Rodia, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Rodia, Peloponnese, Greece, is known for its proximity to the ancient site of Olympia. The best time to travel to Rodia, Greece, is from May to September, with average air temperatures around 75°F (24°C) and water temperatures near 73°F (23°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!