Gumuldur Ataturk, Turkey offers 1 beach perfect for sunbathing, surfing, swimming, and more. Gumuldur Ataturk, Izmir, Turkey, is known for its beautiful beaches and the nearby ancient city of Ephesus. The best time to travel to Gumuldur Ataturk, Turkey, is from May to September, with average air temperatures around 25-30°C (77-86°F) and water temperatures around 22-26°C (72-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!