Akumal, Mexico offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Akumal is known for its beautiful beaches and the opportunity to swim with sea turtles in Akumal Bay. The best time to travel to Akumal, Mexico, is between December and April, when the average air temperature is around 75-85°F (24-29°C) and the water temperature is approximately 78-82°F (26-28°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!