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Fillmore, Illinois Weather Forecast
Fillmore, Illinois Weather
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Weather Forecast for Fillmore, Illinois : Douglas County
Issued: 4:46 pm CST Jan 4, 2026 Latitude: 39.7133661 Longitude: -88.3811627 View on Google Maps

MouseOver for Detail Forecast
Tonight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
Clearing on Tonight Mostly Sunny on Monday Partly Sunny on Tuesday Sunny on Wednesday 60% chance of rain on Thursday 40% chance of rain on Friday Partly Sunny on Saturday Mostly Sunny on Sunday
Low: 31°F High: 50°F High: 58°F High: 56°F High: 56°F High: 51°F High: 40°F High: 34°F
Low: 40°F Low: 33°F Low: 42°F Low: 41°F Low: 31°F Low: 20°F  
Clearing Mostly Sunny Partly Sunny Sunny Rain Rain Partly Sunny Mostly Sunny
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Current Conditions at
MATTOON - (KMTO)
34°
Clear
as of 6:53 PM CST
Rel. Humidity: 69%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
8 MPH
150° Southeast
Cloud Level(s): Clear
Current Conditions at
CHAMPAIGN - (KCMI)
34°
Feels like 25°F
Clear
as of 6:53 PM CST
Rel. Humidity: 64%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
12 MPH
140° Southeast
Cloud Level(s): Clear
Current Conditions at
DECATUR - (KDEC)
34°
Feels like 25°F
Clear
as of 6:54 PM CST
Rel. Humidity: 69%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
10 MPH
160° South
Cloud Level(s): Clear
Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
32°
Clear
as of 7:35 PM CST
Rel. Humidity: 68%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Clearing on Tonight Tonight... Mostly cloudy during the early evening, then gradual clearing, with a low around 31. South wind 9 to 11 mph, with gusts as high as 20 mph.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 50. South southwest wind 8 to 10 mph, with gusts as high as 18 mph.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 40. South wind 7 to 11 mph, with gusts as high as 20 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 58. South southwest wind 9 to 15 mph becoming west in the afternoon. Winds could gust as high as 22 mph.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 33. West wind 3 to 7 mph.

Sunny on Wednesday Wednesday... Sunny, with a high near 56. Light and variable wind becoming south southwest 5 to 7 mph in the morning.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 42. South wind 6 to 9 mph, with gusts as high as 15 mph.

60% chance of rain Thursday Thursday... Rain likely, mainly after noon. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.

70% chance of rain Thursday Night Thursday Night... Rain likely, mainly before midnight. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.

40% chance of rain Friday Friday... A 40 percent chance of rain. Partly sunny, with a high near 51.

20% chance of rain Friday Night Friday Night... A chance of rain. Mostly cloudy, with a low around 31.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 40.

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

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 34.

Current Radar Image


Sun Almanac for Fillmore, Illinois
Sunrise: 07:15 AM
Sunset: 4:42 PM
Civil Sunrise:06:45 AM
Civil Sunset: 5:13 PM
Nautical Sunrise: 06:11 AM
Nautical Sunset: 5:46 PM
Astro Sunrise: 05:38 AM
Astro Sunset: 6:19 PM
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