Climate in Rio de Janeiro (Rio de Janeiro State), Brazil

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Average monthly minimum and maximum temperature in Rio de Janeiro, Brazil

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Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Average monthly hours of sunshine in Rio de Janeiro, Brazil

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Average water temperature

The mean water temperature over the year.

Average monthly water temperature in Rio de Janeiro, Brazil

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Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Average monthly rainfall, snow, precipitation in Rio de Janeiro, Brazil

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Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average monthly rainy days in Rio de Janeiro, Brazil

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Average humidity

The mean monthly relative humidity over the year

Average monthly relative humidity in Rio de Janeiro, Brazil

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Average wind speed

The mean monthly wind speed over the year (in meters per second)

Average monthly wind speed in Rio de Janeiro, Brazil

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Weather Forecasts for Rio de Janeiro

Tue   Mar 19
30°C | 25°C
S 18 km/h
7.3 mm
broken clouds and thunder

broken clouds and thunder

Wed   Mar 20
31°C | 25°C
N 18 km/h
0.5 mm
partly cloudy and thunder

partly cloudy and thunder

Thu   Mar 21
33°C | 26°C
NE 18 km/h
3.2 mm
almost clear and  chance of rain

almost clear and chance of rain

The best time of year to visit Rio de Janeiro in Brazil

The high season in Rio is summer (December to March), but this season is also the most crowded and most expensive period. Off-season (May-October) is also a good option if you are looking for low hotel prices and don't mind to face the risk of having some days with low temperatures. Rio's winter temperatures stay around the 20°C, dipping occasionally below the 15°C.

Rainy days can be disturbing during a visit to Rio, but they are very unpredictable. They sometimes occur in high season as well.

Other facts from our historical weather data:

  • Which months have the greatest rainfall in Rio de Janeiro?
    Most rainfall (rainy season) is seen in January, February, March, November and December.
  • Which is the warmest month in Rio de Janeiro?
    February has an average maximum temperature of 32°C and is the warmest month of the year.
  • Which is the coldest month in Rio de Janeiro?
    The coldest month is July with an average maximum temperature of 26°C.
  • Which is the wettest month in Rio de Janeiro?
    January tops the wettest month list with 199 mm of rainfall.
  • Which is the driest month in Rio de Janeiro?
    August is the driest month with 45 mm of precipitation.
  • Which is the sunniest month in Rio de Janeiro?
    January is the sunniest month with an average of 212 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.