Weather in Rio de Janeiro in December
In an average December, Rio de Janeiro sees a daily high around 28°C and a low around 23°C, based on 1980–2026 of local climate records.
| Average high | 28°C |
|---|---|
| Typical high range | 25°C to 32°C |
| Average low | 23°C |
| Typical low range | 21°C to 25°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
36°C
2015-12-31
Lowest
20°C
1985-12-04
Low
Highest
27°C
2016-12-30
Lowest
18°C
1985-12-06
Feels-like
Highest
52°C
2016-12-27
Lowest
20°C
1985-12-04
Humidity
Highest
23.5 g/m³
2009-12-27
Lowest
13.0 g/m³
2018-12-09
Wind
Highest
36 km/h
1990-12-29
Lowest
6 km/h
2019-12-10
Gust
Highest
74 km/h
1990-12-29
Lowest
16 km/h
2011-12-26
Precip
Wettest
437 mm
2009
Driest
67 mm
2023
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