December weather forecast
Monitor, WV

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Weather in December

December, the first month of the winter in Monitor, is also a frosty month, with temperature in the range of an average high of 45°F (7.2°C) and an average low of 32.7°F (0.4°C).

Temperature

In Monitor, the average high-temperature in December slightly decreases from a fresh 53.2°F (11.8°C) in November to a frosty 45°F (7.2°C). Monitor usually reports an average low-temperature of 32.7°F (0.4°C) during the month of December.

Humidity

In December, the average relative humidity is 81%.

Rainfall

In Monitor, during December, the rain falls for 13.7 days and regularly aggregates up to 3.23" (82mm) of precipitation. Throughout the year, there are 181.3 rainfall days, and 34.37" (873mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Monitor, in December, snow falls for 7.6 days, with typically accumulated 3.58" (91mm) of snow. Throughout the year, in Monitor, there are 38.9 snowfall days, and 17.48" (444mm) of snow is accumulated.

Daylight

The month with the shortest days in Monitor is December, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 7:25 am and sunset at 5:09 pm. On the last day of December, sunrise is at 7:43 am and sunset at 5:19 pm EST.

Sunshine

In Monitor, the average sunshine in December is 4.3h.

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 value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 2 during December leads to these advisories:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation around mid-day is intense; avoid the Sun and stay safe. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
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Frequently asked questions

What is the average December temperature in Monitor?

The high-temperature during December is 45°F (7.2°C) and the low-temperature is 32.7°F (0.4°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is calculated to be 95°F (35°C).

What is the average humidity in December in Monitor?

The average relative humidity in December is 81%.

How many days does it rain in December in Monitor?

In Monitor, West Virginia, in December, it is raining for 13.7 days, with typically 3.23" (82mm) of accumulated precipitation.

How much does it snow in Monitor in December?

In December, in Monitor, it is snowing for 7.6 days. Throughout December, 3.58" (91mm) of snow is accumulated.

What is the month with the shortest days in Monitor?

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

How many hours of daylight does Monitor have in December?

The average day length in December in Monitor is 9h and 36min.

When is the sunrise / sunset in December in Monitor?

In December, on the first day of the month, sunrise is at 7:25 am and sunset at 5:09 pm. On the last day of the month, in Monitor, sunrise is at 7:43 am and sunset at 5:19 pm EST.

How many hours of sunshine does Monitor have in December?

In Monitor, the average sunshine duration in December is 4.3h.

When is the lowest UV index in Monitor?

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

What is the UV index intensity in December in Monitor?

In Monitor, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Monitor, WV

Average temperature in December - Monitor, WV
  • Average high temperature in December: 45°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in December: 32.7°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in December
Monitor, WV

Average pressure in December - Monitor, 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).

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Average wind speed in December
Monitor, WV

Average wind speed in December - Monitor, WV
  • Average wind speed in December: 6mph

The windiest months (with the highest average wind speed) are January, February and April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity in December
Monitor, WV

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

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April, June, July, August and November (76%).

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Average rainfall in December
Monitor, WV

Average rainfall in December - Monitor, WV
  • Average rainfall in December: 3.23"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in December
Monitor, WV

Average rainfall days in December - Monitor, WV
  • Average rainfall days in December: 13.7 days

The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is November (10.8 days).

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Average snowfall in December
Monitor, WV

Average snowfall in December - Monitor, WV
  • Average snowfall in December: 3.58"

The month with the highest snowfall is January (4.53").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Monitor, WV

Average snowfall days in December - Monitor, WV
  • Average snowfall days in December: 7.6 days

The month with the highest number of snowfall days is January (11.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Monitor, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in December
Monitor, WV

Average sunshine days in December - Monitor, WV
  • Average sunshine days in December: 11.5 days

The months with the most sunshine days are October and November (17 days).
The month with the least sunshine days is February (8.8 days).

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Average UV index in December
Monitor, WV

Average UV index in December - Monitor, 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).

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Average cloud cover in December
Monitor, WV

Average cloud cover in December - Monitor, 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 33).

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Average visibility in December
Monitor, WV

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

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

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Monitor, West Virginia, USA

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