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December Weather in Clarendon, United States

Last updated: June 24, 2025

In Clarendon, United States, the average temperature in December hovers around 6°C (43°F). During this time, temperatures can fluctuate, dipping to a brisk -10°C (14°F) and soaring up to a pleasant 26°C (80°F). Expect 24 mm (1.0 in) of precipitation over just 2 days, contributing to a notably high average humidity of 81%.

December Temperature in Clarendon

In December, in Clarendon, the average temperature is 6°C (43°F). Maximum temperatures can reach 26°C (80°F), while minimum temperatures can drop as low as -10°C (14°F). This climate offers a diverse range of experiences for travelers, from cozy winter activities to enjoyable spring outings.

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

The chart illustrates December temperature patterns in Clarendon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Clarendon, December typically has an average temperature of 6°C (43°F), with highs reaching up to 26°C (80°F) and lows dropping to around -10°C (14°F).
JanFebMarAprMayJunJulAugSepOctNovDec394052586877817973594942
Data source: Temperature data for Clarendon 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 Clarendon

In Clarendon in December, the precipitation amount is 24 mm (1.0 in) over a span of 2 days.

December Precipitation Trends in Clarendon

The chart displays monthly precipitation patterns in Clarendon, 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 Clarendon, December typically receives around 24 mm (1.0 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec201451318348314154611524
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Clarendon

In Clarendon in December, humidity is 81%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill enveloping you, making every step outside seem heavier and less inviting for traveling.

December Average Humidity in Clarendon

This chart illustrates the average monthly humidity levels in Clarendon, 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 Clarendon is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%76%64%70%78%81%82%78%72%73%81%81%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Clarendon

In Clarendon 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 Clarendon for better planning.

Maximum UV Index Levels in Clarendon for December

The chart shows the monthly maximum UV Index (UVI) for Clarendon 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 Clarendon typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468111112121110754
Data source: Clarendon 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 Clarendon Compares to Other Months

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

This table compares monthly weather conditions in Clarendon, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)20 mm (0.8 inches)75%moderate
February Weather4°C (40°F)14 mm (0.5 inches)76%high
March Weather11°C (52°F)51 mm (2.0 inches)64%very high
April Weather14°C (58°F)31 mm (1.2 inches)70%extreme
May Weather20°C (68°F)83 mm (3.3 inches)78%extreme
June Weather25°C (77°F)48 mm (1.9 inches)81%extreme
July Weather27°C (81°F)31 mm (1.2 inches)82%extreme
August Weather26°C (79°F)41 mm (1.6 inches)78%extreme
September Weather23°C (73°F)54 mm (2.1 inches)72%very high
October Weather15°C (59°F)61 mm (2.4 inches)73%high
November Weather9°C (49°F)14 mm (0.6 inches)80%moderate
December Weather6°C (43°F)24 mm (1.0 inches)81%moderate

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