Kotronas, Greece offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Kotronas is known for its proximity to the Mani Peninsula and the Diros Caves. The best time to travel to Kotronas, Greece, is from May to September, with average air temperatures ranging from 75°F to 85°F and water temperatures from 72°F to 79°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!