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Fillmore, Illinois Weather Forecast
Fillmore, Illinois Weather
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Weather Forecast for Fillmore, Illinois : Douglas County
Issued: 12:22 am CST Dec 10, 2025 Latitude: 39.7133661 Longitude: -88.3811627 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
70% chance of rain on Overnight 50% chance of rain & snow on Wednesday Mostly Cloudy on Thursday Mostly Cloudy on Friday 30% chance of snow on Saturday Sunny on Sunday Partly Sunny on Monday Mostly Sunny on Tuesday
Low: 36°F High: 30 °F High: 31°F High: 34°F High: 23°F High: 12°F High: 27°F High: 33°F
Low: 20°F Low: 24°F Low: 15°F Low: -1°F Low: 1°F Low: 15°F  
Rain Rain & Snow Mostly Cloudy Mostly Cloudy Snow Sunny Partly Sunny Mostly Sunny
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Current Conditions at
MATTOON - (KMTO)
41°
Feels like 33°F
Cloudy
as of 12:53 AM CST
Rel. Humidity: 80%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 29.54 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 30 MPH
200° South
Cloud Level(s): Solid Overcast at 10000ft
Current Conditions at
CHAMPAIGN - (KCMI)
39°
Feels like 28°F
Cloudy
as of 12:53 AM CST
Rel. Humidity: 80%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.49 in.
Flight Rule: VFR
Wind Data
23 MPH
Gust: 35 MPH
210° Southwest
Cloud Level(s): Solid Overcast at 6500ft
Current Conditions at
DECATUR - (KDEC)
39°
Feels like 29°F
Cloudy
as of 12:54 AM CST
Rel. Humidity: 80%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.51 in.
Flight Rule: VFR
Wind Data
20 MPH
Gust: 28 MPH
220° Southwest
Cloud Level(s): Scattered at 7000ft, Scattered at 8500ft, Solid Overcast at 10000ft
Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
41°
Feels like 31°F
Cloudy
as of 1:35 AM CST
Rel. Humidity: 80%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 29.53 in.
Flight Rule: VFR
Wind Data
23 MPH
Gust: 36 MPH
220° Southwest
Cloud Level(s): Scattered at 8000ft, Solid Overcast at 10000ft
70% chance of rain Overnight Overnight... Showers likely, mainly before 3am. Cloudy, with a low around 36. Breezy, with a southwest wind around 21 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
50% chance of rain & snow Wednesday Wednesday... A chance of rain before 8am, then a chance of rain and snow between 8am and 3pm, then a slight chance of snow after 3pm. Mostly cloudy, with a temperature falling to around 30 by 5pm. Breezy, with a northwest wind 15 to 23 mph, with gusts as high as 46 mph. Chance of precipitation is 50%.
20% chance of snow Wednesday Night Wednesday Night... A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 20. Northwest wind 7 to 13 mph, with gusts as high as 20 mph.
Mostly Cloudy on Thursday Thursday... Mostly cloudy, with a high near 31. West northwest wind around 6 mph becoming south in the afternoon.
50% chance of snow Thursday Night Thursday Night... A 50 percent chance of snow. Cloudy, with a low around 24. South southeast wind 5 to 8 mph.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 34. East wind 8 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 16 mph.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 15. Northwest wind 8 to 10 mph, with gusts as high as 15 mph.
30% chance of snow Saturday Saturday... A 30 percent chance of snow after noon. Mostly cloudy, with a high near 23.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around -1.
Sunny on Sunday Sunday... Sunny, with a high near 12.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 1.
Partly Sunny on Monday Monday... Partly sunny, with a high near 27.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 15.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 33.
Current Radar Image


Sun Almanac for Fillmore, Illinois
Sunrise: 07:04 AM
Sunset: 4:29 PM
Civil Sunrise:06:34 AM
Civil Sunset: 4:59 PM
Nautical Sunrise: 06:00 AM
Nautical Sunset: 5:33 PM
Astro Sunrise: 05:27 AM
Astro Sunset: 6:06 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.