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December Weather in Richmond, United States

Last updated: June 24, 2025

In December, the average temperature in Richmond, United States hovers around 10°C (50°F). Be prepared for a range of temperatures, with lows dipping to 0°C (32°F) and highs reaching up to 24°C (75°F). The month typically sees 88 mm (3.5 in) of precipitation spread over 8 days, contributing to an average humidity of 80%, creating a refreshing yet damp atmosphere.

December Temperature in Richmond

In December in Richmond, the average temperature is 10°C (50°F). Maximums can reach 24°C (75°F) and minimums can be as low as 0°C (32°F). Dress in layers to enjoy the varying temperatures while exploring all that Richmond has to offer.

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 10°C (50°F), with highs reaching up to 24°C (75°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec505254596267676868645550
Data source: Temperature data for Richmond 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 Richmond

In Richmond in December, the precipitation amount is 88 mm (3.5 in) over the course of 8 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 88 mm (3.5 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec1011017732182001254188
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Richmond

In Richmond in December, humidity is 80%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill enveloping you, making traveling somewhat uncomfortable as it seeps into your clothes and clings to your skin, leaving you longing for a cozy indoor refuge.

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 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%84%82%78%71%64%59%54%55%62%78%80%
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 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 Richmond, you can check the information here.

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 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3589101111109643
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.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)101 mm (4.0 inches)82%moderate
February Weather11°C (53°F)101 mm (4.0 inches)84%moderate
March Weather12°C (54°F)77 mm (3.0 inches)82%very high
April Weather15°C (59°F)32 mm (1.3 inches)78%very high
May Weather17°C (63°F)18 mm (0.7 inches)71%very high
June Weather19°C (67°F)1 mm (0.1 inches)64%extreme
July Weather19°C (67°F)0 mm (0.0 inches)58%extreme
August Weather20°C (68°F)0 mm (0.0 inches)54%very high
September Weather20°C (68°F)1 mm (0.0 inches)55%very high
October Weather18°C (64°F)25 mm (1.0 inches)62%high
November Weather13°C (56°F)41 mm (1.6 inches)78%moderate
December Weather10°C (50°F)88 mm (3.5 inches)80%moderate

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