Climate almanac
Cottage Grove
Wisconsin, United States · 43.08°, -89.20°
What is the weather like in Cottage Grove in September?
In September, Cottage Grove is typically 75°F (24°C) during the day and 56°F (14°C) at night. The month brings about 4.0 in (100 mm) of precipitation in total.
- Average high75°F (24°C)
- Average low56°F (14°C)
- Precipitation4.0 in (100 mm)
- Clear or mostly clear days14
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)