7-Day Forecast 41.34°N 87.77°W (Text-Only)
NWS Forecast for: Peotone IL
Issued by: National Weather Service Chicago, IL
Last Update: 4:12 pm CDT Jul 2, 2025




Tonight: Mostly clear, with a low around 66. West wind around 5 mph.

Thursday: A 30 percent chance of showers and thunderstorms after 4pm. Sunny, with a high near 90. West wind around 5 mph.

Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 69. North wind around 5 mph becoming calm in the evening.

Independence Day: Sunny, with a high near 92. Heat index values as high as 95. South southwest wind 5 to 10 mph.

Friday Night: Mostly clear, with a low around 71. South wind around 5 mph, with gusts as high as 15 mph.

Saturday: Sunny, with a high near 94.

Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.

Sunday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.

Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66.

Monday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 82.

Monday Night: Partly cloudy, with a low around 62.

Tuesday: Mostly sunny, with a high near 84.

Tuesday Night: A chance of showers. Mostly cloudy, with a low around 64.

Wednesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 86.



Peotone IL
 41.34°N 87.77°W

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