Merihas, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Merihas is known for its picturesque harbor and proximity to the ancient ruins of Vryokastro. The best time to travel to Merihas, Greece, is from late May to early October, when the average air temperature ranges from 75°F to 85°F and the water temperature is around 72°F to 77°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!