Chicago Weather October 12, 2024 7:28 am CHICAGO'S FORECAST: More Seasonal October Weather A couple chances for rain arrive with cooler temp. Local 2:22 Chicago Forecast: 80° and sunny 2:05 CHICAGO'S FORECAST: Summer-Like Conditions Continue 2:18 Chicago Forecast: Bright and warm weekend for October 2:19 CHICAGO'S FORECAST: The Warm-up Begins! 2:31 CHICAGO FORECAST: Lake-Effect Rain Showers Develop Overnight