Rio de Janeiro weather in May (Rio de Janeiro State, Brazil)

What's the typical weather in Rio de Janeiro for May? This guide provides the necessary weather information for your travel plans.

Temperatures

You’ll find the weather in Rio de Janeiro during May to be perfect, with high temperatures and moderate rainfall. Expect daytime highs to reach approximately 27°C, with nighttime lows dipping to around 20°C.

Precipitation

Rio de Janeiro in May usually receives moderate rainfall, averaging around 80 mm for the month. Past climate data indicates that roughly 12 days will see rain.

Average sunshine

The city usually sees around 188 hours of sunlight, indicating a moderately sunny period.

If you favor pleasant temperatures and minimal rainfall, May is one of the better months to visit Rio de Janeiro. May, June, July, August and September typically offer the most agreeable circumstances. On the other hand, January and December tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Rio de Janeiro climate page with graphs.

 

Rio de Janeiro, monthly averages in May

Min Temperature 20°C  

Max Temperature 27°C  

Water Temperature 24°C  

Chance of Rain 40%  

Precipitation 80 mm  

Rainy days 12 days  

Humidity 80%  

Windspeed 7 km/h  

Sunshine 188 hours  

Percentage Sunshine  

Where to go in Brazil in May

Find out more about the weather in Brazil and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. With a water temperature of around 24°C this is a great month to swim so bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Rio de Janeiro.

Our site offers climate and forecast data for every country in the world. Are you going to Brazil? On this website you can find historical weather averages for many cities in Brazil. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.