When to go · Rio de Janeiro

Rio de Janeiro in August

Great month. Dry, clear mornings; strong winds some days.

Key facts

Verdict: Great
Temperature: 25°C (77°F)77°F (25°C) / 19°C (66°F)66°F (19°C); average high / low
Rain days: 6
Crowds: Medium; Brazil overall
Prices: Medium; Brazil overall

Plan around it

Verdict

GreatVoykit month rating for Rio de Janeiro

Dry, clear mornings; strong winds some days.

All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.

No other month rates higher than August for Rio de Janeiro in this guide.

Long-term averages

Rio de JaneiroHighs around 25 °C (77 °F), lows around 19 °C (66 °F), rain on about 6 daysHighs around 77 °F (25 °C), lows around 66 °F (19 °C), rain on about 6 days
Rio and the Southeast coast, Brazil · Rio de Janeiro, Paraty, Ilha Grande, São Paulobest weather
Hot, humid summers with heavy downpours and floods (December–March); dry, sunny, 20–26 °C (68–79 °F) winters are the sightseeing season. São Paulo is cooler and rainier.Hot, humid summers with heavy downpours and floods (December–March); dry, sunny, 68–79 °F (20–26 °C) winters are the sightseeing season. São Paulo is cooler and rainier.

Dry and mild season

Clear mornings and cool evenings; the best months for viewpoints.

Watch: Cool sea, some windy days and school-holiday crowds in July.

Brazil overall: Excellent for Rio, the Pantanal (jaguars) and the Lençóis; Amazon water falling.

Weather, crowds and prices for any two months in Rio de Janeiro, side by side.

First month

Second month

August: Dry, clear mornings; strong winds some days.

April: Heat eases; fewer crowds.

Rio de Janeiro: figures are long-term averages from this guide, not a forecast.

Nothing unusual for the weather this month.