Climate almanac
Washington
Utah, United States · 37.13°, -113.51°
What is the weather like in Washington in September?
In September, Washington is typically 87°F (30°C) during the day and 60°F (16°C) at night. The month brings about 0.3 in (8 mm) of precipitation in total.
- Average high87°F (30°C)
- Average low60°F (16°C)
- Precipitation0.3 in (8 mm)
- Clear or mostly clear days24
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)