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Windsor, Illinois Weather Forecast
Windsor, Illinois Weather
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Weather Forecast for Windsor, Illinois : Shelby County
Issued: 1:36 am CST Dec 21, 2025 Latitude: 39.4408693 Longitude: -88.5947802 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Christmas Day Friday Saturday
Mostly Clear on Overnight Sunny on Sunday Partly Sunny on Monday Mostly Sunny on Tuesday Mostly Cloudy on Wednesday Partly Sunny on Christmas Day Partly Sunny on Friday Mostly Cloudy on Saturday
Low: 23°F High: 39°F High: 46°F High: 57°F High: 60°F High: 66°F High: 55°F High: 52°F
Low: 25°F Low: 41°F Low: 37°F Low: 53°F Low: 46°F Low: 35°F  
Mostly Clear Sunny Partly Sunny Mostly Sunny Mostly Cloudy Partly Sunny Partly Sunny Mostly Cloudy
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Current Conditions at
MATTOON - (KMTO)
30°
Feels like 21°F
Clear
as of 12:53 AM CST
Rel. Humidity: 68%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.25 in.
Flight Rule: VFR
Wind Data
10 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
EFFINGHAM COUNTY MEMORIAL - (K1H2)
34°
Clear
as of 1:15 AM CST
Rel. Humidity: 59%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
8 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
DECATUR - (KDEC)
30°
Clear
as of 12:54 AM CST
Rel. Humidity: 58%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.27 in.
Flight Rule: VFR
Wind Data
8 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
TAYLORVILLE MUNICIPAL - (KTAZ)
32°
Clear
as of 1:15 AM CST
Rel. Humidity: 63%
Dew Point: 21°F
Pressure: 30.29 in.
Wind Data
5 MPH
300° Northwest
Cloud Level(s): Clear
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 23. North northwest wind around 9 mph, with gusts as high as 18 mph.

Sunny on Sunday Sunday... Sunny, with a high near 39. North wind 5 to 7 mph becoming light and variable in the morning.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 25. Light east southeast wind becoming south southeast 5 to 9 mph in the evening. Winds could gust as high as 18 mph.

Partly Sunny on Monday Monday... Partly sunny, with a high near 46. South southeast wind 9 to 11 mph, with gusts as high as 20 mph.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 41. South southwest wind 8 to 10 mph, with gusts as high as 17 mph.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 57. Southwest wind 5 to 8 mph becoming calm in the afternoon.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 37. Calm wind becoming east southeast 5 to 7 mph after midnight.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 60.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 53.

Partly Sunny on Christmas Day Christmas Day... Partly sunny, with a high near 66.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 46.

Partly Sunny on Friday Friday... Partly sunny, with a high near 55.

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

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 52.

Current Radar Image


Sun Almanac for Windsor, Illinois
Sunrise: 07:11 AM
Sunset: 4:34 PM
Civil Sunrise:06:41 AM
Civil Sunset: 5:04 PM
Nautical Sunrise: 06:07 AM
Nautical Sunset: 5:38 PM
Astro Sunrise: 05:34 AM
Astro Sunset: 6:11 PM
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