Wed Oct 1st, '25 - Daily Weather for Chicago

Good morning, Chicago! Happy October 1st, 2025. Here's your classic fall weather update for the Windy City. - Morning starts cool at 58 degrees, perfect for a cozy sweater or light jacket - Daytime high warms up to 75 degrees, warmer than typical for early October - Overcast skies with sun playing hide and seek, no shades needed - Evening temperatures around 72 degrees, mild for a night out or a comfy evening in - Light southeast winds at 4 mph, occasional gusts up to 11 mph - Nighttime temperatures settle around 69 degrees with fresh autumn air - No rain expected, but keep an umbrella handy just in case - Humidity at 52% for a crisp, fresh feel Have a great day in the Windy City, and check back tomorrow for more weather updates!