Climate almanac
Calistoga
California, United States · 38.58°, -122.58°
What is the weather like in Calistoga in September?
In September, Calistoga is typically 86°F (30°C) during the day and 58°F (14°C) at night. The month brings about 0.3 in (7 mm) of precipitation in total.
- Average high86°F (30°C)
- Average low58°F (14°C)
- Precipitation0.3 in (7 mm)
- Clear or mostly clear days24
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)