Fillmore, Illinois Weather
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Weather Forecast for Fillmore, Illinois : Douglas County
Issued: 7:39 am CDT Sep 16, 2025 Latitude: 39.7133661 Longitude: -88.3811627 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
Mostly Sunny on Today Mostly Clear on Tonight Sunny on Wednesday Sunny on Thursday Partly Sunny on Friday 30% chance of thunderstorms on Saturday 20% chance of on Sunday Partly Sunny on Monday
High: 92°F Low: 57°F High: 91°F High: 92°F High: 91°F High: 84°F High: 84°F High: 85°F
Low: 60°F Low: 62°F Low: 62°F Low: 62°F Low: 63°F  
Mostly Sunny Mostly Clear Sunny Sunny Partly Sunny Thunderstorms Partly Sunny Partly Sunny
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Current Conditions at
MATTOON - (KMTO)
57°
Clear
as of 6:53 AM CDST
Rel. Humidity: 93%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
3 MPH
010° North
Cloud Level(s): Clear
Current Conditions at
CHAMPAIGN - (KCMI)
63°
Clear
as of 6:53 AM CDST
Rel. Humidity: 77%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
6 MPH
070° East
Cloud Level(s): Clear
Current Conditions at
DECATUR - (KDEC)
61°
Clear
as of 6:54 AM CDST
Rel. Humidity: 82%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
6 MPH
030° Northeast
Cloud Level(s): Clear
Mostly Sunny on Today Today... Mostly sunny, with a high near 92. East northeast wind 5 to 8 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 57. Northeast wind 3 to 7 mph.
Sunny on Wednesday Wednesday... Sunny, with a high near 91. Light east northeast wind.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 60. Light east southeast wind.
Sunny on Thursday Thursday... Sunny, with a high near 92. Calm wind becoming south southeast around 6 mph in the morning.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 62. Southeast wind 3 to 6 mph.
Partly Sunny on Friday Friday... Partly sunny, with a high near 91. South wind 3 to 7 mph.
40% chance of rain Friday Night Friday Night... A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 62.
30% chance of thunderstorms Saturday Saturday... A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.
30% chance of rain Saturday Night Saturday Night... A 30 percent chance of showers. Partly cloudy, with a low around 62.
20% chance of Sunday Sunday... A chance of showers. Partly sunny, with a high near 84.
20% chance of rain Sunday Night Sunday Night... A chance of showers. Mostly cloudy, with a low around 63.
Partly Sunny on Monday Monday... Partly sunny, with a high near 85.
Sun Almanac for Fillmore, Illinois
Sunrise: 06:36 AM
Sunset: 7:00 PM
Civil Sunrise:06:09 AM
Civil Sunset: 7:27 PM
Nautical Sunrise: 05:37 AM
Nautical Sunset: 7:59 PM
Astro Sunrise: 05:05 AM
Astro Sunset: 8:32 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.