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

In September, Hakone averages 23°C high / 18°C low with about 232 mm of rain; Hiroshima averages 30°C high / 22°C low with about 221 mm.

Hakone vs Hiroshima in September

Hakone is the better pick in September — 73 vs 63 on SeasonMap's comfort score. Hakone is warm, soaked, clean air, while Hiroshima is hot, soaked, clean air.

Hakone vs Hiroshima — September climate, side by side

	🇯🇵 Hakone	🇯🇵 Hiroshima
Comfort score	73/100 (B)	63/100 (C)
Feels-like high	25°C	33°C
Avg high / low	23° / 18°	30° / 22°
Rainfall	232 mm	221 mm
Rainy days	18	15
Humidity	86%	82%
Air quality (AQI)	39	43

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

Month by month

Hakone 🇯🇵 Japanwarm, soaked, clean air · best May73
Hiroshima 🇯🇵 Japanhot, soaked, clean air · best October63

Hakone vs Hiroshima in September — FAQ

Is September better in Hakone or Hiroshima?: Hakone is the better pick in September — 73 vs 63 on SeasonMap's comfort score. Hakone is warm, soaked, clean air, while Hiroshima is hot, soaked, clean air.
What is the weather like in Hakone vs Hiroshima in September?: In September, Hakone averages 23°C high / 18°C low with about 232 mm of rain; Hiroshima averages 30°C high / 22°C low with about 221 mm.