Thasos, Greece offers 10 beaches perfect for sunbathing, surfing, swimming, and more. Thasos is known for its beautiful beaches, the ancient Agora, and the Archaeological Museum of Thasos. The best time to travel to Thasos, Greece, is from June to September, with average air temperatures around 25-30°C (77-86°F) and water temperatures around 23-26°C (73-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!