December Weather in Richmond, United States

Last updated: June 24, 2025

In December, the average temperature in Richmond, United States hovers around -6°C (22°F). Expect chilly extremes with a minimum of -27°C (-16°F) and a maximum reaching 10°C (50°F). During this month, anticipate about 44 mm (1.7 in) of precipitation spread across 7 days, with an average humidity level of 84%. Bundle up and stay cozy!

December Temperature in Richmond

In December in Richmond, the average temperature is -6°C (22°F). The maximum can reach 10°C (50°F), while the minimum can drop as low as -27°C (-16°F). Travelers should prepare for very cold conditions and dress warmly to fully enjoy their visit.

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

The chart illustrates December temperature patterns in Richmond, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Richmond, December typically has an average temperature of -6°C (22°F), with highs reaching up to 10°C (50°F) and lows dropping to around -27°C (-16°F).

Data source: Temperature data for Richmond generated using information from the Copernicus Climate Change Service.

December Precipitation in Richmond

In Richmond in December, the precipitation amount is 44 mm (1.7 in) spread over a duration of 7 days.

December Precipitation Trends in Richmond

The chart displays monthly precipitation patterns in Richmond, 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 Richmond, December typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 7 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Richmond

In Richmond in December humidity is 84%. With an average temperature of -6°C (22°F), this humidity feels like an unpleasant chill that seeps into your bones, making travel feel much more uncomfortable and harsh than the temperature alone suggests.

December Average Humidity in Richmond

This chart illustrates the average monthly humidity levels in Richmond, 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 Richmond is approximately 84%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Richmond

In Richmond in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Richmond, you can visit Hourly UV Index in Richmond.

Maximum UV Index Levels in Richmond for December

The chart shows the monthly maximum UV Index (UVI) for Richmond 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 Richmond typically reaches 2, which falls under the low exposure category.

Data source: Richmond 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 Richmond Compares to Other Months

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

This table compares monthly weather conditions in Richmond, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-10°C (14°F)	19 mm (0.8 inches)	87%	low
February Weather	-10°C (15°F)	22 mm (0.9 inches)	90%	moderate
March Weather	-1°C (31°F)	49 mm (1.9 inches)	85%	moderate
April Weather	5°C (41°F)	79 mm (3.1 inches)	84%	high
May Weather	14°C (58°F)	92 mm (3.6 inches)	78%	very high
June Weather	21°C (70°F)	74 mm (2.9 inches)	80%	very high
July Weather	23°C (74°F)	99 mm (3.9 inches)	81%	very high
August Weather	21°C (70°F)	134 mm (5.3 inches)	81%	very high
September Weather	17°C (63°F)	113 mm (4.5 inches)	81%	high
October Weather	8°C (47°F)	101 mm (4.0 inches)	84%	moderate
November Weather	0°C (32°F)	29 mm (1.1 inches)	88%	moderate
December Weather	-6°C (22°F)	44 mm (1.7 inches)	84%	low