December weather forecast
Centreville, VA

Share

Weather in December

December, the first month of the winter in Centreville, is still a chilly month, with temperature in the range of an average low of 32.9°F (0.5°C) and an average high of 45.5°F (7.5°C).

Temperature

A moderate decline in the average high-temperature is seen during December, decreasing from a fresh 54.5°F (12.5°C) in November to a frosty 45.5°F (7.5°C). December nights in Centreville are marked by an average low-temperature of 32.9°F (0.5°C).

Humidity

October and December, with an average relative humidity of 77%, are the most humid months.

Rainfall

In Centreville, during December, the rain falls for 10.9 days and regularly aggregates up to 2.72" (69mm) of precipitation. In Centreville, during the entire year, the rain falls for 162 days and collects up to 31.65" (804mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Centreville, during December, snow falls for 3.1 days and regularly aggregates up to 1.73" (44mm) of snow. Throughout the year, there are 18 snowfall days, and 11.18" (284mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:09 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:58 pm EST.

Sunshine

The months with the least sunshine are January, February and December, with an average of 5.2h 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 minimal health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Jun 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are December temperatures?

The average high-temperature, in December, in Centreville, is 45.5°F (7.5°C), while the average low-temperature is 32.9°F (0.5°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, in August is estimated at 95°F (35°C).

What is the most humid month?

The months with the highest humidity are October and December, with an average relative humidity of 77%.

What is the average humidity in December in Centreville?

The average relative humidity in December is 77%.

How much does it rain in December?

In Centreville, in December, during 10.9 rainfall days, 2.72" (69mm) of precipitation is typically accumulated.

How much does it snow in December?

In Centreville, in December, snow falls for 3.1 days, with typically accumulated 1.73" (44mm) of snow.

What is the month with the shortest days?

With an average of 9h and 30min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

The average day length in December is 9h and 30min.

What time are sunrise and sunset in December in Centreville?

In December, on the first day of the month, sunrise is at 7:09 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:58 pm EST.

What is the month with the least sunshine?

January, February and December, with an average of 5.2h of sunshine, are months with the least sunshine.

How long on average sun shines in December?

In December, the average sunshine duration is 5.2h.

When is the lowest UV index?

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

What is the UV index intensity in December?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes 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
Centreville, VA

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

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in December: 32.9°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).

Average pressure in December
Centreville, VA

Average pressure in December - Centreville, 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).

Average wind speed in December
Centreville, VA

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

The windiest month (with the highest average wind speed) is March (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in December
Centreville, VA

Average humidity in December - Centreville, VA
  • Average humidity in December: 77%

The months with the highest relative humidity are October and December (77%).
The month with the lowest relative humidity is July (71%).

Average rainfall in December
Centreville, VA

Average rainfall in December - Centreville, VA
  • Average rainfall in December: 2.72"

The wettest month (with the highest rainfall) is August (3.78").
The driest month (with the least rainfall) is September (2.01").

Average rainfall days in December
Centreville, VA

Average rainfall days in December - Centreville, VA
  • Average rainfall days in December: 10.9 days

The months with the highest number of rainy days are May and August (17.3 days).
The month with the least rainy days is November (9.1 days).

Average snowfall in December
Centreville, VA

Average snowfall in December - Centreville, VA
  • Average snowfall in December: 1.73"

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").

Average snowfall days in December
Centreville, VA

Average snowfall days in December - Centreville, VA
  • Average snowfall days in December: 3.1 days

The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Centreville, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 12min).

Average sunshine days in December
Centreville, VA

Average sunshine days in December - Centreville, VA
  • Average sunshine days in December: 16.9 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in December
Centreville, VA

Average UV index in December - Centreville, 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).

Average cloud cover in December
Centreville, VA

Average cloud cover in December - Centreville, 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).

Average visibility in December
Centreville, VA

Average visibility in December - Centreville, 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).

Centreville, Virginia, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location