December weather forecast
Brownsburg, VA

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Weather in December

The first month of the winter, December, is also a frosty month in Brownsburg, Virginia, with an average temperature ranging between max 45.3°F (7.4°C) and min 31.1°F (-0.5°C).

Temperature

With the arrival of December, Brownsburg experiences a modest decline in average high-temperatures, transitioning from a cool 53.4°F (11.9°C) in November to a frosty 45.3°F (7.4°C). Brownsburg in December anticipates an average nighttime temperature of 31.1°F (-0.5°C).

Humidity

May and December, with an average relative humidity of 78%, are the most humid months.

Rainfall

In December, in Brownsburg, the rain falls for 9 days. Throughout December, 2.01" (51mm) of precipitation is accumulated. In Brownsburg, during the entire year, the rain falls for 146.4 days and collects up to 23.86" (606mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Brownsburg, during December, snow falls for 2.5 days and regularly aggregates up to 0.94" (24mm) of snow. In Brownsburg, during the entire year, snow falls for 13.5 days and aggregates up to 7.48" (190mm) of snow.

Daylight

December has the shortest days of the year in Brownsburg, Virginia, with an average of 9h and 36min of daylight.
On the first day of December in Brownsburg, sunrise is at 7:14 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:08 pm EST.

Sunshine

With an average of 5.4h of sunshine, December has the least sunshine of the year in Brownsburg.

UV index

The months with the lowest UV index in Brownsburg 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 threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, a regular UV index of 2 translates into these guidelines:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Brownsburg in December?

The high-temperature, in December, in Brownsburg, is 45.3°F (7.4°C), while the low-temperature averages to 31.1°F (-0.5°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 91.4°F (33°C).

What are the most humid months in Brownsburg?

The months with the highest humidity in Brownsburg, Virginia, are May and December, with an average relative humidity of 78%.

What is the average humidity in December in Brownsburg?

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

How many days does it rain in December in Brownsburg?

In Brownsburg, Virginia, in December, during 9 rainfall days, 2.01" (51mm) of precipitation is typically accumulated.

How much does it snow in Brownsburg in December?

In Brownsburg, Virginia, during December, snow falls for 2.5 days and regularly aggregates up to 0.94" (24mm) of snow.

What is the month with the shortest days in Brownsburg?

With an average of 9h and 36min of daylight, December has the shortest days of the year in Brownsburg, Virginia.

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

In December, the average day length in Brownsburg is 9h and 35min.

When is the sunrise / sunset in December in Brownsburg?

On the first day of December, sunrise is at 7:14 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:08 pm EST.

What is the month with the least sunshine in Brownsburg?

With an average of 5.4h of sunshine, December has the least sunshine of the year in Brownsburg.

How many hours of sunshine does Brownsburg have in December?

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

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

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

How high is the UV index in December in Brownsburg?

The average daily maximum UV index in December in Brownsburg 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
Brownsburg, VA

Average temperature in December - Brownsburg, VA
  • Average high temperature in December: 45.3°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in December: 31.1°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in December
Brownsburg, VA

Average pressure in December - Brownsburg, VA
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in December
Brownsburg, VA

Average wind speed in December - Brownsburg, VA
  • Average wind speed in December: 5.4mph

The windiest months (with the highest average wind speed) are February and April (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in December
Brownsburg, VA

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

The months with the highest relative humidity are May and December (78%).
The month with the lowest relative humidity is July (73%).

Average rainfall in December
Brownsburg, VA

Average rainfall in December - Brownsburg, VA
  • Average rainfall in December: 2.01"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in December
Brownsburg, VA

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

The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is November (7.9 days).

Average snowfall in December
Brownsburg, VA

Average snowfall in December - Brownsburg, VA
  • Average snowfall in December: 0.94"

The month with the highest snowfall is March (2.2").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Brownsburg, VA

Average snowfall days in December - Brownsburg, VA
  • Average snowfall days in December: 2.5 days

The month with the highest number of snowfall days is February (4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Brownsburg, 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 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in December
Brownsburg, VA

Average sunshine days in December - Brownsburg, VA
  • Average sunshine days in December: 20.4 days

The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is May (9.8 days).

Average UV index in December
Brownsburg, VA

Average UV index in December - Brownsburg, 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
Brownsburg, VA

Average cloud cover in December - Brownsburg, VA
  • Average cloud cover in December: 43

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

Average visibility in December
Brownsburg, VA

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

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

Brownsburg, Virginia, USA

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