Weather in Santo André in September
In an average September, Santo André sees a daily high around 24°C and a low around 15°C, based on 1980–2026 of local climate records.
| Average high | 24°C |
|---|---|
| Typical high range | 17°C to 31°C |
| Average low | 15°C |
| Typical low range | 12°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
6°C
1980-09-23
Feels-like
Highest
52°C
2023-09-24
Lowest
3°C
2006-09-06
Humidity
Highest
19.9 g/m³
2023-09-26
Lowest
6.8 g/m³
2006-09-05
Wind
Highest
35 km/h
2006-09-02
Lowest
6 km/h
1993-09-06
Gust
Highest
100 km/h
2025-09-22
Lowest
18 km/h
1994-09-13
Precip
Wettest
362 mm
1983
Driest
38 mm
2017
See Santo André's live weather grade →
Visiting Santo André in September? See how its comfort stacks up against where you live.
Compare Santo André with your city →