Weather in Santo André in December
In an average December, Santo André sees a daily high around 27°C and a low around 19°C, based on 1980–2026 of local climate records.
| Average high | 27°C |
|---|---|
| Typical high range | 22°C to 31°C |
| Average low | 19°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
35°C
2014-12-28
Lowest
18°C
1985-12-03
Low
Highest
24°C
2023-12-07
Lowest
12°C
2018-12-09
Feels-like
Highest
49°C
2025-12-28
Lowest
12°C
2018-12-09
Humidity
Highest
21.1 g/m³
2025-12-28
Lowest
11.6 g/m³
1990-12-30
Wind
Highest
45 km/h
2025-12-10
Lowest
6 km/h
2006-12-23
Gust
Highest
94 km/h
2025-12-10
Lowest
19 km/h
1992-12-24
Precip
Wettest
441 mm
1986
Driest
121 mm
2018
See Santo André's live weather grade →
Visiting Santo André in December? See how its comfort stacks up against where you live.
Compare Santo André with your city →