December Weather in Kewanee, United States

Last updated: June 24, 2025

In December, the average temperature in Kewanee, United States hovers around 0°C (33°F). Expect a minimum of -22°C (-7°F) and a maximum of 21°C (70°F), showcasing a wide range of conditions. Be prepared for 49 mm (1.9 in) of precipitation spread over approximately 6 days, with the average humidity resting at a brisk 84%.

December Temperature in Kewanee

In December in Kewanee, the average temperature is 0°C (33°F). Maximums can reach 21°C (70°F) and minimums can be as low as -22°C (-7°F). This range makes Kewanee a unique destination for travelers seeking both winter activities and milder days.

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

The chart illustrates December temperature patterns in Kewanee, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kewanee, December typically has an average temperature of 0°C (33°F), with highs reaching up to 21°C (70°F) and lows dropping to around -22°C (-7°F).
JanFebMarAprMayJunJulAugSepOctNovDec252740506373767469543933
Data source: Temperature data for Kewanee 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 Kewanee

In Kewanee in December, the precipitation amount is 49 mm (1.9 in) over the course of 6 days.

December Precipitation Trends in Kewanee

The chart displays monthly precipitation patterns in Kewanee, 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 Kewanee, December typically receives around 49 mm (1.9 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec5663101116154154100701061275349
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Kewanee

In Kewanee in December humidity is 84%. With average temperature 0°C (33°F), this humidity feels like a damp chill that seeps into your bones, making outdoor adventures less enjoyable and travel plans challenging.

December Average Humidity in Kewanee

This chart illustrates the average monthly humidity levels in Kewanee, 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 Kewanee 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 Kewanee

In Kewanee in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Kewanee, you can visit Hourly UV Index in Kewanee.

Maximum UV Index Levels in Kewanee for December

The chart shows the monthly maximum UV Index (UVI) for Kewanee 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 Kewanee typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689111098642
Data source: Kewanee 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 Kewanee Compares to Other Months

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

This table compares monthly weather conditions in Kewanee, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)56 mm (2.2 inches)81%moderate
February Weather-3°C (27°F)63 mm (2.5 inches)81%moderate
March Weather5°C (41°F)101 mm (4.0 inches)81%high
April Weather10°C (50°F)116 mm (4.6 inches)82%very high
May Weather17°C (63°F)154 mm (6.1 inches)78%very high
June Weather23°C (74°F)154 mm (6.1 inches)81%extreme
July Weather25°C (77°F)100 mm (3.9 inches)79%very high
August Weather23°C (74°F)70 mm (2.8 inches)77%very high
September Weather20°C (69°F)106 mm (4.2 inches)78%very high
October Weather12°C (55°F)127 mm (5.0 inches)78%high
November Weather4°C (39°F)53 mm (2.1 inches)87%moderate
December Weather0°C (33°F)49 mm (1.9 inches)84%low

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