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Fillmore, Illinois Weather Forecast
Fillmore, Illinois Weather
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Weather Forecast for Fillmore, Illinois : Douglas County
Issued: 3:36 pm CST Jan 2, 2026 Latitude: 39.7133661 Longitude: -88.3811627 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
Partly Sunny on This Afternoon Cloudy on Tonight Clearing on Saturday Increasing Clouds on Sunday Mostly Sunny on Monday Partly Sunny on Tuesday Mostly Sunny on Wednesday 20% chance of rain on Thursday
High: 33°F Low: 24°F High: 36°F High: 36°F High: 50°F High: 56°F High: 55°F High: 57°F
Low: 19°F Low: 26°F Low: 37°F Low: 35°F Low: 41°F  
Partly Sunny Cloudy Clearing Increasing Clouds Mostly Sunny Partly Sunny Mostly Sunny Rain
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Current Conditions at
MATTOON - (KMTO)
30°
Feels like 21°F
Mostly Clear
as of 2:53 PM CST
Rel. Humidity: 63%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
9 MPH
020° North
Cloud Level(s): Few at 2200ft
Current Conditions at
CHAMPAIGN - (KCMI)
27°
Feels like 16°F
Cloudy
as of 2:53 PM CST
Rel. Humidity: 73%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: MVFR
Wind Data
12 MPH
0° North
Cloud Level(s): Solid Overcast at 1700ft
Current Conditions at
DECATUR - (KDEC)
28°
Feels like 19°F
Cloudy
as of 2:54 PM CST
Rel. Humidity: 68%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: MVFR
Wind Data
10 MPH
040° Northeast
Cloud Level(s): Solid Overcast at 2200ft
Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
30°
Mostly Cloudy
as of 3:15 PM CST
Rel. Humidity: 63%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Broken at 2100ft
Partly Sunny on This Afternoon This Afternoon... Partly sunny, with a high near 33. North northeast wind around 8 mph.

Cloudy on Tonight Tonight... Cloudy, with a low around 24. Northeast wind around 8 mph.

Clearing on Saturday Saturday... Cloudy through mid morning, then gradual clearing, with a high near 36. Northeast wind around 7 mph becoming north northwest in the afternoon.

Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 19. North northwest wind around 5 mph becoming calm in the evening.

Increasing Clouds on Sunday Sunday... Increasing clouds, with a high near 36. Calm wind becoming south southeast around 5 mph in the afternoon.

Mostly Clear on Sunday Night Sunday Night... Mostly cloudy, then gradually becoming mostly clear, with a low around 26. South southeast wind 6 to 10 mph, with gusts as high as 18 mph.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 50. South southwest wind 8 to 11 mph, with gusts as high as 18 mph.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 37.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 56.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 35.

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.

20% chance of rain Thursday Thursday... A chance of rain. Mostly cloudy, with a high near 57.

Current Radar Image


Sun Almanac for Fillmore, Illinois
Sunrise: 07:15 AM
Sunset: 4:41 PM
Civil Sunrise:06:44 AM
Civil Sunset: 5:11 PM
Nautical Sunrise: 06:11 AM
Nautical Sunset: 5:45 PM
Astro Sunrise: 05:38 AM
Astro Sunset: 6:17 PM
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