Mananjary, Madagascar offers 1 beach perfect for sunbathing, surfing, swimming, and more. Mananjary is known for the Canal des Pangalanes, a series of man-made waterways and natural rivers that offer scenic boat tours. The best time to travel to Mananjary, Madagascar, is from May to October, with average air temperatures around 25°C (77°F) and water temperatures near 24°C (75°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!