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Champaign, Illinois Weather Forecast
Champaign, Illinois Weather
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Weather Forecast for Champaign, Illinois : Champaign County
Issued: 3:44 am CST Dec 2, 2025 Latitude: 40.1164205 Longitude: -88.2433829 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
Mostly Cloudy on Today Mostly Cloudy on Tonight 20% chance of rain & snow on Wednesday Sunny on Thursday Partly Sunny on Friday Mostly Cloudy on Saturday Mostly Cloudy on Sunday Partly Sunny on Monday
High: 23°F Low: 16°F High: 34°F High: 14°F High: 26°F High: 29°F High: 27°F High: 27°F
Low: 4 °F Low: -1°F Low: 16°F Low: 17°F Low: 8°F  
Mostly Cloudy Mostly Cloudy Rain & Snow Sunny Partly Sunny Mostly Cloudy Mostly Cloudy Partly Sunny
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Current Conditions at
CHAMPAIGN - (KCMI)
21°
Feels like 8°F
Cloudy
as of 3:53 AM CST
Rel. Humidity: 92%
Dew Point: 19°F
Visibility: 1 Miles
Pressure: 30.00 in.
Flight Rule: IFR
Wind Data
14 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 700ft
Current Conditions at
RANTOUL - (KTIP)
21°
Feels like 10°F
Cloudy
as of 4:35 AM CST
Rel. Humidity: 92%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: IFR
Wind Data
9 MPH
310° Northwest
Cloud Level(s): Solid Overcast at 600ft
Current Conditions at
DECATUR - (KDEC)
19°
Feels like 8°F
Cloudy
as of 3:54 AM CST
Rel. Humidity: 92%
Dew Point: 18°F
Visibility: 8 Miles
Pressure: 30.03 in.
Flight Rule: IFR
Wind Data
9 MPH
310° Northwest
Cloud Level(s): Solid Overcast at 800ft
Mostly Cloudy on Today Today... Mostly cloudy, with a high near 23. Northwest wind around 7 mph becoming southwest in the afternoon.

Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 16. Wind chill values between 5 and 10. South southwest wind 6 to 10 mph, with gusts as high as 21 mph.

20% chance of rain & snow Wednesday Wednesday... A slight chance of rain before 1pm, then a slight chance of rain and snow between 1pm and 3pm, then a slight chance of snow after 3pm. Mostly cloudy, with a high near 34. South southwest wind 7 to 10 mph becoming west in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 20%.

Partly Cloudy on Wednesday Night Wednesday Night... Cloudy, then gradually becoming partly cloudy, with a low around 4. Wind chill values between -2 and -7. North northwest wind 7 to 10 mph, with gusts as high as 15 mph.

Sunny on Thursday Thursday... Sunny, with a high near 14. North northwest wind 5 to 9 mph becoming calm in the afternoon.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around -1. Calm wind becoming south around 6 mph after midnight.

Partly Sunny on Friday Friday... Partly sunny, with a high near 26. South southwest wind 6 to 8 mph.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 16.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 29.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 17.

Mostly Cloudy on Sunday Sunday... Mostly cloudy, with a high near 27.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 8.

Partly Sunny on Monday Monday... Partly sunny, with a high near 27.

Current Radar Image


Sun Almanac for Champaign, Illinois
Sunrise: 06:57 AM
Sunset: 4:28 PM
Civil Sunrise:06:27 AM
Civil Sunset: 4:58 PM
Nautical Sunrise: 05:54 AM
Nautical Sunset: 5:32 PM
Astro Sunrise: 05:21 AM
Astro Sunset: 6:04 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.