Climate almanac
Manchester
Washington, United States · 47.56°, -122.55°
What is the weather like in Manchester in September?
In September, Manchester is typically 71°F (21°C) during the day and 57°F (14°C) at night. The month brings about 2.5 in (63 mm) of precipitation in total.
- Average high71°F (21°C)
- Average low57°F (14°C)
- Precipitation2.5 in (63 mm)
- Clear or mostly clear days9
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)