Climate almanac
Fortuna
California, United States · 40.60°, -124.16°
What is the weather like in Fortuna in September?
In September, Fortuna is typically 68°F (20°C) during the day and 54°F (12°C) at night. The month brings about 0.8 in (22 mm) of precipitation in total.
- Average high68°F (20°C)
- Average low54°F (12°C)
- Precipitation0.8 in (22 mm)
- Clear or mostly clear days13
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)