April weather forecast and climate
Rio de Janeiro, Brazil

Christ the Redeemer statue atop Mount Corcovado, overlooking the seaside city of Rio de Janeiro, Brazil
Christ the Redeemer statue atop Mount Corcovado, overlooking the seaside city of Rio de Janeiro, Brazil
April lowers the heat in Rio de Janeiro with the onset of the autumn season. The average temperatures drop in the temperate zone of 21.7°C (71.1°F) to 27.8°C (82°F), but the city is humid for the better part of the year.
The 94mm (3.7") of rainfall in April is relatively lesser than the summer months, but it is advisable to carry a raincoat or an umbrella. Nearly 50% of the daylight hours are cloudy, but the sunshine is still intense. The mountains, such as Sugarloaf, have pleasant weather, although they receive more rainfall than the coast. Expect the heat to reduce by the end of April.

What is the temperature in April in Rio de Janeiro?

In April, in Rio de Janeiro, the average high-temperature is 27.8°C (82°F), and the average low-temperature is 21.9°C (71.4°F).

How many days does it rain in April in Rio de Janeiro?

In April, in Rio de Janeiro, Brazil, the rain falls for 9 days. Throughout April, 94.9mm (3.7") of precipitation is accumulated.

What is the sea water temperature in April in Rio de Janeiro?

The average seawater temperature, in April, is 25.4°C (77.7°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.
Average temperature in April - Rio de Janeiro, Brazil
  • Average high temperature in April: 27.8°C

Warmest months (with the highest average high temperature) are January and February (30.2°C).
The month with the lowest average high temperature is July (25°C).

  • Average low temperature in April: 21.9°C

The month with the highest average low temperature is February (23.5°C).
The coldest month (with the lowest average low temperature) is July (18.4°C).

Average humidity in April - Rio de Janeiro, Brazil
  • Average humidity in April: 80%

Months with the highest relative humidity are March, April, May, October and December (80%).
Months with the lowest relative humidity are July and August (77%).

Average rainfall in April - Rio de Janeiro, Brazil
  • Average rainfall in April: 94.9mm

The wettest month (with the highest rainfall) is January (137.1mm).
The driest month (with the lowest rainfall) is July (41.9mm).

Average rainfall days in April - Rio de Janeiro, Brazil
  • Average rainfall days in April: 9 days

Months with the highest number of rainy days are January and December (11 days).
The month with the lowest number of rainy days is July (4 days).

Average sea temperature in April - Rio de Janeiro, Brazil
  • Average sea temperature in April: 25.4°C

The best month for swimming (with the highest average sea temperature) is March (25.8°C).
The coldest month (with the lowest average sea temperature) is September (21.6°C).

Average daylight in April / Average sunshine in April - Rio de Janeiro, Brazil
  • Average daylight in April: 11.6h

The month with the longest days is December (Average daylight: 13.5h).
The month with shortest days is June (Average daylight: 10.7h).

  • Average sunshine in April: 6h

The month with most sunshine is February (Average sunshine: 7.2h).
Months with least sunshine are September and October (Average sunshine: 4.9).

Average UV index in April - Rio de Janeiro, Brazil
  • Average UV index in April: 9

Months with the highest UV index are January, February, March, November and December (UV index 12).
Months with the lowest UV index are June and July (UV index 5).

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