December weather forecast
Mount Gay, WV

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Weather in December

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

Temperature

During the shift to December, Mount Gay records a mild decrease in average high-temperature, moving from a cool 53.2°F (11.8°C) in November to a frosty 45°F (7.2°C). Throughout December, Mount Gay witnesses a nighttime temperature average of 32.7°F (0.4°C).

Humidity

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

Rainfall

In Mount Gay, in December, it is raining for 13.7 days, with typically 3.23" (82mm) of accumulated precipitation. Throughout the year, in Mount Gay, there are 181.3 rainfall days, and 34.37" (873mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Mount Gay, West Virginia, are January through May, October through December. In December, in Mount Gay, it is snowing for 7.6 days. Throughout December, 3.58" (91mm) of snow is accumulated. Throughout the year, there are 38.9 snowfall days, and 17.48" (444mm) of snow is accumulated.

Daylight

The month with the shortest days 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, in Mount Gay, sunrise is at 7:43 am and sunset at 5:19 pm EST.

Sunshine

In December, the average sunshine 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 reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 2 during December leads to these advisories:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

What is the average December temperature in Mount Gay?

An average high-temperature, in December, in Mount Gay, is 45°F (7.2°C) and the average low-temperature is 32.7°F (0.4°C). The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 95°F (35°C).

What is the average humidity in December in Mount Gay?

In Mount Gay, West Virginia, the average relative humidity in December is 81%.

How much does it rain in Mount Gay in December?

In Mount Gay, West Virginia, during December, the rain falls for 13.7 days and regularly aggregates up to 3.23" (82mm) of precipitation.

How many days does it snow in December in Mount Gay?

In Mount Gay, West Virginia, in December, snow falls for 7.6 days, with typically accumulated 3.58" (91mm) of snow.

What is the month with the shortest days in Mount Gay?

December has the shortest days of the year in Mount Gay, with an average of 9h and 36min of daylight.

What is the average length of the day in December in Mount Gay?

In December, the average day length in Mount Gay is 9h and 36min.

When is the sunrise / sunset in December in Mount Gay?

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

How many hours of sunshine does Mount Gay have in December?

The average sunshine duration in December in Mount Gay is 4.3h.

What are the months with the lowest UV index in Mount Gay?

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

What is the UV index reading in December in Mount Gay?

In Mount Gay, West Virginia, 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 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
Mount Gay, WV

Average temperature in December - Mount Gay, 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
Mount Gay, WV

Average pressure in December - Mount Gay, 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
Mount Gay, WV

Average wind speed in December - Mount Gay, 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
Mount Gay, WV

Average humidity in December - Mount Gay, 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
Mount Gay, WV

Average rainfall in December - Mount Gay, 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
Mount Gay, WV

Average rainfall days in December - Mount Gay, 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
Mount Gay, WV

Average snowfall in December - Mount Gay, 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
Mount Gay, WV

Average snowfall days in December - Mount Gay, 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
Mount Gay, WV

Average daylight in December / Average sunshine in December - Mount Gay, 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
Mount Gay, WV

Average sunshine days in December - Mount Gay, 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
Mount Gay, WV

Average UV index in December - Mount Gay, 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
Mount Gay, WV

Average cloud cover in December - Mount Gay, 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
Mount Gay, WV

Average visibility in December - Mount Gay, 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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Mount Gay, West Virginia, USA

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