Climate almanac
Le Mars
Iowa, United States · 42.79°, -96.17°
What is the weather like in Le Mars in September?
In September, Le Mars is typically 79°F (26°C) during the day and 57°F (14°C) at night. The month brings about 2.8 in (72 mm) of precipitation in total.
- Average high79°F (26°C)
- Average low57°F (14°C)
- Precipitation2.8 in (72 mm)
- Clear or mostly clear days17
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)