Climate almanac
Onomichi
Hiroshima, Japan · 34.42°, 133.20°
What is the weather like in Onomichi in September?
In September, Onomichi is typically 84°F (29°C) during the day and 72°F (22°C) at night. The month brings about 6.3 in (160 mm) of precipitation in total.
- Average high84°F (29°C)
- Average low72°F (22°C)
- Precipitation6.3 in (160 mm)
- Clear or mostly clear days6
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)