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Hartford, Illinois Weather Forecast
Hartford, Illinois Weather
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Weather Forecast for Hartford, Illinois : Madison County
Issued: 1:31 pm CST Jan 25, 2026 Latitude: 38.8333815 Longitude: -90.09594 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Monday Tuesday Wednesday Thursday Friday Saturday
60% chance of snow on This Afternoon Clearing on Tonight Sunny on Monday Sunny on Tuesday Mostly Sunny on Wednesday Partly Sunny on Thursday Partly Sunny on Friday Sunny on Saturday
High: 15°F Low: -7°F High: 16°F High: 31°F High: 26°F High: 19°F High: 19°F High: 21°F
Low: 5 °F Low: -1°F Low: 1°F Low: 3°F Low: -1°F  
Snow Clearing Sunny Sunny Mostly Sunny Partly Sunny Partly Sunny Sunny
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Current Conditions at
ALTON - (KALN)
14°
Feels like -3°F
Cloudy
Light Snow
as of 1:50 PM CST
Rel. Humidity: 66%
Dew Point: 5°F
Visibility: 2 1/2 Miles
Pressure: 30.14 in.
Flight Rule: IFR
Wind Data
20 MPH
320° Northwest
Cloud Level(s): Scattered at 1600ft, Solid Overcast at 2700ft
Current Conditions at
ST LOUIS - (KSTL)
12°
Feels like -3°F
Cloudy
Light Snow
as of 1:58 PM CST
Rel. Humidity: 78%
Dew Point: 7°F
Visibility: 4 Miles
Pressure: 30.14 in.
Flight Rule: MVFR
Wind Data
14 MPH
320° Northwest
Cloud Level(s): Broken at 1900ft, Solid Overcast at 2600ft
Current Conditions at
EAST ST LOUIS - (KCPS)
12°
Feels like -5°F
Cloudy
Light Snow
as of 1:53 PM CST
Rel. Humidity: 78%
Dew Point: 7°F
Visibility: 3 Miles
Pressure: 30.14 in.
Flight Rule: MVFR
Wind Data
20 MPH
320° Northwest
Cloud Level(s): Few at 1900ft, Broken at 2500ft, Solid Overcast at 3300ft
Current Conditions at
ST CHARLES - (KSET)
14°
Feels like 0°F
Mostly Cloudy
as of 2:02 PM CST
Rel. Humidity: 66%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
14 MPH
320° Northwest
Cloud Level(s): Broken at 3400ft, Broken at 8500ft
60% chance of snow This Afternoon This Afternoon... Snow likely, mainly before 3pm. Cloudy and cold, with a high near 15. Northwest wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 2 to 4 inches possible.

Clearing on Tonight Tonight... Mostly cloudy during the early evening, then gradual clearing, with a low around -7. Wind chill values as low as -20. Northwest wind 7 to 13 mph, with gusts as high as 22 mph.

Sunny on Monday Monday... Sunny and cold, with a high near 16. Wind chill values as low as -20. West wind 7 to 11 mph.

Clear on Monday Night Monday Night... Clear, with a low around 5. South wind 7 to 10 mph, with gusts as high as 20 mph.

Sunny on Tuesday Tuesday... Sunny, with a high near 31. West wind 8 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around -1.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 26.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 1.

Partly Sunny on Thursday Thursday... Partly sunny and cold, with a high near 19.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 3.

Partly Sunny on Friday Friday... Partly sunny and cold, with a high near 19.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around -1.

Sunny on Saturday Saturday... Sunny, with a high near 21.

Current Radar Image


Sun Almanac for Hartford, Illinois
Sunrise: 07:12 AM
Sunset: 5:14 PM
Civil Sunrise:06:43 AM
Civil Sunset: 5:42 PM
Nautical Sunrise: 06:11 AM
Nautical Sunset: 6:14 PM
Astro Sunrise: 05:39 AM
Astro Sunset: 6:46 PM
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