Marin, Spain offers 30 beaches perfect for sunbathing, surfing, swimming, and more. Marin is known for its beautiful beaches and vibrant maritime culture. The best time to travel to Marin, Spain, is during late spring to early summer (May to June), when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 17-20°C (63-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!