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Fillmore, Illinois Weather Forecast
Fillmore, Illinois Weather
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Weather Forecast for Fillmore, Illinois : Douglas County
Issued: 8:36 pm CST Dec 5, 2025 Latitude: 39.7133661 Longitude: -88.3811627 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
Mostly Cloudy on Tonight Mostly Cloudy on Saturday 50% chance of rain & snow on Sunday Mostly Sunny on Monday Partly Sunny on Tuesday 40% chance of rain on Wednesday Mostly Cloudy on Thursday Mostly Cloudy on Friday
Low: 21°F High: 32°F High: 33°F High: 24°F High: 38°F High: 40°F High: 34°F High: 24°F
Low: 26°F Low: 12°F Low: 13°F Low: 29°F Low: 20°F Low: 14°F  
Mostly Cloudy Mostly Cloudy Rain & Snow Mostly Sunny Partly Sunny Rain Mostly Cloudy Mostly Cloudy
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Current Conditions at
MATTOON - (KMTO)
28°
Feels like 19°F
Clear
as of 8:53 PM CST
Rel. Humidity: 68%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
10 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
CHAMPAIGN - (KCMI)
25°
Feels like 12°F
Mostly Clear
as of 8:53 PM CST
Rel. Humidity: 73%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: VFR
Wind Data
15 MPH
190° South
Cloud Level(s): Few at 7500ft
Current Conditions at
DECATUR - (KDEC)
27°
Feels like 16°F
Clear
as of 8:54 PM CST
Rel. Humidity: 68%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
10 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
28°
Feels like 18°F
Partly Cloudy
as of 9:15 PM CST
Rel. Humidity: 68%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
12 MPH
190° South
Cloud Level(s): Scattered at 4100ft
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 21. South wind 7 to 10 mph becoming west after midnight. Winds could gust as high as 18 mph.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 32. West wind 5 to 7 mph becoming calm in the afternoon.

40% chance of snow Saturday Night Saturday Night... A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 26. Calm wind becoming south southeast 5 to 7 mph after midnight.

50% chance of rain & snow Sunday Sunday... A chance of rain and snow before noon. Cloudy, with a high near 33. South southeast wind 7 to 10 mph becoming north in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 50%.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 12. North wind 6 to 10 mph, with gusts as high as 16 mph.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 24. North northeast wind around 6 mph becoming light and variable in the afternoon.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 13. Light and variable wind becoming south southwest 8 to 13 mph in the evening. Winds could gust as high as 20 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 38.

30% chance of rain Tuesday Night Tuesday Night... A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 29.

40% chance of rain Wednesday Wednesday... A 40 percent chance of rain. Mostly cloudy, with a high near 40.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 20.

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

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

Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 24.

Current Radar Image


Sun Almanac for Fillmore, Illinois
Sunrise: 07:00 AM
Sunset: 4:29 PM
Civil Sunrise:06:30 AM
Civil Sunset: 4:59 PM
Nautical Sunrise: 05:56 AM
Nautical Sunset: 5:33 PM
Astro Sunrise: 05:23 AM
Astro Sunset: 6:05 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.