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

In September, Hiroshima averages 30°C high / 22°C low with about 221 mm of rain; Sapporo averages 23°C high / 15°C low with about 131 mm.

Hiroshima vs Sapporo in September

Sapporo is the better pick in September — 86 vs 63 on SeasonMap's comfort score. Sapporo is warm, rainy, clean air, while Hiroshima is hot, soaked, clean air.

Hiroshima vs Sapporo — September climate, side by side

	🇯🇵 Hiroshima	🇯🇵 Sapporo
Comfort score	63/100 (C)	86/100 (A)
Feels-like high	33°C	24°C
Avg high / low	30° / 22°	23° / 15°
Rainfall	221 mm	131 mm
Rainy days	15	13
Humidity	82%	82%
Air quality (AQI)	43	36

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

Month by month

Hiroshima vs Sapporo in September — FAQ

Is September better in Hiroshima or Sapporo?: Sapporo is the better pick in September — 86 vs 63 on SeasonMap's comfort score. Sapporo is warm, rainy, clean air, while Hiroshima is hot, soaked, clean air.
What is the weather like in Hiroshima vs Sapporo in September?: In September, Hiroshima averages 30°C high / 22°C low with about 221 mm of rain; Sapporo averages 23°C high / 15°C low with about 131 mm.