Galissas, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Galissas is known for its beautiful sandy beach and the picturesque Agia Pakou Chapel. The best time to travel to Galissas, Greece, is from late May to early October, with average air temperatures around 75-85°F (24-29°C) and water temperatures ranging from 72-79°F (22-26°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!