Weather in Santo André in December
In an average December, Santo André sees a daily high around 26°C and a low around 18°C, based on 1980–2026 of local climate records.
| Average high | 26°C |
|---|---|
| Typical high range | 22°C to 30°C |
| Average low | 18°C |
| Typical low range | 16°C to 21°C |
| Average daily precipitation | 8 mm |
December records
The most extreme December on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total December accumulation.
High
Highest
34°C
2014-12-28
Lowest
17°C
1985-12-03
Low
Highest
23°C
2012-12-26
Lowest
11°C
2018-12-09
Feels-like
Highest
47°C
2025-12-28
Lowest
11°C
2018-12-09
Humidity
Highest
20.4 g/m³
1997-12-26
Lowest
11.3 g/m³
1982-12-04
Wind
Highest
48 km/h
2025-12-10
Lowest
7 km/h
2016-12-07
Gust
Highest
91 km/h
2025-12-10
Lowest
18 km/h
2025-12-25
Precip
Wettest
424 mm
1986
Driest
107 mm
2023
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