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Champaign, Illinois Weather Forecast
Champaign, Illinois Weather
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Weather Forecast for Champaign, Illinois : Champaign County
Issued: 5:36 am CST Dec 4, 2025 Latitude: 40.1164205 Longitude: -88.2433829 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Sunny on Today Morning Fog on Tonight Mostly Sunny on Friday Mostly Cloudy on Saturday 30% chance of snow on Sunday Mostly Sunny on Monday Mostly Cloudy on Tuesday 20% chance of rain on Wednesday
High: 16°F Low: 1 °F High: 30°F High: 31°F High: 27°F High: 23°F High: 34°F High: 36°F
Low: 21°F Low: 19°F Low: 9°F Low: 14°F Low: 25°F  
Sunny Morning Fog Mostly Sunny Mostly Cloudy Snow Mostly Sunny Mostly Cloudy Rain
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Current Conditions at
CHAMPAIGN - (KCMI)
14°
Feels like -2°F
Clear
as of 4:53 AM CST
Rel. Humidity: 72%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.32 in.
Flight Rule: VFR
Wind Data
17 MPH
0° North
Cloud Level(s): Clear
Current Conditions at
RANTOUL - (KTIP)
12°
Feels like -2°F
Clear
as of 5:15 AM CST
Rel. Humidity: 72%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: VFR
Wind Data
13 MPH
350° North
Cloud Level(s): Clear
Current Conditions at
DECATUR - (KDEC)
14°
Feels like 0°F
Clear
as of 4:54 AM CST
Rel. Humidity: 72%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.34 in.
Flight Rule: VFR
Wind Data
13 MPH
350° North
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 16. Wind chill values between -4 and 6. North wind 5 to 10 mph becoming light north northeast. Winds could gust as high as 15 mph.

Morning Fog on Tonight Tonight... Patchy freezing fog between 3am and 4am. Partly cloudy, with a low around 1. Wind chill values between -3 and -8. Light and variable wind becoming south southwest around 6 mph after midnight.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 30. Wind chill values between -1 and 9. South southwest wind 5 to 8 mph.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 21. South wind 6 to 8 mph becoming west after midnight.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 31. West wind around 6 mph becoming light and variable in the afternoon.

30% chance of snow Saturday Night Saturday Night... A 30 percent chance of snow after midnight. Cloudy, with a low around 19. North northeast wind 3 to 6 mph.

30% chance of snow Sunday Sunday... A 30 percent chance of snow before noon. Mostly cloudy, with a high near 27. North northeast wind 6 to 8 mph.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 9.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 23.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 14.

Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 34.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 25.

20% chance of rain Wednesday Wednesday... A chance of rain. Mostly cloudy, with a high near 36.

Current Radar Image


Sun Almanac for Champaign, Illinois
Sunrise: 06:59 AM
Sunset: 4:27 PM
Civil Sunrise:06:29 AM
Civil Sunset: 4:58 PM
Nautical Sunrise: 05:55 AM
Nautical Sunset: 5:31 PM
Astro Sunrise: 05:23 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.