Where is the sea warmest in South America in May?

Praia de Boa Viagem in Brazil has the warmest sea in South America in May, averaging about 28.0 °C. Maragogi (28.0 °C) and Praia do Gunga follow close behind.

How many beaches in South America are warm enough to swim in May?

23 of the top 25 ranked beaches in South America average 22 °C or more in May, which most swimmers find comfortable without a wetsuit.

How are these May sea temperatures calculated?

Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical May rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.

Seasonal ranking

Warmest sea temperature in South America in May

Where the sea is warmest across South America during May, ranked by long-term monthly average water temperature. Praia de Boa Viagem (Pernambuco, Brazil) tops the list at around 28°C. Open any spot for today's live water temperature and a 7-day swim forecast.

1
Praia de Boa Viagem
Pernambuco · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
May average
2
Maragogi
Alagoas · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
May average
3
Praia do Gunga
Alagoas · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
May average
4
Ponta Negra
Rio Grande do Norte · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
May average
5
Genipabu
Rio Grande do Norte · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
May average
6
Fernando de Noronha Baia do Sancho
Pernambuco · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
May average
7
Playa Blanca Cartagena
Bolívar · Colombia · Caribbean Sea
Warm — comfortable swimming
28°C
May average
8
Santa Marta El Rodadero
Magdalena · Colombia · Caribbean Sea
Warm — comfortable swimming
28°C
May average
9
Palomino
La Guajira · Colombia · Caribbean Sea
Warm — comfortable swimming
28°C
May average
10
San Andrés Spratt Bight
San Andrés · Colombia · Caribbean Sea
Warm — comfortable swimming
28°C
May average
11
Providencia Manzanillo
San Andrés · Colombia · Caribbean Sea
Warm — comfortable swimming
28°C
May average
12
Playa Medina
Sucre · Venezuela · Caribbean Sea
Warm — comfortable swimming
28°C
May average
13
Playa El Agua
Nueva Esparta · Venezuela · Caribbean Sea
Warm — comfortable swimming
28°C
May average
14
Cayo Sombrero
Falcón · Venezuela · Caribbean Sea
Warm — comfortable swimming
28°C
May average
15
Jericoacoara Beach
Ceará · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
May average
16
Praia de Maracajaú
Rio Grande do Norte · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
May average
17
Copacabana
Rio de Janeiro · Brazil · Atlantic Ocean
Warm — comfortable swimming
26°C
May average
18
Búzios Geribá
Rio de Janeiro · Brazil · Atlantic Ocean
Warm — comfortable swimming
26°C
May average
19
Cabo Frio Praia do Forte
Rio de Janeiro · Brazil · Atlantic Ocean
Warm — comfortable swimming
26°C
May average
20
Praia de Guarujá
São Paulo · Brazil · Atlantic Ocean
Warm — comfortable swimming
26°C
May average
21
Ilhabela Praia do Curral
São Paulo · Brazil · Atlantic Ocean
Warm — comfortable swimming
26°C
May average
22
Ubatuba Praia Grande
São Paulo · Brazil · Atlantic Ocean
Warm — comfortable swimming
26°C
May average
23
Paraty Praia do Pontal
Rio de Janeiro · Brazil · Atlantic Ocean
Warm — comfortable swimming
26°C
May average
24
Praia do Forte Beach Florianópolis
Santa Catarina · Brazil · Atlantic Ocean
Pleasant — swimmable without a wetsuit
21°C
May average
25
Praia Brava
Santa Catarina · Brazil · Atlantic Ocean
Pleasant — swimmable without a wetsuit
21°C
May average

Warmest sea in May elsewhere

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South America in May — frequently asked questions

Where is the sea warmest in South America in May?: Praia de Boa Viagem in Brazil has the warmest sea in South America in May, averaging about 28.0 °C. Maragogi (28.0 °C) and Praia do Gunga follow close behind.
How many beaches in South America are warm enough to swim in May?: 23 of the top 25 ranked beaches in South America average 22 °C or more in May, which most swimmers find comfortable without a wetsuit.
How are these May sea temperatures calculated?: Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical May rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.

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