As Peteiras, Spain offers 1 beach perfect for sunbathing, surfing, swimming, and more. As Peteiras is known for its stunning coastal landscapes and serene beaches in Galicia, Spain. The best time to travel to As Peteiras, Spain, is during late spring to early summer (May to June), when the average air temperature ranges from 20°C to 25°C (68°F to 77°F) and the water temperature is around 18°C to 20°C (64°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!