Climate almanac
Walnut Park
California, United States · 33.97°, -118.23°
What is the weather like in Walnut Park in September?
In September, Walnut Park is typically 86°F (30°C) during the day and 65°F (18°C) at night. The month brings about 0.3 in (7 mm) of precipitation in total.
- Average high86°F (30°C)
- Average low65°F (18°C)
- Precipitation0.3 in (7 mm)
- Clear or mostly clear days23
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)