The Mexico resorts with the warmest sea water temperature in July are San Blas, Nuevo Vallarta and La Penita de Jaltemba.
Below you can see a list of all popular Mexico resorts and information about sea water temperature in July for the last two years.
| Resort Name | July 2025 | July 2024 | July 2023 |
|---|---|---|---|
| San Blas | 92.0°F | 90.3°F | 92.8°F |
| Nuevo Vallarta | 91.7°F | 89.5°F | 91.7°F |
| La Penita de Jaltemba | 91.7°F | 90.0°F | 92.0°F |
| Rincon de Guayabitos | 91.7°F | 90.0°F | 91.9°F |
| Puerto Vallarta | 91.7°F | 89.5°F | 91.6°F |
| Puerto Arista | 91.6°F | 91.1°F | 92.7°F |
| San Pancho | 91.4°F | 89.6°F | 91.6°F |
| Sayulita | 91.4°F | 89.5°F | 91.5°F |
| Punta Mita | 91.3°F | 89.2°F | 91.6°F |
| Punta Villela | 91.3°F | 89.2°F | 91.6°F |
| Mazatlan | 90.8°F | 88.9°F | 91.5°F |
| Manzaltan | 90.8°F | 88.9°F | 91.5°F |
| Luces en el Mar | 90.6°F | 90.3°F | 92.1°F |
| Acapulco | 90.6°F | 90.3°F | 92.2°F |
| Barra de Potosi | 90.5°F | 89.5°F | 91.6°F |
| Zihuatanejo | 90.4°F | 89.4°F | 91.6°F |
| Troncones | 90.3°F | 89.3°F | 91.4°F |
| Manzanillo | 90.2°F | 87.3°F | 90.9°F |
| Playa Azul | 90.2°F | 87.3°F | 90.9°F |
| San Patricio | 90.1°F | 87.6°F | 90.6°F |
| Tangolunda | 90.1°F | 89.9°F | 91.4°F |
| La Crucecita | 90.1°F | 89.9°F | 91.5°F |
| La Manzanilla | 90.0°F | 87.3°F | 90.6°F |
| Ciudad Lazaro Cardenas | 90.0°F | 88.9°F | 91.4°F |
| Brisas de Zicatela | 90.0°F | 90.3°F | 91.8°F |
| Caleta de Campos | 90.0°F | 88.4°F | 91.3°F |
| San Agustinillo | 90.0°F | 90.3°F | 91.6°F |
| Purerto Escondido | 90.0°F | 90.3°F | 91.7°F |
| Playa Zipolite | 90.0°F | 90.3°F | 91.6°F |
| Mazunte | 90.0°F | 90.3°F | 91.7°F |
| Perula | 90.0°F | 87.0°F | 90.3°F |
| Costa Careyes | 90.0°F | 87.3°F | 90.3°F |
| Salchi | 90.0°F | 90.0°F | 91.4°F |
| Puerto Angel | 90.0°F | 90.2°F | 91.6°F |
| Chetumal | 89.9°F | 90.0°F | 90.4°F |
| Campeche | 89.9°F | 90.1°F | 90.4°F |
| Ciudad del Carmen | 89.9°F | 89.8°F | 90.7°F |
| Boca del Rio | 88.9°F | 89.6°F | 89.7°F |
| Veracruz | 88.9°F | 89.5°F | 89.7°F |
| Puerto Morelos | 88.7°F | 88.9°F | 89.7°F |
| Coatzacoalcos | 88.6°F | 88.9°F | 89.2°F |
| Tulum | 88.6°F | 89.1°F | 89.6°F |
| Cozumel | 88.4°F | 88.9°F | 89.4°F |
| Playa del Carmen | 88.4°F | 88.9°F | 89.5°F |
| Riviera Maya | 88.4°F | 89.0°F | 89.5°F |
| Puerto Aventuras | 88.4°F | 89.0°F | 89.5°F |
| Los Medanos | 88.4°F | 89.1°F | 89.4°F |
| Playa Chachalacas | 88.4°F | 89.1°F | 89.4°F |
| Cancun | 88.4°F | 88.6°F | 89.4°F |
| Mahahual | 88.3°F | 88.9°F | 89.2°F |
| Costa de Oro | 88.2°F | 89.2°F | 89.6°F |
| Isla Mujeres | 87.9°F | 88.4°F | 89.2°F |
| Ciudad Madero | 87.7°F | 89.0°F | 87.4°F |
| Tampico | 87.6°F | 88.9°F | 87.8°F |
| San Jose del Cabo | 87.4°F | 85.4°F | 88.7°F |
| Casitas | 86.8°F | 87.1°F | 87.1°F |
| Monte Gordo | 86.8°F | 87.1°F | 87.1°F |
| Playa Oriente | 86.7°F | 87.2°F | 86.8°F |
| La Vigueta | 86.7°F | 87.2°F | 86.8°F |
| Tecolutla | 86.5°F | 87.4°F | 86.4°F |
| Cabo San Lucas | 86.0°F | 81.5°F | 87.4°F |
| La Pesca | 85.2°F | 88.7°F | 85.2°F |
| La Paz | 85.1°F | 84.5°F | 87.4°F |
| Merida | 84.3°F | 87.1°F | 87.8°F |
| Ensenada | 70.0°F | 71.4°F | 69.2°F |
| Tijuana | 67.5°F | 69.9°F | 67.8°F |
Please see following sea water temperature averages charts for the warmest Mexico resorts in July.
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
| Nuevo Vallarta |
Sea Water
Temperature
Temperature
| La Penita de Jaltemba |
Mexico Resorts:
NAME
F°
| Acapulco |  |
+80 |
| Cabo San Lucas |  |
+72 |
| Cancun | |
+82 |
| Cozumel | |
+82 |
| La Paz | |
+74 |
| Mazatlan | |
+80 |
| Playa del Carmen | |
+82 |
| Playa Zipolite | |
+78 |
| Puerto Angel | |
+78 |
| Puerto Vallarta | |
+74 |
| Punta Mita | |
+76 |
| Riviera Maya | |
+82 |
| San Blas | |
+78 |
| San Patricio | |
+82 |
| Tulum | |
+82 |
