Derveni, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Derveni is known for its picturesque coastal scenery and traditional Greek charm. The best time to travel to Derveni, Greece, is from May to September, with average air temperatures ranging from 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!