December weather forecast
Moundsville, West VA

Weather in December

December, the first month of the winter in Moundsville, is still a cold month, with an average temperature fluctuating between 28.8°F (-1.8°C) and 40.5°F (4.7°C).

Temperature

In Moundsville, the average high-temperature in December drops from a chilly 49.6°F (9.8°C) in November to a cold 40.5°F (4.7°C). In Moundsville, the average low-temperature is 28.8°F (-1.8°C).

Humidity

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

Rainfall

In Moundsville, it is raining for 13.1 days, with typically 3.11" (79mm) of accumulated precipitation. In Moundsville, during the entire year, the rain falls for 186.2 days and collects up to 35.16" (893mm) of precipitation.

Snowfall

Months with snowfall in Moundsville are January through April, November and December. In December, in Moundsville, it is snowing for 10.4 days. Throughout December, 3.19" (81mm) of snow is accumulated. In Moundsville, during the entire year, snow falls for 50.6 days and aggregates up to 19.13" (486mm) of snow.

Daylight

With an average of 9h and 23min of daylight, December has the shortest days of the year in Moundsville.
On the first day of December, sunrise is at 7:25 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 5:07 pm EST.

Sunshine

In Moundsville, the average sunshine in December is 3.6h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. 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: The average daily UV index of 1 in December transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in December in Moundsville?

In December, in Moundsville, West Virginia, the average high-temperature is 40.5°F (4.7°C), and the average low-temperature is 28.8°F (-1.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 89.6°F (32°C).

What is the average humidity in December in Moundsville?

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

How much does it rain in Moundsville in December?

In December, the rain falls for 13.1 days. Throughout December, 3.11" (79mm) of precipitation is accumulated.

How much does it snow in Moundsville in December?

In Moundsville, West Virginia, in December, snow falls for 10.4 days, with typically accumulated 3.19" (81mm) of snow.

What is the month with the shortest days in Moundsville?

The month with the shortest days in Moundsville, West Virginia, is December, with an average of 9h and 23min of daylight.

How many hours of daylight does Moundsville have in December?

The average day length in December in Moundsville, West Virginia, is 9h and 23min.

When are sunrise and sunset in December in Moundsville?

In December, on the first day of the month, sunrise is at 7:25 am and sunset at 4:58 pm. On the last day of the month, in Moundsville, West Virginia, sunrise is at 7:44 am and sunset at 5:07 pm EST.

How many hours of sunshine does Moundsville have in December?

In Moundsville, West Virginia, the average sunshine duration in December is 3.6h.

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

The month with the lowest UV index in Moundsville, West Virginia, is December, with an average maximum UV index of 1.

What is the UV index reading in December in Moundsville?

The average daily maximum UV index in December in Moundsville, West Virginia, is 1. A UV Index of 2, and less, symbolizes 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
Moundsville, West VA

Average temperature in December - Moundsville, West VA
  • Average high temperature in December: 40.5°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34.5°F).

  • Average low temperature in December: 28.8°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).

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Average pressure in December
Moundsville, West VA

Average pressure in December - Moundsville, West VA
  • 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 (29.95"Hg).

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Average wind speed in December
Moundsville, West VA

Average wind speed in December - Moundsville, West VA
  • Average wind speed in December: 6.8mph

The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

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Average humidity in December
Moundsville, West VA

Average humidity in December - Moundsville, West VA
  • Average humidity in December: 83%

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

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Average rainfall in December
Moundsville, West VA

Average rainfall in December - Moundsville, West VA
  • Average rainfall in December: 3.11"

The wettest month (with the highest rainfall) is April (3.7").
The driest month (with the least rainfall) is September (2.13").

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Average rainfall days in December
Moundsville, West VA

Average rainfall days in December - Moundsville, West VA
  • Average rainfall days in December: 13.1 days

The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is November (11.3 days).

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Average snowfall in December
Moundsville, West VA

Average snowfall in December - Moundsville, West VA
  • Average snowfall in December: 3.19"

The month with the highest snowfall is January (5.31").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Moundsville, West VA

Average snowfall days in December - Moundsville, West VA
  • Average snowfall days in December: 10.4 days

The month with the highest number of snowfall days is January (15.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Moundsville, West VA

Average daylight in December / Average sunshine in December - Moundsville, West VA
  • Average daylight in December: 9h and 23min

The month with the longest days is June (Average daylight: 14h and 58min).
The month with the shortest days is December (Average daylight: 9h and 23min).

  • Average sunshine in December: 3h and 36min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in December
Moundsville, West VA

Average sunshine days in December - Moundsville, West VA
  • Average sunshine days in December: 10.5 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (8.4 days).

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Average UV index in December
Moundsville, West VA

Average UV index in December - Moundsville, West VA
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
Moundsville, West VA

Average cloud cover in December - Moundsville, West VA
  • Average cloud cover in December: 63

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in December
Moundsville, West VA

Average visibility in December - Moundsville, West VA
  • 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).

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