Rio de Janeiro weather in May
“The kind of pleasant weather you build a trip around.”
Roughly 10 rainy days across the month, on average.
May marks the transition into Rio's autumn, bringing mild and comfortable conditions. Daytime temperatures average 25.7°C (78°F), while nights cool to 19.9°C (68°F). You'll experience moderate rainfall with about 10 rainy days and 64mm of precipitation throughout the month, though showers are typically brief. With 9.2 hours of sunshine daily, there's plenty of time to explore between occasional downpours.
This is shoulder season in Rio, meaning fewer crowds than summer months but still vibrant cultural energy. You'll catch the tail end of autumn festivals, and locals embrace outdoor activities at beaches and Christ the Redeemer. The weather is ideal for sightseeing without the intense heat of December through February.
For 2026 travelers, May is an excellent choice if you prefer moderate temperatures and don't mind occasional rain. Pack layers and a light rain jacket, and you'll have an enjoyable visit with good value accommodation rates compared to peak season.
What to pack for Rio de Janeiro in May
May weather in Rio requires versatile layering since mornings and evenings are cool while afternoons warm up. Bring pieces that transition easily between seasons, plus rain protection for those brief tropical showers.
- Lightweight linen shirts
- Light rain jacket or windbreaker
- Comfortable walking shorts and lightweight pants
- Canvas sneakers or water-resistant hiking boots
- Wide-brimmed sun hat
What to pack for Rio de Janeiro in May
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Where to stay in Rio de Janeiro
We don't review individual hotels — plenty of people do that well. What we do is send you to compare rooms in Rio de Janeiro across trusted platforms.
Compare hotels on Booking.com→Things worth doing
Visit Christ the Redeemer and Sugarloaf Mountain, explore Ipanema and Copacabana beaches, hike through Tijuca National Forest, wander Lapa's colonial streets and street art.
May vs. the rest of the year
How this month compares in Rio de Janeiro. Tap any month to read more.
highlighted months are among the best time to visit.
Best time to visit Rio de Janeiro
May is one of the best months to visit Rio de Janeiro — alongside April, September, October. Ten-year climate data confirms it: comfortable temperatures, manageable rainfall, and a healthy dose of sunshine.
See the full best-time-to-visit guide for Rio de JaneiroOther places with a similar climate right now
Rio de Janeiro in May — FAQ
Q01Is May a good time to visit Rio de Janeiro?
Is May a good time to visit Rio de Janeiro?
Yes — it is a good time to visit, with pleasant, comfortable weather. In May, Rio de Janeiro averages a high of 26°C (78°F) and a low of 20°C (68°F), with 64mm of rainfall across roughly 10 rainy days.
Q02What is the average temperature in Rio de Janeiro in May?
What is the average temperature in Rio de Janeiro in May?
The average high temperature in Rio de Janeiro during May is 26°C (78°F), with an average low of 20°C (68°F). These figures are averaged from ten years of daily records (2015–2024, Open-Meteo Archive).
Q03How many rainy days does Rio de Janeiro have in May?
How many rainy days does Rio de Janeiro have in May?
Rio de Janeiro averages approximately 10 rainy days in May, with a total monthly rainfall of about 64mm. This is based on daily precipitation records where days with 1mm or more of rain are counted as rainy days.
Q04What should I pack for Rio de Janeiro in May?
What should I pack for Rio de Janeiro in May?
For Rio de Janeiro in May, pack layered clothing for changing temperatures, a compact umbrella or waterproof jacket, sunscreen and sunglasses, comfortable walking shoes. These recommendations are based on the ten-year weather averages for this specific month.
Q05How crowded is Rio de Janeiro in May?
How crowded is Rio de Janeiro in May?
Tourist crowds in Rio de Janeiro during May are typically moderate — shoulder season, a sweet spot between crowds and weather. Consider this when planning accommodation — prices track crowd levels closely.