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Fillmore, Illinois Weather Forecast
Fillmore, Illinois Weather
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Weather Forecast for Fillmore, Illinois : Douglas County
Issued: 1:52 am CST Jan 5, 2026 Latitude: 39.7133661 Longitude: -88.3811627 View on Google Maps

MouseOver for Detail Forecast
Overnight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
Mostly Clear on Overnight Mostly Sunny on Monday Partly Sunny on Tuesday Sunny on Wednesday 70% chance of rain on Thursday 60% chance of rain on Friday Partly Sunny on Saturday Mostly Sunny on Sunday
Low: 29°F High: 50°F High: 55°F High: 55°F High: 58°F High: 58°F High: 40°F High: 33°F
Low: 40°F Low: 32°F Low: 42°F Low: 48°F Low: 33°F Low: 22°F  
Mostly Clear Mostly Sunny Partly Sunny Sunny Rain Rain Partly Sunny Mostly Sunny
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Current Conditions at
MATTOON - (KMTO)
34°
Feels like 25°F
Clear
as of 1:53 AM CST
Rel. Humidity: 64%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
12 MPH
180° South
Cloud Level(s): Clear
Current Conditions at
CHAMPAIGN - (KCMI)
30°
Feels like 19°F
Clear
as of 1:53 AM CST
Rel. Humidity: 80%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
14 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
DECATUR - (KDEC)
34°
Feels like 24°F
Clear
as of 1:54 AM CST
Rel. Humidity: 64%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
13 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
32°
Clear
as of 1:55 AM CST
Rel. Humidity: 68%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 29. South southwest wind around 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 17 mph.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 40. South southeast wind 7 to 14 mph, with gusts as high as 21 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 55. South southwest wind 10 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 32. West northwest wind 5 to 8 mph.

Sunny on Wednesday Wednesday... Sunny, with a high near 55. West southwest wind 5 to 9 mph becoming south in the afternoon.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 42. South wind 7 to 10 mph, with gusts as high as 17 mph.

70% chance of rain Thursday Thursday... Rain likely, mainly after noon. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.

80% chance of rain Thursday Night Thursday Night... Rain. Low around 48. Chance of precipitation is 80%.

60% chance of rain Friday Friday... Rain likely, mainly after noon. Partly sunny, with a high near 58. Chance of precipitation is 60%.

20% chance of rain Friday Night Friday Night... A chance of rain. Mostly cloudy, with a low around 33.

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

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 22.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 33.

Current Radar Image


Sun Almanac for Fillmore, Illinois
Sunrise: 07:15 AM
Sunset: 4:43 PM
Civil Sunrise:06:45 AM
Civil Sunset: 5:13 PM
Nautical Sunrise: 06:11 AM
Nautical Sunset: 5:47 PM
Astro Sunrise: 05:38 AM
Astro Sunset: 6:20 PM
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