The Mexico resorts with the warmest sea water temperature in October are San Blas, Manzaltan and Mazatlan.
Below you can see a list of all popular Mexico resorts and information about sea water temperature in October for the last two years.
| Resort Name | October 2026 | October 2025 | October 2024 |
|---|---|---|---|
| San Blas | 93.0°F | 91.7°F | 91.8°F |
| Manzaltan | 92.7°F | 91.3°F | 89.9°F |
| Mazatlan | 92.7°F | 91.3°F | 89.9°F |
| San Jose del Cabo | 92.3°F | 89.7°F | 88.4°F |
| La Penita de Jaltemba | 92.3°F | 91.3°F | 91.3°F |
| Rincon de Guayabitos | 92.2°F | 91.3°F | 91.3°F |
| San Pancho | 92.1°F | 91.3°F | 91.3°F |
| Sayulita | 92.0°F | 91.3°F | 91.3°F |
| Cabo San Lucas | 91.8°F | 89.2°F | 87.4°F |
| Punta Mita | 91.7°F | 91.0°F | 91.1°F |
| Punta Villela | 91.7°F | 91.0°F | 91.1°F |
| Puerto Vallarta | 91.5°F | 90.9°F | 90.1°F |
| Nuevo Vallarta | 91.5°F | 91.0°F | 90.2°F |
| La Paz | 91.1°F | 88.4°F | 85.8°F |
| Puerto Arista | 90.6°F | 90.6°F | 89.7°F |
| Luces en el Mar | 90.2°F | 89.3°F | 89.5°F |
| Acapulco | 90.2°F | 89.3°F | 89.5°F |
| Barra de Potosi | 90.1°F | 89.1°F | 89.6°F |
| San Patricio | 90.0°F | 89.6°F | 89.6°F |
| Troncones | 89.9°F | 89.4°F | 89.7°F |
| Costa Careyes | 89.9°F | 89.4°F | 89.2°F |
| Manzanillo | 89.9°F | 89.7°F | 89.6°F |
| La Manzanilla | 89.9°F | 89.3°F | 89.5°F |
| Zihuatanejo | 89.9°F | 89.3°F | 89.5°F |
| Playa Azul | 89.9°F | 89.8°F | 89.6°F |
| Perula | 89.8°F | 89.3°F | 89.0°F |
| Purerto Escondido | 89.8°F | 89.7°F | 90.0°F |
| Brisas de Zicatela | 89.8°F | 89.6°F | 89.9°F |
| Ciudad Lazaro Cardenas | 89.7°F | 89.4°F | 89.1°F |
| Ciudad del Carmen | 89.6°F | 89.8°F | 87.9°F |
| Campeche | 89.6°F | 90.0°F | 88.0°F |
| San Agustinillo | 89.6°F | 89.3°F | 89.6°F |
| Playa Zipolite | 89.6°F | 89.3°F | 89.6°F |
| Mazunte | 89.5°F | 89.4°F | 89.6°F |
| Puerto Angel | 89.5°F | 89.2°F | 89.4°F |
| Caleta de Campos | 89.5°F | 89.7°F | 89.3°F |
| Salchi | 89.4°F | 89.2°F | 89.1°F |
| La Crucecita | 89.2°F | 89.2°F | 88.7°F |
| Tangolunda | 89.2°F | 89.1°F | 88.6°F |
| Cozumel | 89.0°F | 89.7°F | 89.1°F |
| Mahahual | 89.0°F | 89.9°F | 89.2°F |
| Playa del Carmen | 88.9°F | 89.5°F | 89.0°F |
| Puerto Morelos | 88.8°F | 89.1°F | 88.8°F |
| Puerto Aventuras | 88.7°F | 89.5°F | 88.8°F |
| Riviera Maya | 88.7°F | 89.5°F | 88.8°F |
| Chetumal | 88.7°F | 89.8°F | 88.4°F |
| Tulum | 88.6°F | 89.4°F | 88.6°F |
| Boca del Rio | 88.6°F | 88.6°F | 87.2°F |
| Costa de Oro | 88.6°F | 88.4°F | 85.8°F |
| Veracruz | 88.5°F | 88.7°F | 87.3°F |
| Isla Mujeres | 88.3°F | 88.9°F | 88.4°F |
| Cancun | 88.2°F | 88.6°F | 88.2°F |
| Playa Chachalacas | 88.1°F | 88.7°F | 87.4°F |
| Los Medanos | 88.1°F | 88.7°F | 87.4°F |
| Tecolutla | 88.0°F | 88.7°F | 87.2°F |
| Casitas | 88.0°F | 88.6°F | 87.2°F |
| Monte Gordo | 88.0°F | 88.6°F | 87.2°F |
| Playa Oriente | 87.9°F | 88.6°F | 87.1°F |
| La Vigueta | 87.9°F | 88.6°F | 87.1°F |
| Merida | 87.8°F | 88.7°F | 86.8°F |
| Ciudad Madero | 87.7°F | 88.4°F | 87.2°F |
| Tampico | 87.6°F | 88.3°F | 87.1°F |
| Coatzacoalcos | 87.5°F | 87.5°F | 86.2°F |
| La Pesca | 87.5°F | 88.3°F | 87.1°F |
| Ensenada | 76.4°F | 67.2°F | 68.2°F |
| Tijuana | 75.4°F | 65.4°F | 64.3°F |
Please see following sea water temperature averages charts for the warmest Mexico 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.
Mexico Resorts:
NAME
F°
| Acapulco |  |
+80 |
| Cabo San Lucas | |
+78 |
| Cancun | |
+76 |
| Cozumel | |
+78 |
| Ensenada |  |
+66 |
| La Paz | |
+76 |
| Manzaltan | |
+74 |
| Merida |  |
+76 |
| Monte Gordo |  |
+74 |
| Playa del Carmen | |
+76 |
| Puerto Vallarta | |
+74 |
| Riviera Maya | |
+76 |
| Tijuana | |
+64 |
| Tulum | |
+76 |
| Veracruz | |
+76 |
