Ahtopol, Bulgaria offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Ahtopol is known for its picturesque Black Sea coastline and the historic Ahtopol Lighthouse. The best time to travel to Ahtopol, Bulgaria, is in July and August when the average air temperature is around 25°C (77°F) and the sea temperature is about 24°C (75°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!