown, WV
  • Average sunshine days in December: 15.4 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (10.3 days).

Average UV index in December
Mohrtown, WV

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

The months with the highest UV index are May, June, July 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
Mohrtown, WV

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

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in December
Mohrtown, WV

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

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

Mohrtown, West Virginia, USA

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