Weather in Rio de Janeiro in August
In an average August, Rio de Janeiro sees a daily high around 25°C and a low around 19°C, based on 1980–2026 of local climate records.
| Average high | 25°C |
|---|---|
| Typical high range | 21°C to 29°C |
| Average low | 19°C |
| Typical low range | 16°C to 21°C |
| Average daily precipitation | 3 mm |
August records
The most extreme August on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total August accumulation.
High
Highest
35°C
2023-08-24
Lowest
17°C
1984-08-28
Low
Highest
23°C
2005-08-31
Lowest
13°C
1996-08-03
Feels-like
Highest
45°C
2023-08-24
Lowest
13°C
1996-08-03
Humidity
Highest
20.1 g/m³
1998-08-13
Lowest
8.6 g/m³
2024-08-13
Wind
Highest
40 km/h
2022-08-11
Lowest
6 km/h
2004-08-10
Gust
Highest
70 km/h
2016-08-21
Lowest
13 km/h
2018-08-07
Precip
Wettest
141 mm
1984
Driest
9 mm
1988
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