National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Fair

83°F

28°C

Humidity 57%
Wind Speed W 3 mph
Barometer 29.99 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 3 Aug 2:35 pm CDT
Extended Forecast for

Manhattan IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 82. Calm wind.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. South southwest wind around 5 mph, with gusts as high as 10 mph.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 67. South wind around 5 mph.

    Low: 67 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79. South southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 50%.

    High: 79 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 67. Chance of precipitation is 90%.

    Low: 67 °F

    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.

    High: 76 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 82. Calm wind.
Tonight
Mostly clear, with a low around 63. Calm wind.
Tuesday
Sunny, with a high near 83. South southwest wind around 5 mph, with gusts as high as 10 mph.
Tuesday Night
Increasing clouds, with a low around 67. South wind around 5 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79. South southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 50%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 67. Chance of precipitation is 90%.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Manhattan IL
 41.43°N 88°W
Last Update:
1:21 pm CDT Aug 3, 2026
Forecast Valid:
2pm CDT Aug 3, 2026-6pm CDT Aug 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation