Chicago, Illinois – A quiet stretch of late-summer weather continues across northern Illinois, with mostly dry skies holding through the weekend before cooler air settles in by Sunday. Spotty sprinkles or an isolated thunderstorm may pop up Friday night into Saturday, but most areas will stay dry.
According to the National Weather Service in Chicago, Thursday brings highs in the upper 70s to low 80s, with slightly cooler conditions along Lake Michigan. Friday will be warm and sunny, though southeast counties could see light sprinkles late in the day. Saturday carries a small chance of showers or a thunderstorm southeast of I-57, though coverage is expected to remain minimal.
By Sunday, a noticeable cool-down arrives with highs only in the upper 60s to mid-70s and breezy conditions across the Chicago metro. Lows will dip into the upper 40s and low 50s Sunday night, marking one of the coolest nights of August so far.
Residents are advised to enjoy the seasonably comfortable conditions but keep an umbrella handy if traveling southeast of Chicago Saturday. Cooler-than-normal temperatures are expected to linger into early next week.
Five Day Forecast for Chicago, Illinois:
- Thursday: Mostly sunny, cooler near the lake. Highs 75–81, lows 58–64.
- Friday: Sunny, a few late sprinkles. Highs 79–81, lows 62–68.
- Saturday: Partly sunny, isolated shower or storm southeast of I-57. Highs 79–83, lows 53–61.
- Sunday: Breezy, cooler. Highs 69–75, lows 49–55.
- Monday: Mostly sunny, seasonably cool. Highs in the low 70s, lows near 50.
