Petten, Netherlands offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Petten is known for its expansive artificial sand dunes and the nearby Hondsbossche Zeewering, a major coastal defense structure. The best time to travel to Petten, Netherlands, is from June to August, when the average air temperature is around 18-22°C (64-72°F) and the average water temperature is about 17-20°C (63-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!