Weather in Surabaya in September
In an average September, Surabaya sees a daily high around 32°C and a low around 21°C, based on 1980–2026 of local climate records.
| Average high | 32°C |
|---|---|
| Typical high range | 31°C to 33°C |
| Average low | 21°C |
| Typical low range | 20°C to 23°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
35°C
2020-09-24
Lowest
26°C
1998-09-26
Low
Highest
26°C
2026-09-20
Lowest
17°C
1982-09-01
Feels-like
Highest
51°C
2024-09-24
Lowest
26°C
1998-09-26
Humidity
Highest
23.3 g/m³
2024-09-26
Lowest
12.1 g/m³
2014-09-26
Wind
Highest
26 km/h
2026-09-12
Lowest
4 km/h
2005-09-09
Gust
Highest
55 km/h
1987-09-17
Lowest
15 km/h
2025-09-15
Precip
Wettest
233 mm
2010
Driest
1 mm
2019
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