Weather in Santo André in September
In an average September, Santo André sees a daily high around 24°C and a low around 14°C, based on 1980–2026 of local climate records.
| Average high | 24°C |
|---|---|
| Typical high range | 17°C to 30°C |
| Average low | 14°C |
| Typical low range | 11°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
36°C
2023-09-24
Lowest
11°C
1990-09-14
Low
Highest
23°C
2012-09-19
Lowest
4°C
2002-09-03
Feels-like
Highest
52°C
2020-09-30
Lowest
1°C
2006-09-06
Humidity
Highest
19.2 g/m³
2023-09-26
Lowest
6.7 g/m³
2006-09-05
Wind
Highest
37 km/h
1984-09-20
Lowest
5 km/h
2026-09-25
Gust
Highest
98 km/h
2025-09-22
Lowest
15 km/h
2026-09-25
Precip
Wettest
339 mm
1983
Driest
23 mm
2011
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