Celtigos, Spain offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Celtigos is known for its picturesque landscapes and traditional Galician architecture. The best time to travel to Celtigos, Spain, is in late spring or early fall when the average air temperature is around 68°F (20°C) and the water temperature is approximately 64°F (18°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!