Buuni, Comoros offers 1 beach perfect for sunbathing, surfing, swimming, and more. Buuni, Ngazidja, Comoros, is known for its proximity to Mount Karthala, one of the world's largest active volcanoes. The best time to travel to Buuni, Comoros, is from May to November, with average air temperatures around 25°C (77°F) and water temperatures near 27°C (81°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!