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December Weather in Clarence, United States

Last updated: June 24, 2025

In December, the average temperature in Clarence, United States hovers around -1°C (31°F), but don't be fooled by the chill; temperatures can dip as low as -22°C (-7°F) or soar to a surprising 21°C (71°F). Expect about 46 mm (1.8 in) of precipitation spread over 6 days, contributing to an average humidity level of 84% that adds to the crisp air.

December Temperature in Clarence

In December in Clarence, the average temperature is -1°C (31°F), with maximums reaching 21°C (71°F) and minimums plummeting to -22°C (-7°F). Be prepared for a wide range of temperatures and pack accordingly for your trip!

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

The chart illustrates December temperature patterns in Clarence, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Clarence, December typically has an average temperature of -1°C (31°F), with highs reaching up to 21°C (71°F) and lows dropping to around -22°C (-7°F).
JanFebMarAprMayJunJulAugSepOctNovDec212338486172757267533730
Data source: Temperature data for Clarence 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 Clarence

In Clarence in December, the precipitation amount is 46 mm (1.8 in) over a span of 6 days.

December Precipitation Trends in Clarence

The chart displays monthly precipitation patterns in Clarence, 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 Clarence, December typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec4959738814011878911281244946
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Clarence

In Clarence in December humidity is 84%. With an average temperature of -1°C (31°F), this humidity feels like a biting chill that seeps through layers of clothing, making outdoor excursions brisk and invigorating, yet challenging for those unaccustomed to such damp conditions.

December Average Humidity in Clarence

This chart illustrates the average monthly humidity levels in Clarence, 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 Clarence is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%81%81%82%78%81%79%77%78%79%87%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Clarence

In Clarence 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 Clarence, you can check the information here.

Maximum UV Index Levels in Clarence for December

The chart shows the monthly maximum UV Index (UVI) for Clarence 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 Clarence typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689111098643
Data source: Clarence 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 Clarence Compares to Other Months

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

This table compares monthly weather conditions in Clarence, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)49 mm (1.9 inches)81%moderate
February Weather-5°C (24°F)59 mm (2.3 inches)81%moderate
March Weather3°C (38°F)73 mm (2.9 inches)81%high
April Weather9°C (48°F)88 mm (3.5 inches)82%very high
May Weather16°C (62°F)140 mm (5.5 inches)78%very high
June Weather22°C (73°F)118 mm (4.6 inches)81%extreme
July Weather24°C (76°F)78 mm (3.1 inches)79%very high
August Weather22°C (72°F)91 mm (3.6 inches)77%very high
September Weather19°C (67°F)127 mm (5.0 inches)78%very high
October Weather11°C (53°F)124 mm (4.9 inches)78%high
November Weather3°C (38°F)49 mm (1.9 inches)87%moderate
December Weather-1°C (31°F)46 mm (1.8 inches)84%moderate

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