Climate almanac
Saint-Louis
Provence-Alpes-Côte d'Azur, France · 43.35°, 5.35°
What is the weather like in Saint-Louis in September?
In September, Saint-Louis is typically 75°F (24°C) during the day and 66°F (19°C) at night. The month brings about 2.2 in (56 mm) of precipitation in total.
- Average high75°F (24°C)
- Average low66°F (19°C)
- Precipitation2.2 in (56 mm)
- Clear or mostly clear days17
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)