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December Weather in Clinton, United States

Last updated: June 24, 2025

In December, the average temperature in Clinton, United States hovers around 5°C (40°F). Temperatures can dip as low as -15°C (5°F), while reaching a pleasant maximum of 24°C (76°F). Expect 37 mm (1.4 in) of precipitation spread over 4 days, and a notable average humidity of 86%, creating a distinctly chilly atmosphere.

December Temperature in Clinton

In December in Clinton, the average temperature is 5°C (40°F). Maximums can reach 24°C (76°F) and minimums can be as low as -15°C (5°F). Travelers should be prepared for a wide range of temperatures, from chilly to pleasantly warm, making it essential to pack layers for any outdoor activities.

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

The chart illustrates December temperature patterns in Clinton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Clinton, December typically has an average temperature of 5°C (40°F), with highs reaching up to 24°C (76°F) and lows dropping to around -15°C (5°F).
JanFebMarAprMayJunJulAugSepOctNovDec343648556777807773594640
Data source: Temperature data for Clinton 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 Clinton

In Clinton in December, the precipitation amount is 37 mm (1.4 in) over the course of 4 days.

December Precipitation Trends in Clinton

The chart displays monthly precipitation patterns in Clinton, 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 Clinton, December typically receives around 37 mm (1.4 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec6460121113183101122125671005337
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Clinton

In Clinton in December humidity is 86%. With an average temperature of 5°C (40°F), this humidity feels like wrapping yourself in a damp blanket—uncomfortably heavy and chilly, making it difficult to enjoy outdoor activities without the constant chill seeping in.

December Average Humidity in Clinton

This chart illustrates the average monthly humidity levels in Clinton, 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 Clinton is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%78%75%77%82%83%81%78%72%72%84%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Clinton

In Clinton 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 Clinton, you can check the information here.

Maximum UV Index Levels in Clinton for December

The chart shows the monthly maximum UV Index (UVI) for Clinton 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 Clinton typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35610101111109753
Data source: Clinton 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 Clinton Compares to Other Months

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

This table compares monthly weather conditions in Clinton, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)64 mm (2.5 inches)80%moderate
February Weather2°C (36°F)60 mm (2.4 inches)78%moderate
March Weather9°C (48°F)121 mm (4.8 inches)75%high
April Weather13°C (56°F)113 mm (4.4 inches)77%very high
May Weather19°C (67°F)182 mm (7.2 inches)82%very high
June Weather25°C (77°F)101 mm (4.0 inches)83%extreme
July Weather27°C (80°F)122 mm (4.8 inches)81%extreme
August Weather25°C (77°F)125 mm (4.9 inches)78%very high
September Weather23°C (73°F)67 mm (2.7 inches)72%very high
October Weather15°C (59°F)100 mm (3.9 inches)72%high
November Weather8°C (46°F)52 mm (2.1 inches)84%moderate
December Weather5°C (40°F)37 mm (1.4 inches)86%moderate

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