Piso Meria, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Piso Meria is known for its proximity to the picturesque beaches and traditional Cycladic architecture of the island of Kythnos. The best time to travel to Piso Meria, Greece, is from late May to early October, 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!