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December Weather in Richmond, United States

Last updated: June 24, 2025

In Richmond, United States, the average temperature in December hovers around -1°C (30°F). However, be prepared for some extremes; temperatures can dip as low as -21°C (-5°F) or rise to a maximum of 15°C (59°F). Expect 113 mm (4.4 in) of precipitation spread over 11 days, contributing to an average humidity of 84%. Stay warm and dry during your visit!

December Temperature in Richmond

In December in Richmond, the average temperature is -1°C (30°F), with a maximum that can reach 15°C (59°F) and a minimum that can drop as low as -21°C (-5°F). Be prepared for a wide range of temperatures if you're planning to travel during this time!

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 -1°C (30°F), with highs reaching up to 15°C (59°F) and lows dropping to around -21°C (-5°F).
JanFebMarAprMayJunJulAugSepOctNovDec252834465766727063533830
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 113 mm (4.4 in) over the course of 11 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 113 mm (4.4 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec81988713211585136107111152101113
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 84%. With an average temperature of -1°C (30°F), this humidity feels like a sharp chill that seeps into your bones, making travel uncomfortable as the wetness in the air intensifies the cold, leaving you yearning for warmth and shelter.

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.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%86%84%76%72%67%64%72%81%87%85%
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.
JanFebMarAprMayJunJulAugSepOctNovDec35681010998642
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 Weather-4°C (26°F)81 mm (3.2 inches)89%moderate
February Weather-2°C (29°F)98 mm (3.9 inches)88%moderate
March Weather1°C (34°F)87 mm (3.4 inches)86%high
April Weather8°C (46°F)132 mm (5.2 inches)84%very high
May Weather14°C (57°F)115 mm (4.5 inches)76%very high
June Weather19°C (66°F)85 mm (3.4 inches)72%very high
July Weather22°C (72°F)136 mm (5.4 inches)66%very high
August Weather21°C (70°F)107 mm (4.2 inches)64%very high
September Weather17°C (64°F)111 mm (4.4 inches)72%very high
October Weather11°C (53°F)152 mm (6.0 inches)81%high
November Weather4°C (39°F)101 mm (4.0 inches)87%moderate
December Weather-1°C (30°F)113 mm (4.4 inches)84%low

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