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Fillmore, Illinois Weather Forecast
Fillmore, Illinois Weather
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Weather Forecast for Fillmore, Illinois : Douglas County
Issued: 6:36 pm CST Jan 15, 2026 Latitude: 39.7133661 Longitude: -88.3811627 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday M.L.King Day Tuesday Wednesday Thursday
80% chance of snow on Tonight 40% chance of snow on Friday 20% chance of snow on Saturday Mostly Sunny on Sunday Mostly Sunny on M.L.King Day Mostly Sunny on Tuesday Partly Sunny on Wednesday Partly Sunny on Thursday
Low: 21°F High: 39°F High: 22°F High: 23°F High: 16°F High: 25°F High: 36°F High: 35°F
Low: 18°F Low: 8 °F Low: 7 °F Low: 4°F Low: 17°F Low: 16°F  
Snow Snow Snow Mostly Sunny Mostly Sunny Mostly Sunny Partly Sunny Partly Sunny
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Current Conditions at
MATTOON - (KMTO)
23°
Clear
as of 6:53 PM CST
Rel. Humidity: 57%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
8 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
CHAMPAIGN - (KCMI)
19°
Clear
as of 6:53 PM CST
Rel. Humidity: 73%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
8 MPH
180° South
Cloud Level(s): Clear
Current Conditions at
DECATUR - (KDEC)
25°
Feels like 13°F
Clear
as of 6:54 PM CST
Rel. Humidity: 53%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: VFR
Wind Data
13 MPH
180° South
Cloud Level(s): Clear
Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
19°
Clear
as of 6:55 PM CST
Rel. Humidity: 73%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
80% chance of snow Tonight Tonight... Snow, mainly before 2am. Low around 21. South wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.

40% chance of snow Friday Friday... A 40 percent chance of snow after noon. Mostly cloudy, with a high near 39. West wind 13 to 18 mph, with gusts as high as 28 mph.

30% chance of snow Friday Night Friday Night... A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 18. West wind 10 to 14 mph, with gusts as high as 18 mph.

20% chance of snow Saturday Saturday... A chance of flurries. Partly sunny, with a high near 22. Wind chill values between 5 and 10. West northwest wind 14 to 18 mph, with gusts as high as 26 mph.

20% chance of snow Saturday Night Saturday Night... A chance of flurries before midnight. Partly cloudy, with a low around 8. West wind 9 to 11 mph, with gusts as high as 20 mph.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 23. Southwest wind 9 to 15 mph, with gusts as high as 24 mph.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 7. Southwest wind 10 to 17 mph becoming west northwest after midnight. Winds could gust as high as 25 mph.

Mostly Sunny on M.L.King Day M.L.King Day... Mostly sunny, with a high near 16. Blustery.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 4.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 25.

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

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 36.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 16.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 35.

Current Radar Image


Sun Almanac for Fillmore, Illinois
Sunrise: 07:13 AM
Sunset: 4:53 PM
Civil Sunrise:06:43 AM
Civil Sunset: 5:23 PM
Nautical Sunrise: 06:10 AM
Nautical Sunset: 5:56 PM
Astro Sunrise: 05:37 AM
Astro Sunset: 6:29 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.