Weather in Surabaya in September
In an average September, Surabaya sees a daily high around 32°C and a low around 25°C, based on 1980–2026 of local climate records.
| Average high | 32°C |
|---|---|
| Typical high range | 31°C to 33°C |
| Average low | 25°C |
| Typical low range | 24°C to 26°C |
| Average daily precipitation | 0 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
36°C
2020-09-25
Lowest
28°C
1998-09-26
Low
Highest
28°C
2025-09-27
Lowest
22°C
1982-09-01
Feels-like
Highest
49°C
2020-09-25
Lowest
34°C
1998-09-26
Humidity
Highest
23.6 g/m³
2021-09-12
Lowest
14.8 g/m³
2003-09-06
Wind
Highest
26 km/h
1987-09-17
Lowest
5 km/h
1984-09-15
Gust
Highest
49 km/h
2017-09-16
Lowest
15 km/h
2005-09-09
Precip
Wettest
224 mm
2010
Driest
0 mm
2015
See Surabaya's live weather grade →
Visiting Surabaya in September? See how its comfort stacks up against where you live.
Compare Surabaya with your city →