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Hartford, Illinois Weather Forecast
Hartford, Illinois Weather
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Weather Forecast for Hartford, Illinois : Madison County
Issued: 10:11 pm CDT Oct 28, 2025 Latitude: 38.8333815 Longitude: -90.09594 View on Google Maps

MouseOver for Detail Forecast
Tonight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
100% chance of rain on Tonight 100% chance of rain on Wednesday Sunny on Thursday Sunny on Friday Mostly Sunny on Saturday Sunny on Sunday Sunny on Monday Sunny on Tuesday
Low: 49°F High: 54°F High: 58°F High: 62°F High: 57°F High: 60°F High: 66°F High: 63°F
Low: 41°F Low: 40°F Low: 39°F Low: 36°F Low: 42°F Low: 39°F  
Rain Rain Sunny Sunny Mostly Sunny Sunny Sunny Sunny
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Current Conditions at
ALTON - (KALN)
55°
Cloudy
Drizzle
as of 10:55 PM CDST
Rel. Humidity: 93%
Dew Point: 54°F
Visibility: 3 Miles
Pressure: 29.86 in.
Flight Rule: LIFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 300ft
Current Conditions at
ST LOUIS - (KSTL)
54°
Cloudy
Light Rain
as of 10:51 PM CDST
Rel. Humidity: 100%
Dew Point: 54°F
Visibility: 7 Miles
Pressure: 29.85 in.
Flight Rule: IFR
Wind Data
6 MPH
100° East
Cloud Level(s): Broken at 500ft, Solid Overcast at 1000ft
Current Conditions at
EAST ST LOUIS - (KCPS)
54°
Cloudy
as of 10:53 PM CDST
Rel. Humidity: 100%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 700ft
Current Conditions at
ST CHARLES - (KSET)
54°
Cloudy
Light Rain Mist
as of 11:03 PM CDST
Rel. Humidity: 100%
Dew Point: 54°F
Visibility: 3 Miles
Pressure: 29.84 in.
Flight Rule: MVFR
Wind Data
6 MPH
090° East
Cloud Level(s): Few at 500ft, Broken at 1500ft, Solid Overcast at 3400ft
100% chance of rain Tonight Tonight... Showers. Patchy fog. Low around 49. East wind 5 to 11 mph. Chance of precipitation is 100%.

100% chance of rain Wednesday Wednesday... Showers, mainly before 11am. Patchy fog before 11am. High near 54. Northeast wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 100%.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 41. North wind 9 to 13 mph, with gusts as high as 21 mph.

Sunny on Thursday Thursday... Sunny, with a high near 58. Northwest wind around 11 mph.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 40. West wind 3 to 6 mph.

Sunny on Friday Friday... Sunny, with a high near 62.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 39.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 57.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 36.

Sunny on Sunday Sunday... Sunny, with a high near 60.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 42.

Sunny on Monday Monday... Sunny, with a high near 66.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 39.

Sunny on Tuesday Tuesday... Sunny, with a high near 63.

Current Radar Image


Sun Almanac for Hartford, Illinois
Sunrise: 07:25 AM
Sunset: 6:03 PM
Civil Sunrise:06:57 AM
Civil Sunset: 6:31 PM
Nautical Sunrise: 06:26 AM
Nautical Sunset: 7:02 PM
Astro Sunrise: 05:55 AM
Astro Sunset: 7:33 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.