Krummhorn, Germany offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Krummhorn is known for its historic Pilsum Lighthouse and the charming village of Greetsiel. The best time to travel to Krummhorn, Germany, is from June to August, with average air temperatures around 18-22°C (64-72°F) and water temperatures around 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!