Champaign County (Champaign)
December
Weather in Champaign County, Illinois for December 2025
Your guide to Champaign County weather in December - trends and predictions
With an average of 3 snowy days, Champaign County usually enjoys a light touch of snow in December.
In general, the average temperature in Champaign County at the beginning of December is 0.6 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 7.9 °F by the end of December.
The climate of Champaign County in December is notably wet, with an average of 13 rainy days, and a total of 114.8 mm of precipitation.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
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15
Dry days
13
Rainy days
3
Snow days
4°/-2°
Temperatures
23 km/h
Avg max wind
80 %
Avg humidity
Champaign County Weather December
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Temperatures trend during December in Champaign County
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December weather in Champaign County day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 |  Sunny | 0° /-7° | 0 mm | 0 cm | |
| Dec. 2 |  Light freezing rain | -1° /-7° | 0.8 mm | 0 cm | |
| Dec. 3 | Sunny | 0° /-8° | 0 mm | 0 cm | |
| Dec. 4 |  Moderate rain at times | 3° /-4° | 0.9 mm | 0 cm | |
| Dec. 5 |  Partly cloudy | -4° /-10° | 0 mm | 0 cm | |
| Dec. 6 |  Overcast | 0° /-8° | 0 mm | 0 cm | |
| Dec. 7 | Partly cloudy | 6° /-3° | 0 mm | 0 cm | |
| Dec. 8 |  Cloudy | 10° /2° | 3.6 mm | 0 cm | |
| Dec. 9 | Overcast | 9° /3° | 4.5 mm | 0 cm | |
| Dec. 10 | Overcast | 3° /-1° | 0 mm | 0 cm | |
| Dec. 11 | Light freezing rain | 0° /-6° | 0.6 mm | 0 cm | |
| Dec. 12 | Light freezing rain | -5° /-9° | 0.6 mm | 0 cm | |
| Dec. 13 | Overcast | -2° /-9° | 0 mm | 0 cm | |
| Dec. 14 | Moderate or heavy rain shower | 3° /-3° | 17.5 mm | 0 cm | |
| Dec. 15 |  Patchy rain possible | 4° /1° | 5.5 mm | 0 cm | |
| Dec. 16 | Patchy rain possible | 11° /2° | 9 mm | 0 cm | |
| Dec. 17 | Overcast | 6° /0° | 0 mm | 0 cm | |
| Dec. 18 | Overcast | 3° /-1° | 0 mm | 0 cm | |
| Dec. 19 | Overcast | 1° /-2° | 0.6 mm | 0.4 cm | |
| Dec. 20 |  Patchy moderate snow | 0° /-3° | 1.1 mm | 0.4 cm | |
| Dec. 21 | Partly cloudy | 0° /-4° | 0 mm | 0 cm | |
| Dec. 22 | Overcast | 3° /-4° | 0 mm | 0 cm | |
| Dec. 23 | Overcast | 4° /-1° | 0 mm | 0 cm | |
| Dec. 24 | Overcast | 2° /0° | 0 mm | 0 cm | |
| Dec. 25 | Light freezing rain | 3° /0° | 2.6 mm | 0.4 cm | |
| Dec. 26 | Patchy rain possible | 8° /3° | 0.1 mm | 0 cm | |
| Dec. 27 | Moderate or heavy rain shower | 10° /6° | 15.8 mm | 0 cm | |
| Dec. 28 | Overcast | 12° /8° | 0.8 mm | 0 cm | |
| Dec. 29 | Moderate or heavy rain shower | 9° /7° | 45 mm | 0 cm | |
| Dec. 30 | Overcast | 7° /4° | 0 mm | 0 cm | |
| Dec. 31 |  Light rain | 6° /0° | 5.8 mm | 0 cm | |
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Important Notice
Our weather forecast for Champaign County in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Champaign County forecast closer to your planned date for the most up-to-date weather information.
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Champaign County in December - FAQ
What are the expected maximum and minimum temperatures in Champaign County during December?
Brace for cold days with temperatures not exceeding 4° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Champaign County during December?
Significant rainfall exceeding 114.8 mm is expected in Champaign County during December, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Champaign County in December 2025?
Champaign County experiences an average snowfall of 1.2 cm during December, occurring over 3 days.
What are the typical wind conditions in Champaign County during December?
The average wind speed in Champaign County during December is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
Champaign County snow forecast December 2025
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December rainfall patterns in Champaign County
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Where is Champaign County?Get accurate weather forecasts for Champaign County, located at latitude 40.116 and longitude -88.243. Stay updated with localized weather information tailored for Champaign County.
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