7-Day Forecast 41.8°N 87.94°W (Text-Only)
NWS Forecast for: Clarendon Hills IL
Issued by: National Weather Service Chicago, IL
Last Update: 3:56 am CDT May 17, 2026




Today: A 20 percent chance of showers before 11am. Partly sunny, with a high near 85. Breezy, with an east wind 10 to 20 mph becoming south southwest in the afternoon. Winds could gust as high as 30 mph.

Tonight: Partly cloudy, with a low around 70. South southwest wind around 15 mph, with gusts as high as 25 mph.

Monday: A slight chance of showers before 9am, then a chance of showers and thunderstorms between 9am and 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 84. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Monday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

Tuesday Night: Mostly cloudy, with a low around 51.

Wednesday: Mostly sunny, with a high near 63.

Wednesday Night: Partly cloudy, with a low around 45.

Thursday: Mostly sunny, with a high near 63.

Thursday Night: Partly cloudy, with a low around 48.

Friday: Partly sunny, with a high near 70.

Friday Night: Mostly cloudy, with a low around 53.

Saturday: Partly sunny, with a high near 75.



Clarendon Hills IL
 41.8°N 87.94°W

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