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Hartford, Illinois Weather Forecast
Hartford, Illinois Weather
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Weather Forecast for Hartford, Illinois : Madison County
Issued: 3:16 pm CST Jan 10, 2026 Latitude: 38.8333815 Longitude: -90.09594 View on Google Maps

MouseOver for Detail Forecast
Tonight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
60% chance of rain & snow on Tonight Sunny on Sunday Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday Mostly Sunny on Thursday Mostly Cloudy on Friday Partly Sunny on Saturday
Low: 27°F High: 39°F High: 52°F High: 58°F High: 44°F High: 39°F High: 44°F High: 35°F
Low: 27°F Low: 36°F Low: 37°F Low: 21°F Low: 30°F Low: 24°F  
Rain & Snow Sunny Sunny Partly Sunny Mostly Cloudy Mostly Sunny Mostly Cloudy Partly Sunny
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Current Conditions at
ALTON - (KALN)
45°
Feels like 37°F
Clear
as of 2:50 PM CST
Rel. Humidity: 48%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
17 MPH
280° West
Cloud Level(s): Clear
Current Conditions at
ST LOUIS - (KSTL)
46°
Feels like 40°F
Mostly Clear
as of 2:51 PM CST
Rel. Humidity: 36%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
14 MPH
300° Northwest
Cloud Level(s): Few at 3500ft
Current Conditions at
EAST ST LOUIS - (KCPS)
46°
Feels like 39°F
Clear
as of 2:53 PM CST
Rel. Humidity: 36%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
16 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
ST CHARLES - (KSET)
46°
Feels like 39°F
Clear
as of 2:54 PM CST
Rel. Humidity: 39%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 29 MPH
270° West
Cloud Level(s): Clear
60% chance of rain & snow Tonight Tonight... Rain and snow showers likely before midnight, then a chance of flurries between midnight and 5am. Mostly cloudy during the early evening, then becoming mostly clear, with a low around 27. Blustery, with a west wind 6 to 11 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

Sunny on Sunday Sunday... Sunny, with a high near 39. Northwest wind 8 to 15 mph, with gusts as high as 30 mph.

Clear on Sunday Night Sunday Night... Clear, with a low around 27. Southwest wind 3 to 6 mph.

Sunny on Monday Monday... Sunny, with a high near 52. Southwest wind 6 to 10 mph.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 36. Southwest wind 5 to 8 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 58.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 37.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 44.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 21.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 39.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 30.

Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 44.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 24.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 35.

Current Radar Image


Sun Almanac for Hartford, Illinois
Sunrise: 07:19 AM
Sunset: 4:57 PM
Civil Sunrise:06:49 AM
Civil Sunset: 5:27 PM
Nautical Sunrise: 06:16 AM
Nautical Sunset: 6:00 PM
Astro Sunrise: 05:44 AM
Astro Sunset: 6:32 PM
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