A Guarda, Spain offers 12 beaches perfect for sunbathing, surfing, swimming, and more. A Guarda is known for its stunning coastal views and the beautiful beaches along the Atlantic Ocean. The best time to travel to A Guarda, Spain, is during late spring to early autumn (May to September), when the average air temperature ranges from 18°C to 25°C (64°F to 77°F) and the average sea temperature is around 16°C to 20°C (61°F to 68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!