Samothraki, Greece offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Samothraki is known for the Sanctuary of the Great Gods and the stunning Fonias Waterfalls. The best time to visit Samothraki, Greece, is from June to September, with average air temperatures around 25°C (77°F) and water temperatures around 23°C (73°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!