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December Weather in Colonial Heights, United States

Last updated: June 24, 2025

In December, the average temperature in Colonial Heights, United States hovers around 6°C (42°F). While you might experience chilly lows of -12°C (12°F), the weather can pleasantly warm up to 21°C (70°F). Expect about 125 mm (4.9 in) of precipitation over 12 days, accompanied by a high average humidity of 88%.

December Temperature in Colonial Heights

In December in Colonial Heights, the average temperature is 6°C (42°F). Maximum temperatures can reach 21°C (70°F), while minimums can drop as low as -12°C (12°F). Be prepared for a wide range of temperatures when traveling during this month.

December Weather in Colonial Heights: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Colonial Heights, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Colonial Heights, December typically has an average temperature of 6°C (42°F), with highs reaching up to 21°C (70°F) and lows dropping to around -12°C (12°F).
JanFebMarAprMayJunJulAugSepOctNovDec384449566671767470604642
Data source: Temperature data for Colonial Heights 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 Colonial Heights

In Colonial Heights in December, the total precipitation amount is 125 mm (4.9 in) spread over 12 days.

December Precipitation Trends in Colonial Heights

The chart displays monthly precipitation patterns in Colonial Heights, 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 Colonial Heights, December typically receives around 125 mm (4.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec97157131138116104821028511880125
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Colonial Heights

In Colonial Heights in December, humidity is 88%. With an average temperature of 6°C (42°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable as the cold air clings to your skin and saps your energy.

December Average Humidity in Colonial Heights

This chart illustrates the average monthly humidity levels in Colonial Heights, 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 Colonial Heights is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%84%84%83%79%66%67%76%89%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Colonial Heights

In Colonial Heights 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 Colonial Heights, you can check the information here.

Maximum UV Index Levels in Colonial Heights for December

The chart shows the monthly maximum UV Index (UVI) for Colonial Heights 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 Colonial Heights typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111010853
Data source: Colonial Heights 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 Colonial Heights Compares to Other Months

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

This table compares monthly weather conditions in Colonial Heights, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)96 mm (3.8 inches)88%moderate
February Weather7°C (44°F)157 mm (6.2 inches)88%high
March Weather9°C (49°F)131 mm (5.2 inches)87%very high
April Weather14°C (57°F)138 mm (5.4 inches)84%very high
May Weather19°C (66°F)116 mm (4.6 inches)84%extreme
June Weather22°C (72°F)104 mm (4.1 inches)83%extreme
July Weather24°C (76°F)82 mm (3.2 inches)79%extreme
August Weather23°C (74°F)102 mm (4.0 inches)66%very high
September Weather21°C (70°F)85 mm (3.3 inches)67%very high
October Weather16°C (60°F)118 mm (4.7 inches)76%very high
November Weather8°C (46°F)80 mm (3.2 inches)89%moderate
December Weather6°C (42°F)125 mm (4.9 inches)88%moderate

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