Climate almanac
Mankato
Minnesota, United States · 44.16°, -94.01°
What is the weather like in Mankato in September?
In September, Mankato is typically 76°F (25°C) during the day and 57°F (14°C) at night. The month brings about 4.1 in (104 mm) of precipitation in total.
- Average high76°F (25°C)
- Average low57°F (14°C)
- Precipitation4.1 in (104 mm)
- Clear or mostly clear days14
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)