Galdona, Spain offers 1 beach perfect for sunbathing, surfing, swimming, and more. Galdona is known for the Galdona Castle and the annual Galdona Music Festival. The best time to travel to Galdona, Spain, is from June to September, with average air temperatures around 75°F (24°C) and water temperatures near 70°F (21°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!