Climate almanac
Portage
Michigan, United States · 42.20°, -85.58°
What is the weather like in Portage in September?
In September, Portage is typically 76°F (24°C) during the day and 57°F (14°C) at night. The month brings about 3.2 in (81 mm) of precipitation in total.
- Average high76°F (24°C)
- Average low57°F (14°C)
- Precipitation3.2 in (81 mm)
- Clear or mostly clear days12
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)