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Fillmore, Illinois Weather Forecast
Fillmore, Illinois Weather
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Weather Forecast for Fillmore, Illinois : Douglas County
Issued: 4:27 am CST Jan 15, 2026 Latitude: 39.7133661 Longitude: -88.3811627 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Friday Saturday Sunday M.L.King Day Tuesday Wednesday
Sunny on Today 80% chance of snow on Tonight Mostly Cloudy on Friday Flurries on Saturday Mostly Sunny on Sunday Mostly Sunny on M.L.King Day Sunny on Tuesday Partly Sunny on Wednesday
High: 28°F Low: 23°F High: 39°F High: 22°F High: 20°F High: 18°F High: 22°F High: 35°F
Low: 17°F Low: 7 °F Low: 8°F Low: 4°F Low: 13°F  
Sunny Snow Mostly Cloudy Flurries Mostly Sunny Mostly Sunny Sunny Partly Sunny
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Current Conditions at
MATTOON - (KMTO)
14°
Feels like 0°F
Mostly Cloudy
as of 6:03 AM CST
Rel. Humidity: 72%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: MVFR
Wind Data
13 MPH
310° Northwest
Cloud Level(s): Broken at 2600ft
Current Conditions at
CHAMPAIGN - (KCMI)
16°
Feels like 0°F
Cloudy
as of 5:53 AM CST
Rel. Humidity: 61%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: MVFR
Wind Data
17 MPH
330° Northwest
Cloud Level(s): Solid Overcast at 2300ft
Current Conditions at
DECATUR - (KDEC)
14°
Feels like 1°F
Clear
as of 5:54 AM CST
Rel. Humidity: 66%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
9 MPH
340° North
Cloud Level(s): Clear
Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
14°
Feels like 1°F
Partly Cloudy
as of 6:35 AM CST
Rel. Humidity: 72%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
10 MPH
320° Northwest
Cloud Level(s): Scattered at 3800ft
Sunny on Today Today... Sunny, with a high near 28. Wind chill values between 1 and 11. Northwest wind 8 to 13 mph becoming south southwest in the afternoon. Winds could gust as high as 18 mph.

80% chance of snow Tonight Tonight... Snow, mainly between 9pm and 3am. Low around 23. South southwest wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 39. West wind 13 to 18 mph, with gusts as high as 29 mph.

30% chance of snow Friday Night Friday Night... Scattered snow showers, mainly after midnight. Mostly cloudy, with a low around 17. West wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

Flurries on Saturday Saturday... Scattered flurries. Mostly cloudy, with a high near 22. West wind 14 to 17 mph, with gusts as high as 25 mph.

Flurries on Saturday Night Saturday Night... Scattered flurries before midnight. Partly cloudy, with a low around 7. West wind around 11 mph, with gusts as high as 18 mph.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 20. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.

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

Mostly Sunny on M.L.King Day M.L.King Day... Mostly sunny, with a high near 18.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 4.

Sunny on Tuesday Tuesday... Sunny, with a high near 22.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 13.

Partly Sunny on Wednesday Wednesday... 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.