Nerga, Spain offers 16 beaches perfect for sunbathing, surfing, swimming, and more. Nerga is known for its beautiful Nerga Beach and the nearby Cies Islands in Galicia, Spain. The best time to travel to Nerga, Spain, is from June to September, when the average air temperature is around 75°F (24°C) and the water temperature is approximately 68°F (20°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!