Champaign (IL)
December
Weather in Champaign, Illinois for December 2025
Your guide to Champaign weather in December - trends and predictions
With an average of 3 snowy days, Champaign usually enjoys a light touch of snow in December.
In general, the average temperature in Champaign 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 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 Weather December
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Temperatures trend during December in Champaign
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December weather in Champaign 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 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 forecast closer to your planned date for the most up-to-date weather information.
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Champaign in December - FAQ
What are the expected maximum and minimum temperatures in Champaign 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 during December?
Significant rainfall exceeding 114.8 mm is expected in Champaign during December, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Champaign in December 2025?
Champaign experiences an average snowfall of 1.2 cm during December, occurring over 3 days.
What are the typical wind conditions in Champaign during December?
The average wind speed in Champaign during December is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
Champaign snow forecast December 2025
Track daily snowfall levels and discover Champaign’s snowy potential this December ❄️
December rainfall patterns in Champaign
Explore the daily rainfall trends and prepare for Champaigns December weather 💧
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