Seasonal ranking
Warmest sea temperature in South America in August
Where the sea is warmest across South America during August, ranked by long-term monthly average water temperature. Playa Blanca Cartagena (Bolívar, Colombia) tops the list at around 29°C. Open any spot for today's live water temperature and a 7-day swim forecast.
- 1Playa Blanca CartagenaBolívar · Colombia · Caribbean SeaWarm — comfortable swimming29°CAugust average
- 2Santa Marta El RodaderoMagdalena · Colombia · Caribbean SeaWarm — comfortable swimming29°CAugust average
- 3PalominoLa Guajira · Colombia · Caribbean SeaWarm — comfortable swimming29°CAugust average
- 4San Andrés Spratt BightSan Andrés · Colombia · Caribbean SeaWarm — comfortable swimming29°CAugust average
- 5Providencia ManzanilloSan Andrés · Colombia · Caribbean SeaWarm — comfortable swimming29°CAugust average
- 6Playa MedinaSucre · Venezuela · Caribbean SeaWarm — comfortable swimming29°CAugust average
- 7Playa El AguaNueva Esparta · Venezuela · Caribbean SeaWarm — comfortable swimming29°CAugust average
- 8Cayo SombreroFalcón · Venezuela · Caribbean SeaWarm — comfortable swimming29°CAugust average
- 9Praia do ForteBahia · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 10Porto de GalinhasPernambuco · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 11Praia de Boa ViagemPernambuco · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 12Praia do FuturoCeará · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 13JericoacoaraCeará · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 14Canoa QuebradaCeará · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 15Morro de São PauloBahia · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 16Praia dos CarneirosPernambuco · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 17MaragogiAlagoas · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 18Praia do GungaAlagoas · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 19Praia de PajuçaraAlagoas · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 20Praia de PipaRio Grande do Norte · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 21Ponta NegraRio Grande do Norte · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 22GenipabuRio Grande do Norte · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 23Fernando de Noronha Baia do SanchoPernambuco · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 24Praia de MaracajaúRio Grande do Norte · Brazil · Atlantic OceanWarm — comfortable swimming28°CAugust average
- 25CopacabanaRio de Janeiro · Brazil · Atlantic OceanWarm — comfortable swimming24°CAugust average
Warmest sea in August elsewhere
South America in August — frequently asked questions
- Where is the sea warmest in South America in August?
- Playa Blanca Cartagena in Colombia has the warmest sea in South America in August, averaging about 29.0 °C. Santa Marta El Rodadero (29.0 °C) and Palomino follow close behind.
- How many beaches in South America are warm enough to swim in August?
- 25 of the top 25 ranked beaches in South America average 22 °C or more in August, which most swimmers find comfortable without a wetsuit.
- How are these August sea temperatures calculated?
- Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical August rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.
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