| Playa de los Troches | Santa Cruz de Tenerife | Alboran Sea | 24.1°C(75.4°F) | July, August, September, October, November | Live SST → |
| Playa de Luaña | Cantabria | Cantabrian Sea | 20.9°C(69.6°F) | July, August, September, October | Live SST → |
| Playa de Luanco | Asturias | Cantabrian Sea | 19.7°C(67.5°F) | July, August, September, October | Live SST → |
| Playa de Luis Siret | Almería | Alboran Sea | 24.8°C(76.6°F) | July, August, September | Live SST → |
| Playa de Macenas | Almería | Alboran Sea | 24.8°C(76.6°F) | July, August, September | Live SST → |
| Playa de Malandar | Cádiz | Alboran Sea | 22.8°C(73°F) | July, August, September | Live SST → |
| Playa de Mari Sucia | Cádiz | Alboran Sea | 22.1°C(71.8°F) | July, August, September | Live SST → |
| Playa de Marina de la Torre | Almería | Alboran Sea | 24.8°C(76.6°F) | July, August, September | Live SST → |
| Playa de Maro | Málaga | Alboran Sea | 22.7°C(72.9°F) | July, August, September | Live SST → |
| Playa de Martínez-Alonso | Santa Cruz de Tenerife | Alboran Sea | 24°C(75.2°F) | July, August, September, October, November | Live SST → |
| Playa de Masca | Santa Cruz de Tenerife | Alboran Sea | 24°C(75.2°F) | July, August, September, October, November | Live SST → |
| Playa de Maspalomas | Las Palmas | Alboran Sea | 23.5°C(74.3°F) | July, August, September, October, November | Live SST → |
| Playa de Matagorda | Las Palmas | Alboran Sea | 23.1°C(73.6°F) | August, September, October | Live SST → |
| Playa de Matalascañas | Huelva | Alboran Sea | 22.8°C(73°F) | July, August, September | Live SST → |
| Playa de Mataleñas | Cantabria | Cantabrian Sea | 20.9°C(69.6°F) | July, August, September, October | Live SST → |
| Playa de Matalentisco | Murcia | Alboran Sea | 25.1°C(77.2°F) | July, August, September | Live SST → |
| Playa de Melenara | Las Palmas | Alboran Sea | 23.5°C(74.3°F) | July, August, September, October, November | Live SST → |
| Playa de Melicena | Granada | Alboran Sea | 23.3°C(73.9°F) | July, August, September | Live SST → |
| Playa de Mendía | Asturias | Cantabrian Sea | 20.8°C(69.4°F) | July, August, September, October | Live SST → |
| Playa de Merón | Asturias | Cantabrian Sea | 20.2°C(68.4°F) | July, August, September, October | Live SST → |
| Playa de Merón | Cantabria | Cantabrian Sea | 20.9°C(69.6°F) | July, August, September, October | Live SST → |
| Playa de Mexota | Asturias | Cantabrian Sea | 19°C(66.2°F) | July, August, September, October | Live SST → |
| Playa de Mezquitilla | Málaga | Alboran Sea | 22.6°C(72.7°F) | July, August, September | Live SST → |
| Playa de Misiego | Asturias | Cantabrian Sea | 20.2°C(68.4°F) | July, August, September, October | Live SST → |
| Playa de Mogán | Las Palmas | Alboran Sea | 23.7°C(74.7°F) | July, August, September, October, November | Live SST → |
| Playa de Mogro | Cantabria | Cantabrian Sea | 20.9°C(69.6°F) | July, August, September, October | Live SST → |
| Playa de Monellos | Asturias | Cantabrian Sea | 19°C(66.2°F) | July, August, September, October | Live SST → |
| Playa de Moniello | Asturias | Cantabrian Sea | 19.7°C(67.5°F) | July, August, September, October | Live SST → |
| Playa de Mónsul | Almería | Alboran Sea | 24.1°C(75.4°F) | July, August, September | Live SST → |
| Playa de Montaña Arena | Las Palmas | Alboran Sea | 23.6°C(74.5°F) | July, August, September, October, November | Live SST → |
| Playa de Montaña Roja | Santa Cruz de Tenerife | Alboran Sea | 23.9°C(75°F) | July, August, September, October, November | Live SST → |
| Playa de Monteblanco | Murcia | Alboran Sea | 25.1°C(77.2°F) | July, August, September | Live SST → |
| Playa de Moracey | Asturias | Cantabrian Sea | 20.4°C(68.7°F) | July, August, September, October | Live SST → |
| Playa de Munielles | Asturias | Cantabrian Sea | 19.5°C(67.1°F) | July, August, September, October | Live SST → |
| Playa de Nares | Murcia | Alboran Sea | 25.1°C(77.2°F) | July, August, September | Live SST → |
| Playa de Navia | Asturias | Cantabrian Sea | 19.2°C(66.6°F) | July, August, September, October | Live SST → |
| Playa de Nogales | Santa Cruz de Tenerife | Coastal Waters | 24.2°C(75.6°F) | July, August, September, October, November | Live SST → |
| Playa de Nueva Almería | Almería | Alboran Sea | 23.8°C(74.8°F) | July, August, September | Live SST → |
| Playa de Ocadila | Santa Cruz de Tenerife | Alboran Sea | 24.1°C(75.4°F) | July, August, September, October, November | Live SST → |
| Playa de Oriñón | Cantabria | Cantabrian Sea | 21°C(69.8°F) | July, August, September, October | Live SST → |
| Playa de Ostende o Urdiales | Cantabria | Cantabrian Sea | 21°C(69.8°F) | July, August, September, October | Live SST → |
| Playa de Oyambre | Cantabria | Cantabrian Sea | 20.9°C(69.6°F) | July, August, September, October | Live SST → |
| Playa de Palmones | Cádiz | Alboran Sea | 20.8°C(69.4°F) | July, August, September, October | Live SST → |
| Playa de Palombina | Asturias | Cantabrian Sea | 20.7°C(69.3°F) | July, August, September, October | Live SST → |
| Playa de Papagayo | Las Palmas | Alboran Sea | 23.2°C(73.8°F) | August, September, October | Live SST → |
| Playa de Parazuelos | Murcia | Alboran Sea | 25.1°C(77.2°F) | July, August, September | Live SST → |
| Playa de Pasito Blanco | Las Palmas | Alboran Sea | 23.5°C(74.3°F) | July, August, September, October, November | Live SST → |
| Playa de Pedregalejo | Málaga | Alboran Sea | 22.4°C(72.3°F) | July, August, September | Live SST → |
| Playa de Peñarronda | Asturias | Cantabrian Sea | 19°C(66.2°F) | July, August, September, October | Live SST → |
| Playa de Peñarrubia | Asturias | Cantabrian Sea | 19.9°C(67.8°F) | July, August, September, October | Live SST → |