About Nauvoo, IL's Climate & Weather History

Nauvoo is a city of approximately 1,100 people in Illinois, United States. Located in the Central Time Zone at 40.6°N latitude.

In 2025, Nauvoo recorded an average annual temperature of 54°F. The hottest temperatures reached 95°F in June; the coolest were -8°F in January. Total precipitation for the year was 27 inches, with the wettest month being July. Snowfall for the year totaled approximately 8 inches.