December weather forecast
Casanova, VA

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Weather in December

The first month of the winter, December, is still a chilly month in Casanova, Virginia, with temperature in the range of an average low of 32°F (0°C) and an average high of 45.5°F (7.5°C).

Temperature

December is marked by a subtle drop in average high-temperatures, transitioning from a fresh 54°F (12.2°C) in November to a frosty 45.5°F (7.5°C). In Casanova, December nights cool down to an average of 32°F (0°C).

Humidity

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

Rainfall

In Casanova, during December, the rain falls for 10.5 days and regularly aggregates up to 2.6" (66mm) of precipitation. In Casanova, during the entire year, the rain falls for 160.5 days and collects up to 29.92" (760mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. In December, it is snowing for 3.3 days. Throughout December, 2.13" (54mm) of snow is accumulated. Throughout the year, there are 20.3 snowfall days, and 13.07" (332mm) of snow is accumulated.

Daylight

The month with the shortest days in Casanova is December, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:10 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:59 pm EST.

Sunshine

With an average of 5.3h of sunshine, December has the least sunshine of the year in Casanova.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Frequently asked questions

What is the temperature in December in Casanova?

The average high-temperature, in December, in Casanova, is 45.5°F (7.5°C), while the average low-temperature is 32°F (0°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is evaluated at 93.2°F (34°C).

What is the most humid month in Casanova?

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

What is the average humidity in December in Casanova?

In Casanova, Virginia, the average relative humidity in December is 78%.

How much does it rain in Casanova in December?

In Casanova, Virginia, in December, during 10.5 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

How much does it snow in Casanova in December?

In Casanova, Virginia, in December, during 3.3 snowfall days, 2.13" (54mm) of snow is typically accumulated.

What is the month with the shortest days in Casanova?

December has the shortest days of the year in Casanova, Virginia, with an average of 9h and 30min of daylight.

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

In December, the average day length in Casanova is 9h and 31min.

When is the sunrise / sunset in December in Casanova?

On the first day of December in Casanova, sunrise is at 7:10 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:59 pm EST.

What is the month with the least sunshine in Casanova?

With an average of 5.3h of sunshine, December has the least sunshine of the year.

How many hours of sunshine does Casanova have in December?

In December, the average sunshine duration in Casanova is 5.3h.

What are the months with the lowest UV index in Casanova?

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

What is the UV index reading in December in Casanova?

In December, the average daily maximum UV index in Casanova, Virginia, is 2. A UV Index of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
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
Casanova, VA

Average temperature in December - Casanova, VA
  • Average high temperature in December: 45.5°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in December: 32°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in December
Casanova, VA

Average pressure in December - Casanova, VA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
Casanova, VA

Average wind speed in December - Casanova, VA
  • Average wind speed in December: 5.8mph

The windiest months (with the highest average wind speed) are March and April (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

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Average humidity in December
Casanova, VA

Average humidity in December - Casanova, 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 (72%).

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Average rainfall in December
Casanova, VA

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

The wettest month (with the highest rainfall) is August (3.27").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in December
Casanova, VA

Average rainfall days in December - Casanova, VA
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall in December
Casanova, VA

Average snowfall in December - Casanova, VA
  • Average snowfall in December: 2.13"

The month with the highest snowfall is January (3.74").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in December
Casanova, VA

Average snowfall days in December - Casanova, VA
  • Average snowfall days in December: 3.3 days

The month with the highest number of snowfall days is January (6.2 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
Casanova, VA

Average daylight in December / Average sunshine in December - Casanova, VA
  • Average daylight in December: 9h and 3min

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 30min).

  • 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 18min).

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Average sunshine days in December
Casanova, VA

Average sunshine days in December - Casanova, VA
  • Average sunshine days in December: 17 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.7 days).

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Average UV index in December
Casanova, VA

Average UV index in December - Casanova, 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
Casanova, VA

Average cloud cover in December - Casanova, VA
  • Average cloud cover in December: 44

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in December
Casanova, VA

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

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

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Casanova, Virginia, USA

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