Climate almanac
Irun
Basque Country, Spain · 43.34°, -1.79°
What is the weather like in Irun in September?
In September, Irun is typically 72°F (22°C) during the day and 57°F (14°C) at night. The month brings about 4.4 in (111 mm) of precipitation in total.
- Average high72°F (22°C)
- Average low57°F (14°C)
- Precipitation4.4 in (111 mm)
- Clear or mostly clear days6
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)