Climate almanac
Channahon
Illinois, United States · 41.43°, -88.23°
What is the weather like in Channahon in September?
In September, Channahon is typically 78°F (26°C) during the day and 59°F (15°C) at night. The month brings about 3.0 in (75 mm) of precipitation in total.
- Average high78°F (26°C)
- Average low59°F (15°C)
- Precipitation3.0 in (75 mm)
- Clear or mostly clear days14
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)