Climate almanac
Willmar
Minnesota, United States · 45.12°, -95.04°
What is the weather like in Willmar in September?
In September, Willmar is typically 76°F (24°C) during the day and 55°F (13°C) at night. The month brings about 3.6 in (92 mm) of precipitation in total.
- Average high76°F (24°C)
- Average low55°F (13°C)
- Precipitation3.6 in (92 mm)
- Clear or mostly clear days15
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)