Naperville Weather Forecast

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Last Updated: January 2, 2026

Naperville, Illinois is a vibrant city located in DuPage and Will counties, approximately 28 miles west of Chicago.


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Summary

The city experiences a diverse climate with hot summers and cold winters. Summers are typically warm with temperatures averaging in the high 70s to mid-80s Fahrenheit, while winters can be cold with temperatures ranging from the low 20s to mid-30s Fahrenheit. Naperville receives moderate precipitation throughout the year, with rainfall occurring evenly distributed.

The city is nestled along the banks of the DuPage River, which flows through Naperville, providing opportunities for various water-based activities such as fishing, kayaking, and canoeing. Additionally, there are several parks and forest preserves in the area, including the Naperville Riverwalk, which offers scenic walking trails, gardens, and recreational spaces.

Outdoor enthusiasts can also enjoy several golf courses, biking trails, and community parks in Naperville. The city has an extensive network of trails, including the Illinois Prairie Path and the DuPage River Trail, which provide excellent opportunities for hiking, biking, and exploring the natural beauty of the region.

In summary, Naperville, Illinois experiences a diverse climate with moderate precipitation. The presence of the DuPage River and numerous parks and trails makes it an ideal location for outdoor activities and recreation.

       

Weather Forecast

Naperville receives approximately 969mm of rain per year, with humidity levels near 80% and air temperatures averaging around 10°C. Naperville has a plant hardyness factor of 5, meaning plants and agriculture in this region thrive during a short period during spring and early summer. Most plants will die off during the colder winter months.