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Weather in Champaign, Illinois for December 2025

Your guide to Champaign weather in December - trends and predictions

    Snow Forecast ❄️

  • With an average of 3 snowy days, Champaign usually enjoys a light touch of snow in December.
    According to Champaign snow forecast for December 2025, 3 snowy days are expected in the next 2 weeks. The closest date with snow is Thursday, December 11.

    • Temperatures

  • Until now, December 2025 in Champaign is slightly cooler than the historical average by -0.9 °F.

  • The forecast for the next days in Champaign predicts temperatures to be around 1 °F, close to the historical average.

  • In general, the average temperature in Champaign at the beginning of December is 0.1 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 7.9 °F by the end of December.

    • Rain 🌧️

  • 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.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
15
Dry days
Average rainy days
13
Rainy days
Average snowy days
3
Snow days
Average temperatures
4°/-2°
Temperatures
Average wind speed
23 km/h
Avg max wind
Average humidity
80 %
Avg humidity

Champaign Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
-0°
2
Light freezing rain
-1°
3
Sunny
0°
4
Moderate rain at times
-1°
5
Partly cloudy
-2°
6
Overcast
1°
7
Partly cloudy
4°
8
Cloudy
4°
9
Partly cloudy
3°
10
Overcast
2°
11
Overcast
-2°
12
Light freezing rain
-3°
13
Cloudy
-8°
14
Partly cloudy
-5°
15
Patchy moderate snow
-2°
16
Overcast
-2°
17
Sunny
3°
18
Partly cloudy
3°
19
Sunny
3°
20
Partly cloudy
7°
21
Partly cloudy
6°
22
Partly cloudy
9°
23
Overcast
4°
24
Overcast
2°
25
Light freezing rain
3°
26
Patchy rain possible
8°
27
Moderate or heavy rain shower
10°
28
Overcast
12°
29
Moderate or heavy rain shower
9°
30
Overcast
7°
31
Light rain
6°

Temperatures trend during December in Champaign

See the weather trend as well as the moving average line

December weather in Champaign day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
Dec. 1 Sunny
Sunny
 0° /-7° 0 mm 0 cm
Dec. 2 Light freezing rain
Light freezing rain
 -1° /-7° 8.2 mm 4.4 cm
Dec. 3 Sunny
Sunny
 0° /-7° 0 mm 0 cm
Dec. 4 Moderate rain at times
Moderate rain at times
 -1° /-7° 0.4 mm 0 cm
Dec. 5 Partly cloudy
Partly cloudy
 -2° /-11° 0 mm 0 cm
Dec. 6 Overcast
Overcast
 1° /-5° 0 mm 0 cm
Dec. 7 Partly cloudy
Partly cloudy
 4° /-4° 0 mm 0 cm
Dec. 8 Cloudy
Cloudy
 4° /-2° 1.8 mm 0 cm
Dec. 9 Partly cloudy
Partly cloudy
 3° /-9° 0 mm 0 cm
Dec. 10 Overcast
Overcast
 2° /-2° 0 mm 0 cm
Dec. 11 Overcast
Overcast
 -2° /-3° 0.1 mm 0 cm
Dec. 12 Light freezing rain
Light freezing rain
 -3° /-11° 0.5 mm 0.3 cm
Dec. 13 Cloudy
Cloudy
 -8° /-14° 0 mm 0 cm
Dec. 14 Partly cloudy
Partly cloudy
 -5° /-11° 0 mm 0 cm
Dec. 15 Patchy moderate snow
Patchy moderate snow
 -2° /-8° 0.9 mm 0.4 cm
Dec. 16 Overcast
Overcast
 -2° /-9° 0 mm 0 cm
Dec. 17 Sunny
Sunny
 3° /-7° 0 mm 0 cm
Dec. 18 Partly cloudy
Partly cloudy
 3° /-3° 0 mm 0 cm
Dec. 19 Sunny
Sunny
 3° /-6° 0 mm 0 cm
Dec. 20 Partly cloudy
Partly cloudy
 7° /-2° 0 mm 0 cm
Dec. 21 Partly cloudy
Partly cloudy
 6° /-2° 0 mm 0 cm
Dec. 22 Partly cloudy
Partly cloudy
 9° /3° 0 mm 0 cm
Dec. 23 Overcast
Overcast
 4° /-1° 0 mm 0 cm
Dec. 24 Overcast
Overcast
 2° /0° 0 mm 0 cm
Dec. 25 Light freezing rain
Light freezing rain
 3° /0° 2.6 mm 0.4 cm
Dec. 26 Patchy rain possible
Patchy rain possible
 8° /3° 0.1 mm 0 cm
Dec. 27 Moderate or heavy rain shower
Moderate or heavy rain shower
 10° /6° 15.8 mm 0 cm
Dec. 28 Overcast
Overcast
 12° /8° 0.8 mm 0 cm
Dec. 29 Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /7° 45 mm 0 cm
Dec. 30 Overcast
Overcast
 7° /4° 0 mm 0 cm
Dec. 31 Light rain
Light rain
 6° /0° 5.8 mm 0 cm
Next
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 ❄️
On average, Champaign sees 3 snowy days during December, with approximately 1.2 cm of total snowfall.

December rainfall patterns in Champaign

Explore the daily rainfall trends and prepare for Champaigns December weather 💧
Typically, Champaign has 13 rainy days in December with a total of 114.8 mm of rainfall.

Quick links

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Location coordinates Where is Champaign?

Get accurate weather forecasts for Champaign, located at latitude 40.116 and longitude -88.243. Stay updated with localized weather information tailored for Champaign.

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