In December warmest sea in Mexico is usually observed in the following locations: Puerto Arista, Luces en el Mar, Acapulco.
Table below shows the average sea water temperature for marine resorts of Mexico in December for the last three years.
| Place name | December 2025 | December 2024 | December 2023 |
|---|---|---|---|
| Puerto Arista | 85.4°F | 83.3°F | 84.7°F |
| Luces en el Mar | 84.2°F | 83.9°F | 85.2°F |
| Acapulco | 84.0°F | 83.6°F | 85.2°F |
| Barra de Potosi | 83.8°F | 83.3°F | 84.9°F |
| Troncones | 83.7°F | 83.2°F | 84.6°F |
| Zihuatanejo | 83.6°F | 83.0°F | 84.7°F |
| Ciudad Lazaro Cardenas | 83.4°F | 83.1°F | 84.2°F |
| San Patricio | 83.0°F | 82.4°F | 82.7°F |
| Caleta de Campos | 82.9°F | 82.5°F | 84.1°F |
| Cozumel | 82.8°F | 81.7°F | 82.6°F |
| Playa del Carmen | 82.8°F | 81.7°F | 82.5°F |
| Puerto Aventuras | 82.8°F | 81.7°F | 82.4°F |
| Manzanillo | 82.8°F | 82.2°F | 83.1°F |
| Riviera Maya | 82.7°F | 81.7°F | 82.3°F |
| Playa Azul | 82.7°F | 82.2°F | 83.1°F |
| Mahahual | 82.7°F | 81.8°F | 82.7°F |
| La Manzanilla | 82.6°F | 81.8°F | 82.5°F |
| Tulum | 82.5°F | 81.5°F | 82.1°F |
| Costa Careyes | 82.5°F | 81.3°F | 82.2°F |
| Puerto Morelos | 82.5°F | 81.5°F | 82.1°F |
| Brisas de Zicatela | 82.4°F | 84.5°F | 84.0°F |
| Purerto Escondido | 82.4°F | 84.4°F | 84.1°F |
| Isla Mujeres | 82.2°F | 81.2°F | 81.8°F |
| Perula | 82.1°F | 80.6°F | 81.9°F |
| Mazunte | 82.0°F | 83.7°F | 83.5°F |
| San Agustinillo | 81.9°F | 83.5°F | 83.4°F |
| Playa Zipolite | 81.9°F | 83.5°F | 83.4°F |
| Puerto Angel | 81.8°F | 82.6°F | 82.9°F |
| Cancun | 81.7°F | 80.8°F | 81.3°F |
| Salchi | 81.6°F | 80.7°F | 82.1°F |
| La Crucecita | 81.3°F | 80.1°F | 81.7°F |
| Tangolunda | 81.2°F | 80.0°F | 81.6°F |
| San Pancho | 80.7°F | 78.6°F | 81.4°F |
| La Penita de Jaltemba | 80.6°F | 78.4°F | 81.1°F |
| Rincon de Guayabitos | 80.6°F | 78.4°F | 81.1°F |
| Chetumal | 80.5°F | 78.3°F | 79.9°F |
| San Blas | 80.4°F | 77.6°F | 80.8°F |
| Sayulita | 80.3°F | 78.3°F | 81.3°F |
| Punta Villela | 80.1°F | 77.7°F | 80.9°F |
| Punta Mita | 80.1°F | 77.7°F | 80.9°F |
| Ciudad del Carmen | 79.9°F | 78.5°F | 78.8°F |
| Nuevo Vallarta | 79.7°F | 77.1°F | 80.1°F |
| Puerto Vallarta | 79.7°F | 76.9°F | 80.1°F |
| Costa de Oro | 79.7°F | 79.3°F | 76.7°F |
| Coatzacoalcos | 79.3°F | 79.1°F | 77.4°F |
| Campeche | 79.2°F | 77.4°F | 77.8°F |
| Boca del Rio | 79.1°F | 78.8°F | 76.7°F |
| Veracruz | 79.1°F | 78.8°F | 76.7°F |
| San Jose del Cabo | 79.0°F | 74.1°F | 78.5°F |
| Los Medanos | 78.7°F | 78.8°F | 76.7°F |
| Playa Chachalacas | 78.7°F | 78.8°F | 76.7°F |
| Cabo San Lucas | 78.7°F | 74.4°F | 79.2°F |
| Casitas | 78.0°F | 78.2°F | 76.1°F |
| Monte Gordo | 78.0°F | 78.2°F | 76.1°F |
| Merida | 78.0°F | 76.4°F | 77.1°F |
| La Vigueta | 77.9°F | 78.1°F | 76.0°F |
| Playa Oriente | 77.9°F | 78.1°F | 76.0°F |
| Tecolutla | 77.7°F | 78.1°F | 75.6°F |
| Ciudad Madero | 77.1°F | 76.3°F | 72.4°F |
| Tampico | 76.8°F | 76.0°F | 72.3°F |
| Mazatlan | 76.6°F | 72.8°F | 78.7°F |
| Manzaltan | 76.6°F | 72.8°F | 78.7°F |
| La Paz | 75.9°F | 73.6°F | 75.1°F |
| La Pesca | 75.3°F | 75.0°F | 70.4°F |
| Tijuana | 62.7°F | 56.1°F | 62.4°F |
| Ensenada | 62.7°F | 57.1°F | 62.7°F |
Charts below show average sea water temperature for Mexico resorts with the warmest sea in December.
You can also check other months of the year to see sea temperature of Mexico resorts at that time.
Places in Mexico:
Name
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