Climate almanac
Lake Mills
Wisconsin, United States · 43.08°, -88.91°
What is the weather like in Lake Mills in September?
In September, Lake Mills is typically 75°F (24°C) during the day and 57°F (14°C) at night. The month brings about 3.8 in (95 mm) of precipitation in total.
- Average high75°F (24°C)
- Average low57°F (14°C)
- Precipitation3.8 in (95 mm)
- Clear or mostly clear days13
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)