Climate almanac
Duarte
California, United States · 34.14°, -117.98°
What is the weather like in Duarte in September?
In September, Duarte is typically 85°F (29°C) during the day and 63°F (17°C) at night. The month brings about 0.6 in (15 mm) of precipitation in total.
- Average high85°F (29°C)
- Average low63°F (17°C)
- Precipitation0.6 in (15 mm)
- Clear or mostly clear days26
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)