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Hartford, Illinois Weather Forecast
Hartford, Illinois Weather
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Weather Forecast for Hartford, Illinois : Madison County
Issued: 9:21 am CST Nov 25, 2025 Latitude: 38.8333815 Longitude: -90.09594 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thanksgiving Day Friday Saturday Sunday Monday
Cloudy on Today 20% chance of rain on Tonight Mostly Sunny on Wednesday Sunny on Thanksgiving Day Mostly Sunny on Friday 80% chance of rain & snow on Saturday 40% chance of rain on Sunday 40% chance of rain on Monday
High: 58°F Low: 35°F High: 46°F High: 42°F High: 40°F High: 39°F High: 40°F High: 40°F
Low: 27°F Low: 22°F Low: 30°F Low: 30°F Low: 27°F  
Cloudy Rain Mostly Sunny Sunny Mostly Sunny Rain & Snow Rain Rain
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Current Conditions at
ALTON - (KALN)
55°
Cloudy
as of 10:50 AM CST
Rel. Humidity: 93%
Dew Point: 54°F
Visibility: 7 Miles
Pressure: 29.86 in.
Flight Rule: IFR
Wind Data
5 MPH
280° West
Cloud Level(s): Broken at 600ft, Solid Overcast at 1600ft
Current Conditions at
ST LOUIS - (KSTL)
55°
Cloudy
Mist
as of 10:51 AM CST
Rel. Humidity: 93%
Dew Point: 54°F
Visibility: 6 Miles
Pressure: 29.86 in.
Flight Rule: IFR
Wind Data
7 MPH
290° West
Cloud Level(s): Solid Overcast at 800ft
Current Conditions at
EAST ST LOUIS - (KCPS)
55°
Cloudy
as of 11:13 AM CST
Rel. Humidity: 93%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: MVFR
Wind Data
6 MPH
280° West
Cloud Level(s): Solid Overcast at 1000ft
Current Conditions at
ST CHARLES - (KSET)
54°
Cloudy
as of 10:54 AM CST
Rel. Humidity: 93%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: IFR
Wind Data
8 MPH
280° West
Cloud Level(s): Solid Overcast at 800ft
Cloudy on Today Today... Cloudy, with a high near 58. West wind 7 to 10 mph.

20% chance of rain Tonight Tonight... Isolated showers between 7pm and 9pm. Cloudy during the early evening, then gradual clearing, with a low around 35. Breezy, with a west wind 9 to 14 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 20%.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 46. Breezy, with a west wind 13 to 21 mph, with gusts as high as 34 mph.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 27. West wind 7 to 10 mph.

Sunny on Thanksgiving Day Thanksgiving Day... Sunny, with a high near 42. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.

Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 22.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 40.

60% chance of snow Friday Night Friday Night... Snow likely, mainly after midnight. Cloudy, with a low around 30. Chance of precipitation is 60%.

80% chance of rain & snow Saturday Saturday... Rain and snow. High near 39. Chance of precipitation is 80%.

60% chance of rain Saturday Night Saturday Night... Rain likely, mainly before midnight. Cloudy, with a low around 30. Chance of precipitation is 60%.

40% chance of rain Sunday Sunday... A 40 percent chance of rain. Mostly cloudy, with a high near 40.

40% chance of rain & snow Sunday Night Sunday Night... A chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.

40% chance of rain Monday Monday... A 40 percent chance of rain. Mostly cloudy, with a high near 40.

Current Radar Image


Sun Almanac for Hartford, Illinois
Sunrise: 06:54 AM
Sunset: 4:41 PM
Civil Sunrise:06:25 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 05:52 AM
Nautical Sunset: 5:43 PM
Astro Sunrise: 05:21 AM
Astro Sunset: 6:14 PM
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