Climate almanac
Monroe
Wisconsin, United States · 42.60°, -89.64°
What is the weather like in Monroe in September?
In September, Monroe is typically 76°F (25°C) during the day and 57°F (14°C) at night. The month brings about 4.1 in (103 mm) of precipitation in total.
- Average high76°F (25°C)
- Average low57°F (14°C)
- Precipitation4.1 in (103 mm)
- Clear or mostly clear days14
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)