Chicago's High Will Hit 78-79°F

Chicago O'Hare's highest temperature on September 6, 2026 will register between 78 and 79 degrees Fahrenheit. NOAA's Chicago O'Hare Intl Airport Station (KORD) will show that peak in the official hourly "Temp" column on weather.gov after you click the Show Hourly Data button. Because NOAA reports t…