Climate almanac
Hennebont
Brittany, France · 47.80°, -3.28°
What is the weather like in Hennebont in September?
In September, Hennebont is typically 66°F (19°C) during the day and 58°F (14°C) at night. The month brings about 2.0 in (52 mm) of precipitation in total.
- Average high66°F (19°C)
- Average low58°F (14°C)
- Precipitation2.0 in (52 mm)
- Clear or mostly clear days8
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)