Climate almanac
Castellar del Vallès
Catalonia, Spain · 41.62°, 2.08°
What is the weather like in Castellar del Vallès in September?
In September, Castellar del Vallès is typically 78°F (25°C) during the day and 62°F (17°C) at night. The month brings about 3.5 in (89 mm) of precipitation in total.
- Average high78°F (25°C)
- Average low62°F (17°C)
- Precipitation3.5 in (89 mm)
- Clear or mostly clear days9
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)