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December Weather in Cleveland, United States

Last updated: June 24, 2025

In December, the average temperature in Cleveland, United States is a cool 8°C (46°F). Temperatures can fluctuate dramatically, with a minimum of -7°C (19°F) and a maximum reaching up to 24°C (76°F). Expect about 153 mm (6.0 in) of precipitation spread over 11 days, contributing to a high average humidity of 88% that often blankets the area.

December Temperature in Cleveland

In December in Cleveland, the average temperature is 8°C (46°F). The maximum can reach 24°C (76°F), while the minimum can drop to as low as -7°C (19°F). Be prepared for a wide range of temperatures if you plan to travel during this time.

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

The chart illustrates December temperature patterns in Cleveland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cleveland, December typically has an average temperature of 8°C (46°F), with highs reaching up to 24°C (76°F) and lows dropping to around -7°C (19°F).
JanFebMarAprMayJunJulAugSepOctNovDec434854606974777672635146
Data source: Temperature data for Cleveland 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 Cleveland

In Cleveland in December, the total precipitation amount is 153 mm (6.0 in) over the course of 11 days.

December Precipitation Trends in Cleveland

The chart displays monthly precipitation patterns in Cleveland, 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 Cleveland, December typically receives around 153 mm (6.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec12417714113713112311214313018390153
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Cleveland

In Cleveland in December, humidity is 88%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration feel much more uncomfortable than the temperature alone would suggest.

December Average Humidity in Cleveland

This chart illustrates the average monthly humidity levels in Cleveland, 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 Cleveland is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%82%85%85%83%76%76%80%88%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Cleveland

In Cleveland 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 Cleveland for better planning.

Maximum UV Index Levels in Cleveland for December

The chart shows the monthly maximum UV Index (UVI) for Cleveland 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 Cleveland typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47811111111109864
Data source: Cleveland 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 Cleveland Compares to Other Months

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

This table compares monthly weather conditions in Cleveland, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)124 mm (4.9 inches)86%moderate
February Weather9°C (49°F)177 mm (7.0 inches)86%high
March Weather12°C (54°F)141 mm (5.6 inches)86%very high
April Weather16°C (60°F)137 mm (5.4 inches)82%extreme
May Weather20°C (69°F)131 mm (5.1 inches)85%extreme
June Weather23°C (74°F)123 mm (4.9 inches)85%extreme
July Weather25°C (78°F)112 mm (4.4 inches)83%extreme
August Weather25°C (77°F)143 mm (5.6 inches)76%very high
September Weather22°C (73°F)130 mm (5.1 inches)76%very high
October Weather17°C (64°F)183 mm (7.2 inches)80%very high
November Weather10°C (51°F)90 mm (3.5 inches)88%high
December Weather8°C (46°F)153 mm (6.0 inches)88%moderate

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