Nessebar, Bulgaria offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Nessebar is known for its UNESCO World Heritage Site status due to its well-preserved ancient architecture and historical significance. The best time to travel to Nessebar, Bulgaria, is from June to September, when the average air temperature is around 25°C (77°F) and the water temperature is approximately 23°C (73°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!