Makronisos, Greece offers 6 beaches perfect for sunbathing, surfing, swimming, and more. Makronisos is known for its historical significance as a former exile island and its beautiful beaches in the South Aegean, Greece. The best time to travel to Makronisos, Greece, is from May to September, when the average air temperature is around 25-30°C (77-86°F) and the water temperature is approximately 22-26°C (72-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!