December weather forecast
Windsor, VA

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Weather in December

The first month of the winter, December, is still a cool month in Windsor, Virginia, with an average temperature varying between 38.5°F (3.6°C) and 52°F (11.1°C).

Temperature

December witnesses a gentle descent in average high-temperature, descending from November's moderate 58.5°F (14.7°C) to a fresh 52°F (11.1°C). During December, Windsor sees a mean low-temperature of 38.5°F (3.6°C).

Humidity

The months with the highest humidity in Windsor are May and December, with an average relative humidity of 79%.

Rainfall

In December, in Windsor, the rain falls for 9 days. Throughout December, 1.06" (27mm) of precipitation is accumulated. In Windsor, during the entire year, the rain falls for 132.2 days and collects up to 14.61" (371mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. In Windsor, in December, during 0.5 snowfall days, 0.12" (3mm) of snow is typically accumulated. Throughout the year, in Windsor, there are 4.8 snowfall days, and 1.38" (35mm) of snow is accumulated.

Daylight

The month with the shortest days in Windsor is December, with an average of 9h and 42min of daylight.
On the first day of December in Windsor, sunrise is at 7:01 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:01 pm EST.

Sunshine

The average sunshine in December is 5.5h.

UV index

In December, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index, 3 during December, leads to the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
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Frequently asked questions

What are the temperatures in Windsor in December?

In Windsor, 52°F (11.1°C) is the average high-temperature and 38.5°F (3.6°C) is the average low-temperature during December. In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is calculated to be 98.6°F (37°C).

What are the most humid months in Windsor?

The months with the highest humidity in Windsor are May and December, with an average relative humidity of 79%.

What is the average humidity in December in Windsor?

The average relative humidity in December in Windsor, Virginia, is 79%.

How many days does it rain in December in Windsor?

In Windsor, Virginia, in December, it is raining for 9 days, with typically 1.06" (27mm) of accumulated precipitation.

How much does it snow in Windsor in December?

In Windsor, in December, during 0.5 snowfall days, 0.12" (3mm) of snow is typically accumulated.

What is the month with the shortest days in Windsor?

With an average of 9h and 42min of daylight, December has the shortest days of the year in Windsor.

How many hours of daylight does Windsor have in December?

In Windsor, Virginia, the average day length in December is 9h and 41min.

What time are sunrise and sunset in December in Windsor?

In December, on the first day of the month, sunrise is at 7:01 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:01 pm EST.

How many hours of sunshine does Windsor have in December?

In December, the average sunshine duration in Windsor, Virginia, is 5.5h.

What is the UV index reading in December in Windsor?

In December, the average daily maximum UV index in Windsor, Virginia, is 3. A UV Index of 3 to 5 symbolizes a medium 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
Windsor, VA

Average temperature in December - Windsor, VA
  • Average high temperature in December: 52°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (46.6°F).

  • Average low temperature in December: 38.5°F

The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (32.7°F).

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Average pressure in December
Windsor, VA

Average pressure in December - Windsor, VA
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in December
Windsor, VA

Average wind speed in December - Windsor, VA
  • Average wind speed in December: 7.2mph

The windiest month (with the highest average wind speed) is April (8.9mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in December
Windsor, VA

Average humidity in December - Windsor, VA
  • Average humidity in December: 79%

The months with the highest relative humidity are May and December (79%).
The months with the lowest relative humidity are April and July (75%).

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Average rainfall in December
Windsor, VA

Average rainfall in December - Windsor, VA
  • Average rainfall in December: 1.06"

The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is November (0.91").

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Average rainfall days in December
Windsor, VA

Average rainfall days in December - Windsor, VA
  • Average rainfall days in December: 9 days

The month with the highest number of rainy days is July (14.8 days).
The month with the least rainy days is November (7.6 days).

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Average snowfall in December
Windsor, VA

Average snowfall in December - Windsor, VA
  • Average snowfall in December: 0.12"

The month with the highest snowfall is February (0.63").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Windsor, VA

Average snowfall days in December - Windsor, VA
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is January (2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 5h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).

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Average sunshine days in December
Windsor, VA

Average sunshine days in December - Windsor, VA
  • Average sunshine days in December: 20.2 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is July (13.1 days).

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Average UV index in December
Windsor, VA

Average UV index in December - Windsor, VA
  • Average UV index in December: 3

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in December
Windsor, VA

Average cloud cover in December - Windsor, VA
  • Average cloud cover in December: 41

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in December
Windsor, VA

Average visibility in December - Windsor, VA
  • Average visibility in December: 6mi

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

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Windsor, Virginia, USA

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