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Fillmore, Illinois Weather Forecast
Fillmore, Illinois Weather
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Weather Forecast for Fillmore, Illinois : Douglas County
Issued: 3:36 am CST Jan 1, 2026 Latitude: 39.7133661 Longitude: -88.3811627 View on Google Maps

MouseOver for Detail Forecast
New Year's Day Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Sunny on New Year's Day Cloudy on Tonight Partly Sunny on Friday Mostly Cloudy on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday Partly Sunny on Tuesday Partly Sunny on Wednesday
High: 31°F Low: 20°F High: 35°F High: 36°F High: 38°F High: 51°F High: 55°F High: 52°F
  Low: 22°F Low: 19°F Low: 28°F Low: 33°F Low: 37°F  
Mostly Sunny Cloudy Partly Sunny Mostly Cloudy Mostly Sunny Mostly Sunny Partly Sunny Partly Sunny
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Current Conditions at
MATTOON - (KMTO)
28°
Feels like 17°F
Cloudy
Mist
as of 4:53 AM CST
Rel. Humidity: 100%
Dew Point: 28°F
Visibility: 4 Miles
Pressure: 29.98 in.
Flight Rule: IFR
Wind Data
13 MPH
030° Northeast
Cloud Level(s): Solid Overcast at 500ft
Current Conditions at
CHAMPAIGN - (KCMI)
25°
Feels like 13°F
Cloudy
as of 5:11 AM CST
Rel. Humidity: 79%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: MVFR
Wind Data
13 MPH
0° North
Cloud Level(s): Broken at 1000ft, Solid Overcast at 2200ft
Current Conditions at
DECATUR - (KDEC)
27°
Feels like 14°F
Cloudy
as of 4:54 AM CST
Rel. Humidity: 58%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: MVFR
Wind Data
15 MPH
010° North
Cloud Level(s): Solid Overcast at 1800ft
Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
28°
Cloudy
as of 4:55 AM CST
Rel. Humidity: 79%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: MVFR
Wind Data
3 MPH
030° Northeast
Cloud Level(s): Broken at 1200ft, Solid Overcast at 1900ft
Mostly Sunny on New Year's Day New Year's Day... Mostly sunny, with a high near 31. North northeast wind 5 to 10 mph becoming light and variable in the afternoon.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 20. Light north northeast wind.
Partly Sunny on Friday Friday... Partly sunny, with a high near 35. Calm wind becoming northeast around 5 mph in the afternoon.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 22. Northeast wind around 6 mph.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, then gradually becoming sunny, with a high near 36. Northeast wind 3 to 6 mph.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 19. Light north northwest wind.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 38. Calm wind becoming south southeast around 6 mph in the afternoon.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 28.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 51.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 33.
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 37.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 52.
Current Radar Image


Sun Almanac for Fillmore, Illinois
Sunrise: 07:15 AM
Sunset: 4:40 PM
Civil Sunrise:06:44 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 06:11 AM
Nautical Sunset: 5:44 PM
Astro Sunrise: 05:38 AM
Astro Sunset: 6:17 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.