Langeoog, Germany offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Langeoog is known for its car-free environment and beautiful sandy beaches. The best time to travel to Langeoog, Germany, is from June to August, when the average air temperature is around 20°C (68°F) and the water temperature is approximately 18°C (64°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!