Climate almanac
Grover Beach
California, United States · 35.12°, -120.62°
What is the weather like in Grover Beach in September?
In September, Grover Beach is typically 70°F (21°C) during the day and 59°F (15°C) at night. The month brings about 0.3 in (7 mm) of precipitation in total.
- Average high70°F (21°C)
- Average low59°F (15°C)
- Precipitation0.3 in (7 mm)
- Clear or mostly clear days23
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)