Weather in Kumamoto, Japan in September
In an average September, Kumamoto sees a daily high around 28°C and a low around 20°C, based on 1981–2026 of local climate records.
| Average high | 28°C |
|---|---|
| Typical high range | 24°C to 31°C |
| Average low | 20°C |
| Typical low range | 16°C to 23°C |
| Average daily precipitation | 5 mm |
September records
The most extreme September on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
34°C
2024-09-12
Lowest
18°C
1987-09-27
Low
Highest
26°C
2024-09-16
Lowest
9°C
1987-09-28
Feels-like
Highest
52°C
2024-09-16
Lowest
7°C
1987-09-28
Humidity
Highest
25.0 g/m³
2024-09-16
Lowest
8.7 g/m³
1987-09-27
Wind
Highest
63 km/h
1991-09-27
Lowest
5 km/h
2018-09-19
Precip
Wettest
464 mm
2016
Driest
62 mm
1994
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