Climate almanac
Château-d'Olonne
Pays de la Loire, France · 46.50°, -1.74°
What is the weather like in Château-d'Olonne in September?
In September, Château-d'Olonne is typically 69°F (20°C) during the day and 60°F (16°C) at night. The month brings about 2.4 in (62 mm) of precipitation in total.
- Average high69°F (20°C)
- Average low60°F (16°C)
- Precipitation2.4 in (62 mm)
- Clear or mostly clear days10
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)