Climate almanac
Hidden Valley Lake
California, United States · 38.81°, -122.56°
What is the weather like in Hidden Valley Lake in September?
In September, Hidden Valley Lake is typically 88°F (31°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 high88°F (31°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)