Learn about the climate in Naperville, Illinois, including average temperatures, precipitation levels, and any notable weather patterns.
Naperville has a humid continental climate, characterized by hot summers and cold winters. Summers are typically warm, with temperatures ranging from the 70s to the 90s Fahrenheit (20s to 30s Celsius). Winters are cold, with temperatures often dropping below freezing, and occasional snowfall. Spring and fall are generally mild, with temperatures in the 50s to 70s Fahrenheit (10s to 20s Celsius). The city experiences moderate rainfall throughout the year, with slightly higher precipitation in the summer months.