Climate almanac
Isahaya
Nagasaki, Japan · 32.84°, 130.04°
What is the weather like in Isahaya in September?
In September, Isahaya is typically 81°F (27°C) during the day and 75°F (24°C) at night. The month brings about 8.4 in (213 mm) of precipitation in total.
- Average high81°F (27°C)
- Average low75°F (24°C)
- Precipitation8.4 in (213 mm)
- Clear or mostly clear days8
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)