Fillmore, Illinois Weather
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Weather Forecast for Fillmore, Illinois : Douglas County
Issued: 4:40 am CDT Sep 18, 2025 Latitude: 39.7133661 Longitude: -88.3811627 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Sunny on Today Mostly Clear on Tonight Partly Sunny on Friday Mostly Sunny on Saturday 30% chance of thunderstorms on Sunday 40% chance of rain on Monday 20% chance of on Tuesday Mostly Sunny on Wednesday
High: 91°F Low: 61°F High: 91°F High: 89°F High: 84°F High: 83°F High: 81°F High: 80°F
Low: 63°F Low: 63°F Low: 63°F Low: 62°F Low: 58°F  
Sunny Mostly Clear Partly Sunny Mostly Sunny Thunderstorms Rain Partly Sunny Mostly Sunny
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Current Conditions at
MATTOON - (KMTO)
59°
Clear
as of 4:53 AM CDST
Rel. Humidity: 77%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CHAMPAIGN - (KCMI)
61°
Clear
as of 4:53 AM CDST
Rel. Humidity: 77%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
5 MPH
080° East
Cloud Level(s): Clear
Current Conditions at
DECATUR - (KDEC)
57°
Clear
as of 4:54 AM CDST
Rel. Humidity: 38%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
50°
Clear
as of 5:35 AM CDST
Rel. Humidity: 93%
Dew Point: 48°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 91. Light and variable wind.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 61. East southeast wind 3 to 5 mph.
Partly Sunny on Friday Friday... Partly sunny, with a high near 91. Light and variable wind becoming south around 6 mph in the morning.
30% chance of rain Friday Night Friday Night... A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 63. South wind around 5 mph becoming calm in the evening.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 89. Light and variable wind becoming south 5 to 7 mph in the morning.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 63. South wind 3 to 5 mph.
30% chance of thunderstorms Sunday Sunday... A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 84. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
60% chance of thunderstorms Sunday Night Sunday Night... A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
40% chance of rain Monday Monday... A 40 percent chance of showers. Mostly cloudy, with a high near 83.
50% chance of rain Monday Night Monday Night... A 50 percent chance of showers. Mostly cloudy, with a low around 62.
20% chance of Tuesday Tuesday... A chance of showers. Partly sunny, with a high near 81.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 58.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 80.
Current Radar Image


Sun Almanac for Fillmore, Illinois
Sunrise: 06:38 AM
Sunset: 6:57 PM
Civil Sunrise:06:11 AM
Civil Sunset: 7:24 PM
Nautical Sunrise: 05:39 AM
Nautical Sunset: 7:56 PM
Astro Sunrise: 05:07 AM
Astro Sunset: 8:28 PM
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