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December Weather in Virginia, United States

Last updated: June 24, 2025

The average temperature in Virginia, United States during December is a brisk 2°C (36°F). Expect chilly nights, as the minimum can dip to -19°C (-3°F), while the maximum can reach a mild 21°C (71°F). Keep your umbrella handy, as the region experiences approximately 48 mm (1.9 in) of precipitation over about 7 days, and prepare for a humid atmosphere with an average humidity of 86%.

December Temperature in Virginia

In December in Virginia, the average temperature is 2°C (36°F), with maximums that can reach 21°C (71°F) and minimums that can drop as low as -19°C (-3°F). Travelers should be prepared for a wide range of temperatures during their visit.

December Weather in Virginia: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Virginia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Virginia, December typically has an average temperature of 2°C (36°F), with highs reaching up to 21°C (71°F) and lows dropping to around -19°C (-3°F).
JanFebMarAprMayJunJulAugSepOctNovDec283143526575787571574236
Data source: Temperature data for Virginia generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Virginia

In Virginia in December, the total precipitation amount is 48 mm (1.9 in) over a span of 7 days.

December Precipitation Trends in Virginia

The chart displays monthly precipitation patterns in Virginia, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Virginia, December typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec656413211315312810580681016348
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Virginia

In Virginia in December, humidity is 86%. With an average temperature of 2°C (36°F), this humidity feels like a biting chill that clings to your skin, making outdoor exploration uncomfortable and dampening any enthusiasm for travel.

December Average Humidity in Virginia

This chart illustrates the average monthly humidity levels in Virginia, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Virginia is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%80%82%83%81%80%76%76%85%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Virginia

In Virginia in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Virginia, you can check the information here.

Maximum UV Index Levels in Virginia for December

The chart shows the monthly maximum UV Index (UVI) for Virginia in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Virginia typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357810111198643
Data source: Virginia December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Virginia Compares to Other Months

Weather in Virginia varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Virginia, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Virginia, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)65 mm (2.6 inches)82%moderate
February Weather0°C (32°F)64 mm (2.5 inches)80%moderate
March Weather6°C (44°F)131 mm (5.2 inches)80%high
April Weather11°C (53°F)113 mm (4.5 inches)80%very high
May Weather19°C (66°F)153 mm (6.0 inches)82%very high
June Weather24°C (75°F)128 mm (5.0 inches)83%extreme
July Weather25°C (78°F)105 mm (4.1 inches)81%extreme
August Weather24°C (75°F)80 mm (3.2 inches)80%very high
September Weather22°C (71°F)68 mm (2.7 inches)76%very high
October Weather14°C (57°F)101 mm (4.0 inches)76%high
November Weather5°C (42°F)63 mm (2.5 inches)85%moderate
December Weather2°C (36°F)48 mm (1.9 inches)86%moderate

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