December weather forecast
Welch, West VA

Weather in December

December, the first month of the winter in Welch, is also a frosty month, with temperature in the range of an average high of 44.4°F (6.9°C) and an average low of 31.1°F (-0.5°C).

Temperature

In Welch, West Virginia, the average high-temperature in December marginally drops from a fresh 52.5°F (11.4°C) in November to a frosty 44.4°F (6.9°C). The average low-temperature, in Welch, West Virginia, is 31.1°F (-0.5°C).

Humidity

The average relative humidity in December is 81%.

Rainfall

In Welch, during December, the rain falls for 11.6 days and regularly aggregates up to 2.8" (71mm) of precipitation. In Welch, during the entire year, the rain falls for 172.5 days and collects up to 29.41" (747mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. The month with the most snowfall is December, when snow falls for 7.8 days and typically aggregates up to 4.41" (112mm) of snow.

Daylight

December has the shortest days of the year in Welch, with an average of 9h and 38min of daylight.
On the first day of December, sunrise is at 7:21 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:18 pm EST.

Sunshine

In Welch, the average sunshine in December is 4.7h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 2 in December transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in Welch?

The average high-temperature, in December, in Welch, is 44.4°F (6.9°C), while the average low-temperature is 31.1°F (-0.5°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in August is calculated to be 87.8°F (31°C).

What is the average humidity in December in Welch?

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

How much does it rain in Welch in December?

In Welch, West Virginia, in December, it is raining for 11.6 days, with typically 2.8" (71mm) of accumulated precipitation.

When does it snow the most in Welch?

December is the month with the most snowfall in Welch. Snow falls for 7.8 days and accumulates 4.41" (112mm) of snow.

How many days does it snow in December in Welch?

In Welch, in December, snow falls for 7.8 days, with typically accumulated 4.41" (112mm) of snow.

What is the month with the shortest days in Welch?

The month with the shortest days is December, with an average of 9h and 38min of daylight.

What is the average length of the day in December in Welch?

In Welch, the average day length in December is 9h and 38min.

What time are sunrise and sunset in December in Welch?

On the first day of December in Welch, sunrise is at 7:21 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:18 pm EST.

How many hours of sunshine does Welch have in December?

The average sunshine duration in December in Welch is 4.7h.

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

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

How high is the UV index in December in Welch?

In December, the average daily maximum UV index in Welch, West Virginia, is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Welch, West VA

Average temperature in December - Welch, West VA
  • Average high temperature in December: 44.4°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (39.2°F).

  • Average low temperature in December: 31.1°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (25°F).

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Average pressure in December
Welch, West VA

Average pressure in December - Welch, West VA
  • 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 (29.99"Hg).

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Average wind speed in December
Welch, West VA

Average wind speed in December - Welch, West VA
  • Average wind speed in December: 6.5mph

The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in December
Welch, West VA

Average humidity in December - Welch, West VA
  • Average humidity in December: 81%

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

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Average rainfall in December
Welch, West VA

Average rainfall in December - Welch, West VA
  • Average rainfall in December: 2.8"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.54").

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Average rainfall days in December
Welch, West VA

Average rainfall days in December - Welch, West VA
  • Average rainfall days in December: 11.6 days

The month with the highest number of rainy days is May (19.7 days).
The months with the least rainy days are January and November (10.1 days).

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Average snowfall in December
Welch, West VA

Average snowfall in December - Welch, West VA
  • Average snowfall in December: 4.41"

The month with the highest snowfall is December (4.41").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Welch, West VA

Average snowfall days in December - Welch, West VA
  • Average snowfall days in December: 7.8 days

The month with the highest number of snowfall days is January (10.5 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
Welch, West VA

Average daylight in December / Average sunshine in December - Welch, West VA
  • Average daylight in December: 9h and 38min

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 38min).

  • Average sunshine in December: 4h and 42min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in December
Welch, West VA

Average sunshine days in December - Welch, West VA
  • Average sunshine days in December: 13.8 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is May (9.2 days).

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Average UV index in December
Welch, West VA

Average UV index in December - Welch, West VA
  • Average UV index in December: 2

The months with the highest UV index are June 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
Welch, West VA

Average cloud cover in December - Welch, West VA
  • Average cloud cover in December: 55

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are June and August (Cloud cover 36).

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Average visibility in December
Welch, West VA

Average visibility in December - Welch, West VA
  • 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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