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Hartford, Illinois Weather Forecast
Hartford, Illinois Weather
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Weather Forecast for Hartford, Illinois : Madison County
Issued: 9:36 am CST Dec 7, 2025 Latitude: 38.8333815 Longitude: -90.09594 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Monday Tuesday Wednesday Thursday Friday Saturday
Cloudy on Today Mostly Cloudy on Tonight Mostly Sunny on Monday Mostly Sunny on Tuesday Partly Sunny on Wednesday 30% chance of rain & snow on Thursday Mostly Sunny on Friday Partly Sunny on Saturday
High: 32 °F Low: 21°F High: 34°F High: 52°F High: 48°F High: 37°F High: 25°F High: 22°F
Low: 25°F Low: 40°F Low: 27°F Low: 17°F Low: 6°F  
Cloudy Mostly Cloudy Mostly Sunny Mostly Sunny Partly Sunny Rain & Snow Mostly Sunny Partly Sunny
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Current Conditions at
ST CHARLES - (KSET)
37°
Cloudy
as of 9:23 AM CST
Rel. Humidity: 86%
Dew Point: 34°F
Visibility: 7 Miles
Pressure: 30.04 in.
Flight Rule: MVFR
Wind Data
6 MPH
340° North
Cloud Level(s): Broken at 1800ft, Solid Overcast at 4300ft
Cloudy on Today Today... Cloudy, with a temperature falling to around 32 by 5pm. West wind 7 to 14 mph becoming north in the afternoon. Winds could gust as high as 22 mph.

Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 21. North wind 5 to 11 mph.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 34. North wind around 5 mph becoming calm in the morning.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 25. South wind 3 to 8 mph.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 52. Southwest wind 9 to 13 mph, with gusts as high as 21 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 40.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 48.

20% chance of snow Wednesday Night Wednesday Night... A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 27.

30% chance of rain & snow Thursday Thursday... A chance of rain and snow. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 17.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 25.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 6.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 22.

Current Radar Image


Sun Almanac for Hartford, Illinois
Sunrise: 07:06 AM
Sunset: 4:38 PM
Civil Sunrise:06:36 AM
Civil Sunset: 5:08 PM
Nautical Sunrise: 06:03 AM
Nautical Sunset: 5:41 PM
Astro Sunrise: 05:31 AM
Astro Sunset: 6:13 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.