Ayazli, Turkey offers 1 beach perfect for sunbathing, surfing, swimming, and more. Ayazli, Duzce, Turkey, is known for its proximity to the scenic Black Sea coast and the nearby Akcakoca Castle. The best time to travel to Ayazli, Turkey, is from June to September, when the average air temperature is around 25-30°C (77-86°F) and the water temperature is approximately 23-26°C (73-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!