Potistika, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Potistika, Thessaly, Greece, is known for its stunning Potistika Beach with its unique rock formations and crystal-clear waters. The best time to travel to Potistika, Greece, is from June to September, with average air temperatures around 75-85°F (24-29°C) and water temperatures around 73-79°F (23-26°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!