Rio de Janeiro weather in August 2021

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25
25°C max day temperature
6
6 hours of sunshine per day
9
9 days with some rainfall
16
16°C min night temperature
11
11 hours of daylight per day
L
Low heat & humidity
76
76 mm of monthly rainfall
7
7 (High) UV index
22
22°C sea temperature

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The August weather guide for Rio de Janeiro, Brazil shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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How hot is it in Rio de Janeiro in August?

Daytime temperatures usually reach 25°C in Rio de Janeiro in August with low heat and humidity, falling to 16°C at night.

How sunny is it in Rio de Janeiro in August?

There are normally 6 hours of bright sunshine each day in Rio de Janeiro in August - that's 55% of daylight hours.

How warm is the sea around Rio de Janeiro in August?

The average sea temperature around Rio de Janeiro in August is 22°C.

Does it rain in Rio de Janeiro in August?

There are usually 9 days with some rain in Rio de Janeiro in August and the average monthly rainfall is 76mm.

Metric (°C / mm) | Imperial (°F / inches)

Rio de Janeiro sunrise & sunset times for August 2021

Browse the sunrise and sunset times for Rio de Janeiro in August 2021. Select a month to view Rio de Janeiro sunrise & sunset times for the next 12 months.

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