Chicago

Sunny Skies and Thunderstorm Chances in Week Ahead in Chicago

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Published on June 28, 2025
Sunny Skies and Thunderstorm Chances in Week Ahead in ChicagoSource: Google Street View

Chicagoans are set to experience a mixture of sunny skies and potential thunderstorms across the week. Today promises clear skies with highs anticipated at 81 degrees, paired with an east wind moving at a pace of 5 to 10 mph, as reported by the National Weather Service. As the night unfolds, the city should see mostly clear conditions with the mercury dipping to around 72 degrees.

The forecast for Sunday warns of a 30 percent chance of showers and thunderstorms post 1:00 p.m., despite the primarily sunny outlook and soaring highs near 93 degrees. An uptick in the humidity will be felt, with heat index values possibly climbing as high as 98 degrees, making for a sweltering day throughout Chicago. The narrative shifts slightly as evening approaches, with a 50 percent chance of nighttime showers and thunderstorms, and lows settling around 73 degrees.

According to a CBS Chicago report, the pattern of scattered storms is set to continue into Monday, with a likelihood of showers and a potential thunderstorm amid partly sunny conditions. The temperature is predicted to peak near 86 degrees as the winds shift from south-southwest to west-northwest throughout the afternoon, potentially gusting up to 15 mph. The skies are expected to clear somewhat with Monday night's low around 69 degrees.

Looking ahead, Tuesday forecasts indicate a return to sunny skies with conditions turning breezy and highs again at the 86-degree mark. Residents should enjoy cooler temperatures along the lakeside, coming Wednesday, which presents mostly sunny skies and highs edging toward 88 degrees, and a pleasant drop in temperatures at the lakeside. The week continues with a pattern of mostly clear nights and highs in the mid-80s, interrupted occasionally by a chance of showers and thunderstorms, especially by the end of the week, including Independence Day.