Climate almanac
Châteaubourg
Brittany, France · 48.11°, -1.40°
What is the weather like in Châteaubourg in September?
In September, Châteaubourg is typically 71°F (21°C) during the day and 53°F (12°C) at night. The month brings about 2.4 in (61 mm) of precipitation in total.
- Average high71°F (21°C)
- Average low53°F (12°C)
- Precipitation2.4 in (61 mm)
- Clear or mostly clear days7
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)