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

In September, Hiroshima averages 30°C high / 22°C low with about 221 mm of rain; Yakushima averages 22°C high / 21°C low with about 207 mm.

Hiroshima vs Yakushima in September

Yakushima is the better pick in September — 67 vs 63 on SeasonMap's comfort score. Yakushima is nice, soaked, clean air, while Hiroshima is hot, soaked, clean air.

Hiroshima vs Yakushima — September climate, side by side

	🇯🇵 Hiroshima	🇯🇵 Yakushima
Comfort score	63/100 (C)	67/100 (C)
Feels-like high	33°C	23°C
Avg high / low	30° / 22°	22° / 21°
Rainfall	221 mm	207 mm
Rainy days	15	18
Humidity	82%	80%
Air quality (AQI)	43	45

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

Month by month

Hiroshima vs Yakushima in September — FAQ

Is September better in Hiroshima or Yakushima?: Yakushima is the better pick in September — 67 vs 63 on SeasonMap's comfort score. Yakushima is nice, soaked, clean air, while Hiroshima is hot, soaked, clean air.
What is the weather like in Hiroshima vs Yakushima in September?: In September, Hiroshima averages 30°C high / 22°C low with about 221 mm of rain; Yakushima averages 22°C high / 21°C low with about 207 mm.