Brazil in May: what to expect

May is the transition month between Brazil's wet summer and dry winter. In Rio de Janeiro the heavy December–March downpours are over: days are warm, nights are cooler, and the city enters the dry, sunny stretch that runs through September. São Paulo is cooler and can still throw a rainy day, and the highlands of Minas Gerais and the South get genuinely cold at night.

The Northeast coast is the exception. Salvador, Recife and Porto de Galinhas sit in their rainy season from roughly April to July, so expect short heavy showers and higher humidity. The same applies to the North coast dunes around Fortaleza and Jericoacoara, where rain through May keeps the Lençóis Maranhenses lagoons filling — good news if you plan to swim them later in the year, less good if you want a beach week now.

In the Amazon, May is still the wet season, but that is the point: high water lets boats push into flooded forest and igapó channels that are unreachable later. The Pantanal is at the tail end of its flood, with some roads and lodges still affected.

There is no single national figure for May — Brazil spans tropical, semi-arid and temperate zones — so treat the numbers below as Rio and São Paulo benchmarks and check your own region.

May is one of the quietest months of the Brazilian year. Carnival is long over, the January–February summer holidays have ended, and the July school holidays have not started. Hotel rates in Rio and São Paulo drop well below high season, domestic flights are cheaper, and you can often book the Iguaçu Falls and Amazon lodges at short notice.

The exceptions are short and local. Labour Day on 1 May creates a long weekend, and Mother's Day on the second Sunday fills restaurants and weekend escapes. Both are domestic travel spikes rather than international ones, so they mostly affect road traffic and pousadas within a few hours of the big cities.

If you are flexible, aim for the middle two weeks of May: after the 1 May holiday, before the June Festa Junina season starts pushing Northeast prices up.

May is a light month for national festivals — the big ones are Carnival in February and Festa Junina from June — but there is still a steady calendar of city events.

São Paulo's cultural season is in full swing, with museum exhibitions, theatre and the city's restaurant scene at its most comfortable temperature. Rio runs its usual round of football fixtures, samba nights and outdoor events without the summer crush. In the South, the grape harvest and wine tourism around Bento Gonçalves and Caxias do Sul wind down through May, with cool, clear days in the vineyards.

Check local listings before you travel: dates for city festivals, football fixtures and any one-off concerts shift every year, and public holidays move the calendar around them.

Rio de Janeiro is the obvious first stop: dry, sunny and mild, with the beaches, Sugarloaf and Corcovado all comfortable without summer's heat and crowds. Give it four or five nights and add a day trip to Petrópolis or Paraty.

São Paulo works well as a city break in May — cool enough to walk all day, and the food and museum scene is the best in the country. From either city, Iguaçu Falls is at its most pleasant: lower water than the summer peak, but fewer visitors and no heat.

For wildlife, the Pantanal is possible but not yet at its best; the jaguar season really starts in June–August when waterholes concentrate animals. The Amazon from Manaus is the stronger May choice, precisely because high water opens the flooded forest to canoes.

Skip the Northeast coast this month unless you accept rain. Salvador, Recife and Olinda are still worth visiting for the food, music and colonial centres, but beach time is a gamble until roughly August. If you want guaranteed sun in May, look at the interior of the Northeast or save the coast for September–March.

Pack for two climates if you are covering more than one region. Rio and the coast need light clothing, swimwear, sun protection and a light rain shell for the odd shower. São Paulo and the South need a jacket and long sleeves, especially at night — the highlands around Gramado and Campos do Jordão can drop close to freezing late in the month.

For the Amazon, take quick-dry long sleeves and trousers, insect repellent, a rain jacket and a headlamp; lodges are basic and humid. For the Pantanal, add binoculars and neutral-coloured clothing. A universal adapter (Brazil uses type N plus older A/B/C outlets), a refillable water bottle and a small daypack cover the rest.

April is similar to May but slightly warmer and busier around Easter; the Salvador coast is already wet. June brings the Festa Junina season to the Northeast, the Parintins festival in the Amazon and the start of the Pantanal dry season, with crowds and prices rising. July is Brazilian school holiday peak: Iguaçu and the Pantanal get busy and Lençóis Maranhenses fills with domestic visitors.

If your dates are fixed to May, you have picked one of the best combinations of weather, price and space in the Brazilian year. If you can move, June adds festivals at the cost of higher prices, and August–September is the strongest month for the Pantanal and the Lençóis.