Limni Keriou, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Limni Keriou is known for its proximity to the stunning Marathonisi Island, also known as Turtle Island, and the beautiful Keri Caves. The best time to travel to Limni Keriou, Greece, is from June to September, when the average air temperature is around 80°F (27°C) and the water temperature is approximately 77°F (25°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!