What is the weather like in Hiroshima vs Nagasaki in September?

In September, Hiroshima averages 30°C high / 22°C low with about 221 mm of rain; Nagasaki averages 30°C high / 23°C low with about 212 mm.

Hiroshima vs Nagasaki in September

Hiroshima and Nagasaki are nearly tied in September — 63 vs 60 on SeasonMap's comfort score. Hiroshima is hot, soaked, clean air; Nagasaki is hot, soaked, clean air.

Hiroshima vs Nagasaki — September climate, side by side

	🇯🇵 Hiroshima	🇯🇵 Nagasaki
Comfort score	63/100 (C)	60/100 (C)
Feels-like high	33°C	33°C
Avg high / low	30° / 22°	30° / 23°
Rainfall	221 mm	212 mm
Rainy days	15	15
Humidity	82%	81%
Air quality (AQI)	43	50

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Hiroshima vs Nagasaki in September — FAQ

Is September better in Hiroshima or Nagasaki?: Hiroshima and Nagasaki are nearly tied in September — 63 vs 60 on SeasonMap's comfort score. Hiroshima is hot, soaked, clean air; Nagasaki is hot, soaked, clean air.
What is the weather like in Hiroshima vs Nagasaki in September?: In September, Hiroshima averages 30°C high / 22°C low with about 221 mm of rain; Nagasaki averages 30°C high / 23°C low with about 212 mm.