The Brazil resorts with the warmest sea water temperature in October are Macapa, Belem and Ananindeua.
Below you can see a list of all popular Brazil resorts and information about sea water temperature in October for the last two years.
| Resort Name | October 2026 | October 2025 | October 2024 |
|---|---|---|---|
| Macapa | 91.2°F | 90.1°F | 90.9°F |
| Belem | 88.6°F | 87.8°F | 88.2°F |
| Ananindeua | 88.4°F | 87.5°F | 88.1°F |
| Sao Jose de Ribamar | 86.6°F | 85.9°F | 85.8°F |
| Sao Luis | 86.4°F | 85.6°F | 85.6°F |
| Ilha de Itamaraca | 86.3°F | 84.2°F | 85.4°F |
| Jaboatao dos Guararapes | 86.0°F | 84.0°F | 85.2°F |
| Joao Pessoa | 85.9°F | 84.0°F | 85.1°F |
| Paulista | 85.9°F | 84.0°F | 85.1°F |
| Recife | 85.9°F | 84.0°F | 85.0°F |
| Olinda | 85.8°F | 83.9°F | 84.9°F |
| Natal | 85.6°F | 83.9°F | 84.6°F |
| Fortaleza | 85.5°F | 84.2°F | 84.5°F |
| Paracuru | 85.5°F | 84.2°F | 84.6°F |
| Jericoacoara | 85.5°F | 84.3°F | 84.7°F |
| Maceio | 85.3°F | 83.7°F | 84.7°F |
| Salvador | 83.9°F | 82.5°F | 84.1°F |
| Itacare | 83.4°F | 82.1°F | 83.4°F |
| Aracaju | 83.3°F | 82.8°F | 83.6°F |
| Ilheus | 83.0°F | 81.9°F | 83.2°F |
| Lauro de Freitas | 83.0°F | 82.2°F | 83.3°F |
| Paraiso dos Pataxos | 81.8°F | 81.3°F | 82.0°F |
| Porto Seguro | 81.7°F | 81.3°F | 81.9°F |
| Sao Goncalo | 80.0°F | 77.7°F | 79.4°F |
| Duque de Caxias | 79.9°F | 77.6°F | 78.9°F |
| Niteroi | 78.9°F | 75.6°F | 77.6°F |
| Itaipava | 78.7°F | 75.6°F | 77.2°F |
| Angra dos Reis | 78.7°F | 76.4°F | 77.9°F |
| Marataizes | 78.3°F | 75.6°F | 77.2°F |
| Alto Lagoa Funda | 78.3°F | 75.6°F | 77.2°F |
| Paraty | 78.3°F | 76.5°F | 78.3°F |
| Parati | 78.3°F | 76.5°F | 78.3°F |
| Unamar | 78.1°F | 73.4°F | 76.5°F |
| Rio de Janeiro | 78.1°F | 74.0°F | 76.4°F |
| Piuma | 78.1°F | 75.3°F | 76.9°F |
| Itaipuacu | 77.9°F | 72.3°F | 75.4°F |
| Rio das Ostras | 77.9°F | 71.4°F | 75.5°F |
| Macae | 77.7°F | 71.3°F | 74.9°F |
| Armacao dos Buzios | 77.5°F | 71.9°F | 75.7°F |
| Buzios | 77.5°F | 71.9°F | 75.7°F |
| Barra da Tijuca | 77.3°F | 69.5°F | 73.4°F |
| Itamambuca Beach | 77.3°F | 74.2°F | 76.5°F |
| Ubatuba | 77.2°F | 74.3°F | 76.4°F |
| Cabo Frio | 77.2°F | 72.0°F | 75.1°F |
| Anchieta | 77.1°F | 74.9°F | 76.5°F |
| Vila Velha | 75.9°F | 74.4°F | 75.7°F |
| Maranduba | 75.9°F | 73.7°F | 75.5°F |
| Caraguatatuba | 75.7°F | 74.1°F | 75.6°F |
| Guarapari | 75.7°F | 74.4°F | 76.0°F |
| Sao Paulo | 75.6°F | 74.3°F | 75.4°F |
| Ilhabela | 75.3°F | 73.1°F | 74.9°F |
| Sao Sebastiao | 75.3°F | 73.3°F | 75.1°F |
| Santos | 75.1°F | 73.8°F | 74.8°F |
| Sao Vicente | 75.1°F | 73.8°F | 74.7°F |
| Guaruja | 75.1°F | 73.8°F | 75.0°F |
| Praia Grande | 75.0°F | 73.8°F | 74.8°F |
| Mongagua | 74.9°F | 73.9°F | 74.6°F |
| Itanhaem | 74.7°F | 73.8°F | 74.6°F |
| Peruibe | 74.5°F | 74.1°F | 74.6°F |
| Ilha Comprida | 73.3°F | 73.3°F | 74.1°F |
| Pontal do Parana | 72.6°F | 73.0°F | 74.8°F |
| Matinhos | 72.4°F | 73.1°F | 74.9°F |
| Guaratuba | 72.2°F | 72.9°F | 74.8°F |
| Itapoa | 71.8°F | 72.8°F | 74.8°F |
| Barra Velha | 70.6°F | 71.9°F | 74.1°F |
| Penha | 70.1°F | 71.7°F | 74.2°F |
| Itajai | 69.9°F | 71.3°F | 73.9°F |
| Balneario Camboriu | 69.8°F | 71.2°F | 73.9°F |
| Itapema | 69.7°F | 71.1°F | 73.7°F |
| Pôrto Belo | 69.7°F | 71.1°F | 73.6°F |
| Bombinhas | 69.5°F | 71.0°F | 73.7°F |
| Palhoca | 69.5°F | 71.7°F | 73.2°F |
| Florianopolis | 69.3°F | 71.2°F | 73.3°F |
| Porto Alegre | 67.9°F | 71.9°F | 73.1°F |
| Enseada da Pinheira | 67.6°F | 69.0°F | 70.2°F |
| Ibiraquera | 67.1°F | 67.9°F | 70.1°F |
| Garopaba | 67.1°F | 68.2°F | 70.0°F |
| Balneario Esplanada | 65.7°F | 66.1°F | 68.8°F |
| Arroio do Silva | 65.5°F | 66.8°F | 69.0°F |
| Arroio do Sal | 65.4°F | 68.6°F | 70.2°F |
| Rio Grande | 65.4°F | 69.5°F | 70.2°F |
| Tôrres | 65.1°F | 68.2°F | 70.0°F |
| Tramandai | 64.5°F | 68.9°F | 70.4°F |
| Xangri-la | 64.5°F | 68.6°F | 70.3°F |
| Cidreira | 63.4°F | 68.5°F | 70.3°F |
| Balneario Pinhal | 63.2°F | 68.4°F | 70.1°F |
| Quintao | 63.0°F | 68.1°F | 70.0°F |
| Cassino | 62.5°F | 66.5°F | 66.9°F |
Please see following sea water temperature averages charts for the warmest Brazil resorts in October.
You can also get the same information for the every other month of the year when the average sea water temperature is greater then 70°F.
Brazil Resorts:
NAME
F°
| Balneario Camboriu |  |
+48 |
| Buzios |  |
+70 |
| Duque de Caxias |  |
+70 |
| Florianopolis | |
+54 |
| Fortaleza | |
+82 |
| Garopaba | |
+46 |
| Joao Pessoa | |
+82 |
| Recife | |
+78 |
| Rio de Janeiro | |
+72 |
| Salvador | |
+80 |
| Santos | |
+68 |
| Sao Jose de Ribamar | |
+84 |
| Sao Paulo | |
+64 |
| Sao Sebastiao | |
+66 |
| Xangri-la | |
+56 |
