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Fillmore, Illinois Weather Forecast
Fillmore, Illinois Weather
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Weather Forecast for Fillmore, Illinois : Douglas County
Issued: 10:16 pm CST Dec 18, 2025 Latitude: 39.7133661 Longitude: -88.3811627 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Christmas Day
40% chance of snow on Tonight Clearing on Friday Partly Sunny on Saturday Sunny on Sunday Partly Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday Partly Sunny on Christmas Day
Low: 16°F High: 30°F High: 47°F High: 35°F High: 43°F High: 55°F High: 59°F High: 63°F
Low: 22°F Low: 21°F Low: 22°F Low: 34°F Low: 39°F Low: 49°F  
Snow Clearing Partly Sunny Sunny Partly Sunny Partly Sunny Mostly Cloudy Partly Sunny
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Current Conditions at
MATTOON - (KMTO)
30°
Feels like 15°F
Cloudy
as of 9:53 PM CST
Rel. Humidity: 80%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.61 in.
Flight Rule: MVFR
Wind Data
29 MPH
Gust: 43 MPH
290° West
Cloud Level(s): Solid Overcast at 2400ft
Current Conditions at
CHAMPAIGN - (KCMI)
28°
Feels like 13°F
Cloudy
as of 9:53 PM CST
Rel. Humidity: 74%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.60 in.
Flight Rule: MVFR
Wind Data
26 MPH
Gust: 39 MPH
290° West
Cloud Level(s): Solid Overcast at 2100ft
Current Conditions at
DECATUR - (KDEC)
28°
Feels like 15°F
Cloudy
as of 9:54 PM CST
Rel. Humidity: 68%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 29.64 in.
Flight Rule: MVFR
Wind Data
18 MPH
Gust: 38 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 2200ft
Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
30°
Feels like 17°F
Cloudy
Light Snow
as of 10:15 PM CST
Rel. Humidity: 86%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 29.62 in.
Flight Rule: MVFR
Wind Data
21 MPH
Gust: 33 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 2000ft
40% chance of snow Tonight Tonight... A 40 percent chance of snow, mainly before 1am. Mostly cloudy, with a low around 16. Wind chill values between -2 and 8. Blustery, with a west northwest wind 22 to 25 mph, with gusts as high as 38 mph.

Clearing on Friday Friday... Cloudy through mid morning, then gradual clearing, with a high near 30. Wind chill values between -2 and 8. Blustery, with a west northwest wind 19 to 24 mph becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 36 mph.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 22. South wind 6 to 11 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 28 mph.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 47. South wind 9 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 28 mph.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 21. West northwest wind 7 to 9 mph, with gusts as high as 16 mph.

Sunny on Sunday Sunday... Sunny, with a high near 35. West northwest wind 5 to 7 mph becoming calm in the afternoon.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 22. Calm wind becoming south southeast 5 to 7 mph in the evening.

Partly Sunny on Monday Monday... Partly sunny, with a high near 43.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 34.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 55.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 39.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 59.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 49.

Partly Sunny on Christmas Day Christmas Day... Partly sunny, with a high near 63.

Current Radar Image


Sun Almanac for Fillmore, Illinois
Sunrise: 07:10 AM
Sunset: 4:31 PM
Civil Sunrise:06:39 AM
Civil Sunset: 5:02 PM
Nautical Sunrise: 06:05 AM
Nautical Sunset: 5:35 PM
Astro Sunrise: 05:32 AM
Astro Sunset: 6:08 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.