Tombeau Bay, Mauritius offers 1 beach perfect for sunbathing, surfing, swimming, and more. Tombeau Bay, Pamplemousses, Mauritius, is known for the Pamplemousses Botanical Garden and the historic Chateau de Labourdonnais. The best time to travel to Tombeau Bay, Mauritius, is from May to December, when the average air temperature is around 24-28°C (75-82°F) and the water temperature is approximately 23-27°C (73-81°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!