The Mexico resorts with the warmest sea water temperature in August are San Blas, Puerto Arista and La Penita de Jaltemba.
Below you can see a list of all popular Mexico resorts and information about sea water temperature in August for the last two years.
| Resort Name | August 2026 | August 2025 | August 2024 |
|---|---|---|---|
| San Blas | 94.1°F | 92.6°F | 91.7°F |
| Puerto Arista | 93.9°F | 92.0°F | 91.8°F |
| La Penita de Jaltemba | 93.5°F | 91.7°F | 91.1°F |
| Rincon de Guayabitos | 93.5°F | 91.6°F | 91.1°F |
| Manzaltan | 93.2°F | 91.9°F | 91.3°F |
| Mazatlan | 93.2°F | 91.9°F | 91.3°F |
| Barra de Potosi | 93.1°F | 90.8°F | 91.5°F |
| Troncones | 93.1°F | 90.6°F | 91.4°F |
| San Pancho | 93.0°F | 91.6°F | 91.1°F |
| Sayulita | 93.0°F | 91.5°F | 91.0°F |
| Playa Azul | 92.9°F | 90.8°F | 90.7°F |
| Nuevo Vallarta | 92.9°F | 91.6°F | 90.5°F |
| Puerto Vallarta | 92.9°F | 91.5°F | 90.5°F |
| Manzanillo | 92.8°F | 90.8°F | 90.8°F |
| San Patricio | 92.8°F | 90.8°F | 90.8°F |
| Ciudad Lazaro Cardenas | 92.8°F | 90.5°F | 91.4°F |
| Zihuatanejo | 92.8°F | 90.6°F | 91.5°F |
| Punta Mita | 92.8°F | 91.6°F | 90.8°F |
| Punta Villela | 92.8°F | 91.6°F | 90.8°F |
| Caleta de Campos | 92.7°F | 90.7°F | 91.2°F |
| La Manzanilla | 92.7°F | 90.6°F | 90.8°F |
| Costa Careyes | 92.7°F | 90.7°F | 90.6°F |
| Luces en el Mar | 92.6°F | 91.5°F | 91.0°F |
| Acapulco | 92.6°F | 91.4°F | 91.0°F |
| Perula | 92.4°F | 90.6°F | 90.5°F |
| Brisas de Zicatela | 92.2°F | 90.9°F | 91.3°F |
| Purerto Escondido | 92.1°F | 90.9°F | 91.2°F |
| Mazunte | 92.1°F | 90.8°F | 91.0°F |
| San Agustinillo | 92.0°F | 90.9°F | 91.0°F |
| Playa Zipolite | 92.0°F | 90.9°F | 91.0°F |
| Puerto Angel | 92.0°F | 90.8°F | 90.8°F |
| Salchi | 91.9°F | 90.7°F | 90.7°F |
| San Jose del Cabo | 91.8°F | 89.9°F | 87.9°F |
| La Crucecita | 91.7°F | 90.7°F | 90.5°F |
| Tangolunda | 91.7°F | 90.6°F | 90.5°F |
| Cabo San Lucas | 91.4°F | 88.8°F | 86.0°F |
| Chetumal | 91.0°F | 91.1°F | 91.1°F |
| La Paz | 90.9°F | 88.5°F | 87.8°F |
| Campeche | 90.7°F | 90.7°F | 91.4°F |
| Ciudad del Carmen | 90.7°F | 90.7°F | 91.3°F |
| Coatzacoalcos | 90.0°F | 89.3°F | 89.4°F |
| Boca del Rio | 89.9°F | 90.6°F | 90.4°F |
| Veracruz | 89.8°F | 90.6°F | 90.4°F |
| Costa de Oro | 89.7°F | 90.4°F | 90.1°F |
| Tulum | 89.7°F | 89.8°F | 90.1°F |
| Puerto Morelos | 89.6°F | 89.8°F | 90.2°F |
| Riviera Maya | 89.5°F | 89.6°F | 90.1°F |
| Puerto Aventuras | 89.5°F | 89.6°F | 90.1°F |
| Playa del Carmen | 89.4°F | 89.7°F | 90.2°F |
| Los Medanos | 89.2°F | 90.5°F | 90.1°F |
| Playa Chachalacas | 89.2°F | 90.5°F | 90.1°F |
| Mahahual | 89.2°F | 89.8°F | 90.2°F |
| Cozumel | 89.1°F | 89.6°F | 90.1°F |
| Cancun | 88.9°F | 89.3°F | 89.5°F |
| Tampico | 88.7°F | 89.9°F | 90.3°F |
| Ciudad Madero | 88.6°F | 89.7°F | 90.4°F |
| Isla Mujeres | 88.3°F | 88.8°F | 89.4°F |
| Merida | 87.7°F | 84.6°F | 86.7°F |
| Casitas | 86.2°F | 89.1°F | 89.0°F |
| Monte Gordo | 86.2°F | 89.1°F | 89.0°F |
| La Vigueta | 86.1°F | 88.9°F | 89.1°F |
| Playa Oriente | 86.1°F | 88.9°F | 89.1°F |
| Tecolutla | 86.0°F | 88.4°F | 89.3°F |
| La Pesca | 86.0°F | 87.2°F | 88.9°F |
| Ensenada | 76.6°F | 72.2°F | 74.1°F |
| Tijuana | 73.9°F | 70.9°F | 72.1°F |
Please see following sea water temperature averages charts for the warmest Mexico resorts in August.
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.
Sea Water
Temperature
Temperature
| San Blas |
Sea Water
Temperature
Temperature
| Puerto Arista |
Sea Water
Temperature
Temperature
| La Penita de Jaltemba |
Mexico Resorts:
NAME
F°
| Acapulco | ![]() |
+90 |
| Boca del Rio | ![]() |
+88 |
| Brisas de Zicatela | ![]() |
+90 |
| Cabo San Lucas | ![]() |
+88 |
| Cancun | ![]() |
+88 |
| Ciudad Lazaro Cardenas | ![]() |
+90 |
| La Paz | ![]() |
+108 |
| La Penita de Jaltemba | ![]() |
+84 |
| Luces en el Mar | ![]() |
+90 |
| Monte Gordo | ![]() |
+90 |
| Playa del Carmen | ![]() |
+90 |
| Puerto Vallarta | ![]() |
+82 |
| Riviera Maya | ![]() |
+90 |
| San Jose del Cabo | ![]() |
+90 |
| Tulum | ![]() |
+90 |





























