Kotam, Indonesia offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Salyo, West Papua, Indonesia, is known for Cenderawasih Bay National Park and its diverse marine life. The best time to travel to Kotam, Indonesia, is from May to September, with average air temperatures around 27°C (81°F) and water temperatures near 29°C (84°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!