December weather forecast
Graves, VA

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Weather in December

December, the first month of the winter in Graves, is still a chilly month, with an average temperature varying between 32°F (0°C) and 45.1°F (7.3°C).

Temperature

Graves in December experiences a gentle temperature dip, with average high-temperatures reducing from a fresh 53.6°F (12°C) in November to a chilly 45.1°F (7.3°C). During December, Graves records a consistent average nighttime temperature of 32°F (0°C).

Humidity

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

Rainfall

In Graves, in December, during 10.5 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. In Graves, Virginia, during the entire year, the rain falls for 158.1 days and collects up to 31.46" (799mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Graves, in December, snow falls for 2.7 days, with typically accumulated 1.97" (50mm) of snow. Throughout the year, in Graves, there are 16.7 snowfall days, and 12.28" (312mm) of snow is accumulated.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year in Graves.
On the first day of December, sunrise is at 7:10 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:57 pm EST.

Sunshine

The months with the least sunshine are January, February and December, with an average of 5h of sunshine.

UV index

The months with the lowest UV index in Graves, Virginia, are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: A typical high UV index of 2 in December suggests the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

What is the temperature in December in Graves?

An average high-temperature, in December, in Graves, is 45.1°F (7.3°C) and the average low-temperature is 32°F (0°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, is appraised at 95°F (35°C).

What is the most humid month in Graves?

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

What is the average humidity in December in Graves?

The average relative humidity in December is 78%.

How much does it rain in Graves in December?

In Graves, in December, during 10.5 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

How many days does it snow in December in Graves?

In Graves, in December, snow falls for 2.7 days, with typically accumulated 1.97" (50mm) of snow.

What is the month with the shortest days in Graves?

The month with the shortest days in Graves, Virginia, is December, with an average of 9h and 30min of daylight.

How many hours of daylight does Graves have in December?

In Graves, Virginia, the average day length in December is 9h and 29min.

When is the sunrise / sunset in December in Graves?

On the first day of December in Graves, Virginia, sunrise is at 7:10 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:57 pm EST.

What are the months with the least sunshine in Graves?

The months with the least sunshine in Graves, Virginia, are January, February and December, with an average of 5h of sunshine.

How many hours of sunshine does Graves have in December?

In December, the average sunshine duration is 5h.

When is the lowest UV index in Graves?

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

How high is the UV index in December in Graves?

In Graves, Virginia, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe 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
Graves, VA

Average temperature in December - Graves, VA
  • Average high temperature in December: 45.1°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 (39.7°F).

  • Average low temperature in December: 32°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

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Average pressure in December
Graves, VA

Average pressure in December - Graves, 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
Graves, VA

Average wind speed in December - Graves, VA
  • Average wind speed in December: 6.6mph

The windiest month (with the highest average wind speed) is March (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in December
Graves, VA

Average humidity in December - Graves, 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 (70%).

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Average rainfall in December
Graves, VA

Average rainfall in December - Graves, VA
  • Average rainfall in December: 2.68"

The wettest month (with the highest rainfall) is August (3.78").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in December
Graves, VA

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

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (9.3 days).

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Average snowfall in December
Graves, VA

Average snowfall in December - Graves, VA
  • Average snowfall in December: 1.97"

The month with the highest snowfall is January (3.54").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Graves, VA

Average snowfall days in December - Graves, VA
  • Average snowfall days in December: 2.7 days

The months with the highest number of snowfall days are January and February (5.1 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
Graves, VA

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 5h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 0min).

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Average sunshine days in December
Graves, VA

Average sunshine days in December - Graves, VA
  • Average sunshine days in December: 17.5 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (11.8 days).

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Average UV index in December
Graves, VA

Average UV index in December - Graves, 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
Graves, VA

Average cloud cover in December - Graves, VA
  • Average cloud cover in December: 47

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in December
Graves, VA

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

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

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Graves, Virginia, USA

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