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December Weather in Circleville, United States

Last updated: June 24, 2025

In December, the average temperature in Circleville, United States hovers around -4°C (25°F), making it a chilly time of year. Temperatures can drop as low as -26°C (-14°F), while occasionally peaking at a mild 13°C (56°F). Expect about 35 mm (1.4 in) of precipitation over 7 days, and prepare for a high average humidity of 87%, ensuring a crisp, damp atmosphere.

December Temperature in Circleville

In December in Circleville, the average temperature is -4°C (25°F). The maximum can reach 13°C (56°F), while the minimum can drop as low as -26°C (-14°F). Travelers should be prepared for a wide range of temperatures and pack accordingly to enjoy their visit comfortably.

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

The chart illustrates December temperature patterns in Circleville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Circleville, December typically has an average temperature of -4°C (25°F), with highs reaching up to 13°C (56°F) and lows dropping to around -26°C (-14°F).
JanFebMarAprMayJunJulAugSepOctNovDec232532415266717061453725
Data source: Temperature data for Circleville 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 Circleville

In Circleville in December, the precipitation amount is 35 mm (1.4 in) over the course of 7 days.

December Precipitation Trends in Circleville

The chart displays monthly precipitation patterns in Circleville, 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 Circleville, December typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec41515236347232117282535
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Circleville

In Circleville in December humidity is 87%. With an average temperature of -4°C (25°F), this humidity feels like a biting chill that clings to your skin, making every step outside feel like an endeavor as the cold damp air numbs your senses and weighs you down, creating an atmosphere that is both invigorating and challenging for traveling.

December Average Humidity in Circleville

This chart illustrates the average monthly humidity levels in Circleville, 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 Circleville is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%77%70%54%45%37%34%47%67%82%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Circleville

In Circleville 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 Circleville for better planning.

Maximum UV Index Levels in Circleville for December

The chart shows the monthly maximum UV Index (UVI) for Circleville 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 Circleville typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479111112121110764
Data source: Circleville 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 Circleville Compares to Other Months

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

This table compares monthly weather conditions in Circleville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)41 mm (1.6 inches)87%moderate
February Weather-4°C (25°F)51 mm (2.0 inches)88%high
March Weather0°C (32°F)52 mm (2.0 inches)77%very high
April Weather5°C (41°F)36 mm (1.4 inches)69%extreme
May Weather11°C (52°F)34 mm (1.3 inches)54%extreme
June Weather19°C (66°F)6 mm (0.3 inches)45%extreme
July Weather22°C (71°F)23 mm (0.9 inches)37%extreme
August Weather21°C (70°F)21 mm (0.8 inches)34%extreme
September Weather16°C (61°F)17 mm (0.7 inches)47%very high
October Weather7°C (45°F)28 mm (1.1 inches)67%high
November Weather3°C (37°F)25 mm (1.0 inches)82%high
December Weather-4°C (25°F)35 mm (1.4 inches)87%moderate

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