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Chesterfield, Illinois Weather Forecast
Chesterfield, Illinois Weather
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Weather Forecast for Chesterfield, Illinois : Macoupin County
Issued: 12:56 am CST Dec 21, 2025 Latitude: 39.2550463 Longitude: -90.063163 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Christmas Day Friday Saturday
Mostly Clear on Overnight Mostly Sunny on Sunday Partly Sunny on Monday Sunny on Tuesday Cloudy on Wednesday Sunny on Christmas Day Partly Sunny on Friday Partly Sunny on Saturday
Low: 23°F High: 41°F High: 48°F High: 57°F High: 62°F High: 70°F High: 61°F High: 54°F
Low: 27°F Low: 41°F Low: 38°F Low: 52°F Low: 48°F Low: 40°F  
Mostly Clear Mostly Sunny Partly Sunny Sunny Cloudy Sunny Partly Sunny Partly Sunny
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Current Conditions at
LITCHFIELD MUNI ARP - (K3LF)
28°
Clear
as of 12:55 AM CST
Rel. Humidity: 74%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
8 MPH
330° Northwest
Cloud Level(s): Clear
Current Conditions at
ALTON - (KALN)
34°
Clear
as of 12:55 AM CST
Rel. Humidity: 50%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
3 MPH
340° North
Cloud Level(s): Clear
Current Conditions at
ST CHARLES - (KSET)
36°
Clear
as of 12:54 AM CST
Rel. Humidity: 43%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
5 MPH
350° North
Cloud Level(s): Clear
Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
28°
Clear
as of 12:55 AM CST
Rel. Humidity: 63%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
6 MPH
290° West
Cloud Level(s): Clear
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 23. North wind 3 to 5 mph.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 41. Light and variable wind becoming southeast 5 to 7 mph in the morning.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 27. Southeast wind 7 to 10 mph.
Partly Sunny on Monday Monday... Partly sunny, with a high near 48. South wind 10 to 13 mph, with gusts as high as 20 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 41. South wind 6 to 10 mph.
Sunny on Tuesday Tuesday... Sunny, with a high near 57.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 38.
Cloudy on Wednesday Wednesday... Cloudy, with a high near 62.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 52.
Sunny on Christmas Day Christmas Day... Sunny, with a high near 70.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 48.
Partly Sunny on Friday Friday... Partly sunny, with a high near 61.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 40.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 54.
Current Radar Image


Sun Almanac for Chesterfield, Illinois
Sunrise: 07:17 AM
Sunset: 4:41 PM
Civil Sunrise:06:46 AM
Civil Sunset: 5:11 PM
Nautical Sunrise: 06:13 AM
Nautical Sunset: 5:44 PM
Astro Sunrise: 05:40 AM
Astro Sunset: 6:17 PM
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