Weather in Osasco in December
In an average December, Osasco 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 30°C |
| Average low | 19°C |
| Typical low range | 16°C to 21°C |
| Average daily precipitation | 5 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
2025-12-28
Lowest
17°C
1985-12-03
Low
Highest
23°C
2012-12-26
Lowest
12°C
1995-12-15
Feels-like
Highest
48°C
2025-12-28
Lowest
13°C
1990-12-30
Humidity
Highest
20.2 g/m³
2009-12-02
Lowest
10.9 g/m³
1982-12-04
Wind
Highest
47 km/h
2025-12-10
Lowest
7 km/h
2001-12-09
Gust
Highest
88 km/h
2025-12-10
Lowest
19 km/h
2006-12-23
Precip
Wettest
359 mm
1986
Driest
57 mm
2023
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