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December Weather in Cape Saint Claire, United States

Last updated: June 24, 2025

In Cape Saint Claire, United States, the average temperature in December hovers around 5°C (42°F), with a minimum plunge to -8°C (17°F) and a maximum rise to 18°C (65°F). Expect about 109 mm (4.3 in) of precipitation over 10 days, accompanied by high humidity levels at 84%. Be prepared for a mix of chill and occasional warmth!

December Temperature in Cape Saint Claire

In December in Cape Saint Claire, the average temperature is 5°C (42°F), with maximums reaching up to 18°C (65°F) and minimums dipping as low as -8°C (17°F). It's advisable to pack layers to stay comfortable during your travels.

December Weather in Cape Saint Claire: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Cape Saint Claire, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cape Saint Claire, December typically has an average temperature of 5°C (42°F), with highs reaching up to 18°C (65°F) and lows dropping to around -8°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec374046556575807873634942
Data source: Temperature data for Cape Saint Claire 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 Cape Saint Claire

In Cape Saint Claire in December, the precipitation amount is 109 mm (4.3 in) spread over 10 days.

December Precipitation Trends in Cape Saint Claire

The chart displays monthly precipitation patterns in Cape Saint Claire, 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 Cape Saint Claire, December typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec701169511013810217515911312786109
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Cape Saint Claire

In Cape Saint Claire in December, humidity is 84%. With an average temperature of 5°C (42°F), this humidity feels like a thick blanket wrapping around you, making every step feel heavier while traveling.

December Average Humidity in Cape Saint Claire

This chart illustrates the average monthly humidity levels in Cape Saint Claire, 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 Cape Saint Claire is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%83%81%78%79%74%72%75%81%85%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Cape Saint Claire

In Cape Saint Claire 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 Cape Saint Claire, you can check the information here.

Maximum UV Index Levels in Cape Saint Claire for December

The chart shows the monthly maximum UV Index (UVI) for Cape Saint Claire 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 Cape Saint Claire typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098753
Data source: Cape Saint Claire 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 Cape Saint Claire Compares to Other Months

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

This table compares monthly weather conditions in Cape Saint Claire, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)70 mm (2.7 inches)84%moderate
February Weather5°C (40°F)116 mm (4.6 inches)83%moderate
March Weather8°C (46°F)95 mm (3.7 inches)83%high
April Weather13°C (56°F)110 mm (4.3 inches)81%very high
May Weather18°C (65°F)138 mm (5.4 inches)78%very high
June Weather24°C (75°F)102 mm (4.0 inches)79%very high
July Weather27°C (81°F)174 mm (6.9 inches)74%very high
August Weather26°C (78°F)159 mm (6.3 inches)72%very high
September Weather23°C (73°F)113 mm (4.5 inches)75%very high
October Weather17°C (64°F)127 mm (5.0 inches)81%high
November Weather9°C (49°F)86 mm (3.4 inches)85%moderate
December Weather5°C (42°F)109 mm (4.3 inches)84%moderate

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