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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 11°C (53°F), with a wide range where the minimum can dip to -4°C (26°F) and the maximum can rise to 28°C (83°F). Prepare for a somewhat damp experience, as precipitation averages 127 mm (5.0 in) over 10 days, and the air tends to be quite humid with an average humidity of 88%.

December Temperature in Richmond

In December in Richmond, the average temperature is 11°C (53°F). Maximums can reach 28°C (83°F), while minimums can drop as low as -4°C (26°F). Be prepared for a mix of warm days and chilly nights when traveling 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 11°C (53°F), with highs reaching up to 28°C (83°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec485361657480838279695552
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 127 mm (5.0 in), spread over a period of 10 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 127 mm (5.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec122194136171123102101957513186127
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 88%. With an average temperature of 11°C (53°F), this humidity feels like a heavy blanket wrapping around you, making travel feel sluggish and uncomfortable as you navigate the damp air.

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 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%80%82%83%80%80%75%73%76%84%88%
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 reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Richmond for better planning.

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 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478111112121110864
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 Weather9°C (49°F)122 mm (4.8 inches)84%moderate
February Weather12°C (53°F)194 mm (7.6 inches)83%high
March Weather16°C (62°F)136 mm (5.4 inches)80%very high
April Weather18°C (65°F)171 mm (6.7 inches)82%extreme
May Weather24°C (75°F)123 mm (4.8 inches)83%extreme
June Weather27°C (80°F)102 mm (4.0 inches)80%extreme
July Weather28°C (83°F)100 mm (4.0 inches)80%extreme
August Weather28°C (83°F)95 mm (3.7 inches)75%extreme
September Weather26°C (80°F)75 mm (3.0 inches)73%very high
October Weather21°C (69°F)131 mm (5.2 inches)76%very high
November Weather13°C (56°F)86 mm (3.4 inches)84%high
December Weather11°C (53°F)127 mm (5.0 inches)88%moderate

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