December weather forecast
Somerset, VA

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Weather in December

December, the first month of the winter in Somerset, is also a frosty month, with temperature in the range of an average high of 46.8°F (8.2°C) and an average low of 32.9°F (0.5°C).

Temperature

A mild drop in Somerset's average high-temperature is observed in December, transitioning from a fresh 54.7°F (12.6°C) in November to a frosty 46.8°F (8.2°C). Somerset records a mean low-temperature of 32.9°F (0.5°C) in December.

Humidity

December is the most humid month in Somerset, with an average relative humidity of 78%.

Rainfall

In Somerset, during December, the rain falls for 10.1 days and regularly aggregates up to 2.6" (66mm) of precipitation. Throughout the year, there are 154.2 rainfall days, and 28.54" (725mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Somerset, in December, during 1.9 snowfall days, 1.5" (38mm) of snow is typically accumulated. In Somerset, Virginia, during the entire year, snow falls for 15.3 days and aggregates up to 10.39" (264mm) of snow.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:11 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:03 pm EST.

Sunshine

The month with the least sunshine in Somerset is December, with an average of 5.4h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 2 in December translates into these instructions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
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Frequently asked questions

What is the usual temperature for Somerset in December?

The high-temperature, in December, in Somerset, records 46.8°F (8.2°C), while the low-temperature is 32.9°F (0.5°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 96.8°F (36°C).

What is the most humid month in Somerset?

With an average relative humidity of 78%, December is the most humid month in Somerset, Virginia.

What is the average humidity in December in Somerset?

The average relative humidity in December in Somerset is 78%.

How much does it rain in Somerset in December?

In Somerset, Virginia, in December, it is raining for 10.1 days, with typically 2.6" (66mm) of accumulated precipitation.

How many days does it snow in December in Somerset?

In Somerset, Virginia, in December, snow falls for 1.9 days, with typically accumulated 1.5" (38mm) of snow.

What is the month with the shortest days in Somerset?

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

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

In Somerset, Virginia, the average day length in December is 9h and 34min.

What time are sunrise and sunset in December in Somerset?

In December, on the first day of the month, sunrise is at 7:11 am and sunset at 4:53 pm. On the last day of the month, in Somerset, sunrise is at 7:29 am and sunset at 5:03 pm EST.

What is the month with the least sunshine in Somerset?

December has the least sunshine of the year in Somerset, with an average of 5.4h of sunshine.

How many hours of sunshine does Somerset have in December?

In Somerset, Virginia, the average sunshine duration in December is 5.4h.

When is the lowest UV index in Somerset?

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

How high is the UV index in December in Somerset?

In December, the average daily maximum UV index in Somerset is 2. A UV Index reading of 2, and below, represents 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
Somerset, VA

Average temperature in December - Somerset, VA
  • Average high temperature in December: 46.8°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (42.3°F).

  • Average low temperature in December: 32.9°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

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Average pressure in December
Somerset, VA

Average pressure in December - Somerset, 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 (29.96"Hg).

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Average wind speed in December
Somerset, VA

Average wind speed in December - Somerset, VA
  • Average wind speed in December: 5.3mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

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Average humidity in December
Somerset, VA

Average humidity in December - Somerset, VA
  • Average humidity in December: 78%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (71%).

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Average rainfall in December
Somerset, VA

Average rainfall in December - Somerset, VA
  • Average rainfall in December: 2.6"

The wettest month (with the highest rainfall) is April (2.99").
The driest month (with the least rainfall) is September (1.81").

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Average rainfall days in December
Somerset, VA

Average rainfall days in December - Somerset, VA
  • Average rainfall days in December: 10.1 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is November (8.9 days).

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Average snowfall in December
Somerset, VA

Average snowfall in December - Somerset, VA
  • Average snowfall in December: 1.5"

The month with the highest snowfall is January (2.91").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Somerset, VA

Average snowfall days in December - Somerset, VA
  • Average snowfall days in December: 1.9 days

The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Somerset, VA

Average daylight in December / Average sunshine in December - Somerset, VA
  • Average daylight in December: 9h and 4min

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 36min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in December
Somerset, VA

Average sunshine days in December - Somerset, VA
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is May (12.1 days).

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Average UV index in December
Somerset, VA

Average UV index in December - Somerset, VA
  • 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, November and December (UV index 2).

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Average cloud cover in December
Somerset, VA

Average cloud cover in December - Somerset, VA
  • Average cloud cover in December: 42

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in December
Somerset, VA

Average visibility in December - Somerset, VA
  • Average visibility in December: 5mi

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

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Somerset, Virginia, USA

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