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Hartford, Illinois Weather Forecast
Hartford, Illinois Weather
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Weather Forecast for Hartford, Illinois : Madison County
Issued: 10:41 pm CST Nov 25, 2025 Latitude: 38.8333815 Longitude: -90.09594 View on Google Maps

MouseOver for Detail Forecast
Tonight Wednesday Thanksgiving Day Friday Saturday Sunday Monday Tuesday
Cloudy on Tonight Partly Sunny on Wednesday Sunny on Thanksgiving Day Mostly Sunny on Friday 80% chance of rain & snow on Saturday 20% chance of rain on Sunday 20% chance of rain & snow on Monday Partly Sunny on Tuesday
Low: 35°F High: 45°F High: 43°F High: 39°F High: 40°F High: 35°F High: 31°F High: 33°F
Low: 27°F Low: 22°F Low: 29°F Low: 27°F Low: 18°F Low: 19°F  
Cloudy Partly Sunny Sunny Mostly Sunny Rain & Snow Rain Rain & Snow Partly Sunny
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Current Conditions at
ALTON - (KALN)
45°
Feels like 36°F
Clear
as of 10:55 PM CST
Rel. Humidity: 61%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
18 MPH
Gust: 29 MPH
280° West
Cloud Level(s): Clear
Current Conditions at
ST LOUIS - (KSTL)
45°
Feels like 35°F
Clear
as of 10:51 PM CST
Rel. Humidity: 56%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
23 MPH
Gust: 37 MPH
290° West
Cloud Level(s): Clear
Current Conditions at
ST CHARLES - (KSET)
45°
Feels like 36°F
Clear
as of 10:54 PM CST
Rel. Humidity: 56%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
21 MPH
Gust: 36 MPH
270° West
Cloud Level(s): Clear
Cloudy on Tonight Tonight... Partly cloudy, with a low around 35. West wind 16 to 18 mph, with gusts as high as 34 mph.
Partly Sunny on Wednesday Wednesday... Partly sunny, then gradually becoming sunny, with a high near 45. Breezy, with a west wind 15 to 22 mph, with gusts as high as 34 mph.
Increasing Clouds on Wednesday Night Wednesday Night... Increasing clouds, with a low around 27. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Sunny on Thanksgiving Day Thanksgiving Day... Sunny, with a high near 43. Northwest wind 8 to 11 mph.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 22. Northwest wind around 6 mph becoming calm in the evening.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 39.
60% chance of snow Friday Night Friday Night... Snow likely after midnight. Cloudy, with a low around 29. Chance of precipitation is 60%.
80% chance of rain & snow Saturday Saturday... Rain and snow. High near 40. Chance of precipitation is 80%.
70% chance of rain Saturday Night Saturday Night... Rain likely, mainly before midnight. Cloudy, with a low around 27. Chance of precipitation is 70%.
20% chance of rain Sunday Sunday... A 20 percent chance of rain before noon. Mostly cloudy, with a high near 35.
20% chance of rain & snow Sunday Night Sunday Night... A slight chance of rain and snow. Mostly cloudy, with a low around 18. Chance of precipitation is 20%.
20% chance of rain & snow Monday Monday... A slight chance of rain and snow. Mostly cloudy, with a high near 31. Chance of precipitation is 20%.
20% chance of snow Monday Night Monday Night... A 20 percent chance of snow. Mostly cloudy, with a low around 19.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 33.
Current Radar Image


Sun Almanac for Hartford, Illinois
Sunrise: 06:55 AM
Sunset: 4:40 PM
Civil Sunrise:06:26 AM
Civil Sunset: 5:09 PM
Nautical Sunrise: 05:53 AM
Nautical Sunset: 5:42 PM
Astro Sunrise: 05:21 AM
Astro Sunset: 6:14 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.