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Fillmore, Illinois Weather Forecast
Fillmore, Illinois Weather
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Weather Forecast for Fillmore, Illinois : Douglas County
Issued: 9:46 pm CST Jan 3, 2026 Latitude: 39.7133661 Longitude: -88.3811627 View on Google Maps

MouseOver for Detail Forecast
Tonight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Mostly Cloudy on Tonight Partly Sunny on Sunday Mostly Sunny on Monday Partly Sunny on Tuesday Mostly Sunny on Wednesday 50% chance of rain on Thursday 20% chance of rain on Friday Mostly Cloudy on Saturday
Low: 26°F High: 37°F High: 51°F High: 57°F High: 55°F High: 58°F High: 55°F High: 40°F
Low: 29°F Low: 38°F Low: 35°F Low: 41°F Low: 43°F Low: 32°F  
Mostly Cloudy Partly Sunny Mostly Sunny Partly Sunny Mostly Sunny Rain Rain Mostly Cloudy
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Current Conditions at
MATTOON - (KMTO)
25°
Partly Cloudy
as of 10:53 PM CST
Rel. Humidity: 68%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: VFR
Wind Data
5 MPH
270° West
Cloud Level(s): Scattered at 3400ft
Current Conditions at
CHAMPAIGN - (KCMI)
28°
Cloudy
as of 10:53 PM CST
Rel. Humidity: 74%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: MVFR
Wind Data
3 MPH
250° West
Cloud Level(s): Solid Overcast at 2500ft
Current Conditions at
DECATUR - (KDEC)
30°
Mostly Cloudy
as of 11:03 PM CST
Rel. Humidity: 54%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: MVFR
Wind Data
7 MPH
310° Northwest
Cloud Level(s): Broken at 2200ft
Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
27°
Cloudy
as of 10:55 PM CST
Rel. Humidity: 79%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 3300ft
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 26. North northwest wind 3 to 5 mph.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 37. Calm wind becoming south 5 to 7 mph in the afternoon.

Mostly Clear on Sunday Night Sunday Night... Mostly cloudy, then gradually becoming mostly clear, with a low around 29. South wind 7 to 11 mph, with gusts as high as 20 mph.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 51. South southwest wind 7 to 10 mph, with gusts as high as 17 mph.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 38. South wind 6 to 8 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 57. West southwest wind 7 to 10 mph, with gusts as high as 17 mph.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 35. West wind around 6 mph.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 55.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 41.

50% chance of rain Thursday Thursday... A 50 percent chance of rain. Mostly cloudy, with a high near 58.

20% chance of rain Thursday Night Thursday Night... A chance of rain. Mostly cloudy, with a low around 43.

20% chance of rain Friday Friday... A chance of rain. Mostly cloudy, with a high near 55.

20% chance of rain Friday Night Friday Night... A chance of rain. Mostly cloudy, with a low around 32.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 40.

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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