Average monthly water temperature in Rio de Janeiro, Brazil
On this page you find the mean water temperature over the year in Rio de Janeiro (Rio de Janeiro State), Brazil. Get insights into the water temperature fluctuations and discover what they mean for visitors.
In Rio de Janeiro, water remains inviting throughout the year. The warmest month is February, with an average water temperature of 26°C (79°F).
The coolest temperature, August, still averages a pleasant 21°C (70°F). This means you will have a consistently enjoyable environment for water activities and recreation.
Rio de Janeiro Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Rio de Janeiro - and find the best time to visit.
Rio de Janeiro 3-Day Forecast
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Rio de Janeiro climate overview or explore weather in Brazil.
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Fortaleza
31°C (88°F) Salvador
26°C (79°F) Rio de Janeiro
26°C (79°F) Búzios
25°C (77°F) Sao Paulo23°C (73°F) Paraty23°C (73°F) Florianópolis21°C (70°F) Gramado
19°C (66°F) 
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