Climate almanac
Kiso
Nagano, Japan · 35.84°, 137.69°
What is the weather like in Kiso in September?
In September, Kiso is typically 74°F (23°C) during the day and 60°F (16°C) at night. The month brings about 9.9 in (252 mm) of precipitation in total.
- Average high74°F (23°C)
- Average low60°F (16°C)
- Precipitation9.9 in (252 mm)
- Clear or mostly clear days2
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)