Diros, Greece offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Diros, Peloponnese, Greece, is known for its stunning Diros Caves, which feature spectacular underground lakes and impressive stalactite formations. The best time to travel to Diros, Greece, is from May to September, with average air temperatures ranging from 70-85°F (21-29°C) and water temperatures around 72-77°F (22-25°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!