Climate almanac
Allendale
Michigan, United States · 42.97°, -85.95°
What is the weather like in Allendale in September?
In September, Allendale is typically 73°F (23°C) during the day and 59°F (15°C) at night. The month brings about 3.1 in (79 mm) of precipitation in total.
- Average high73°F (23°C)
- Average low59°F (15°C)
- Precipitation3.1 in (79 mm)
- Clear or mostly clear days13
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)