Where is the sea warmest in South America in March?

Copacabana in Brazil has the warmest sea in South America in March, averaging about 28.0 °C. Praia do Forte (28.0 °C) and Porto de Galinhas follow close behind.

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

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

How are these March sea temperatures calculated?

Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical March 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 March

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

1
Copacabana
Rio de Janeiro · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
2
Praia do Forte
Bahia · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
3
Porto de Galinhas
Pernambuco · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
4
Praia de Boa Viagem
Pernambuco · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
5
Praia do Futuro
Ceará · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
6
Jericoacoara
Ceará · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
7
Canoa Quebrada
Ceará · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
8
Morro de São Paulo
Bahia · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
9
Praia dos Carneiros
Pernambuco · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
10
Maragogi
Alagoas · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
11
Praia do Gunga
Alagoas · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
12
Praia de Pajuçara
Alagoas · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
13
Praia de Pipa
Rio Grande do Norte · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
14
Ponta Negra
Rio Grande do Norte · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
15
Genipabu
Rio Grande do Norte · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
16
Búzios Geribá
Rio de Janeiro · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
17
Cabo Frio Praia do Forte
Rio de Janeiro · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
18
Arraial do Cabo Praia do Forno
Rio de Janeiro · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
19
Praia de Guarujá
São Paulo · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
20
Ilhabela Praia do Curral
São Paulo · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
21
Ubatuba Praia Grande
São Paulo · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
22
Paraty Praia do Pontal
Rio de Janeiro · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
23
Fernando de Noronha Baia do Sancho
Pernambuco · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
24
Praia de Maracajaú
Rio Grande do Norte · Brazil · Atlantic Ocean
Warm — comfortable swimming
28°C
March average
25
Praia do Forte Beach Florianópolis
Santa Catarina · Brazil · Atlantic Ocean
Warm — comfortable swimming
27°C
March average

Warmest sea in March elsewhere

South America in March — frequently asked questions

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

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Warmest sea temperature in South America in March

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