Weather in Sapporo in September
In an average September, Sapporo sees a daily high around 21°C and a low around 13°C, based on 1980–2026 of local climate records.
| Average high | 21°C |
|---|---|
| Typical high range | 17°C to 24°C |
| Average low | 13°C |
| Typical low range | 9°C to 18°C |
| Average daily precipitation | 5 mm |
September records
The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
29°C
2010-09-01
Lowest
12°C
2001-09-21
Low
Highest
23°C
2019-09-08
Lowest
3°C
1992-09-28
Feels-like
Highest
36°C
2010-09-01
Lowest
-1°C
1992-09-28
Humidity
Highest
20.5 g/m³
2025-09-01
Lowest
5.8 g/m³
1984-09-27
Wind
Highest
43 km/h
2018-09-04
Lowest
3 km/h
2003-09-02
Gust
Highest
138 km/h
2018-09-04
Lowest
14 km/h
2001-09-15
Precip
Wettest
307 mm
2011
Driest
41 mm
2008
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