Wismar, Germany offers 1 beach perfect for sunbathing, surfing, swimming, and more. Wismar is known for its well-preserved medieval architecture and being part of the UNESCO World Heritage Site "Hanseatic City of Wismar." The best time to travel to Wismar, 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!