Las Tumbas, Cuba offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Las Tumbas, Pinar del Rio, Cuba, is known for its proximity to the stunning Vinales Valley and the unique Mogotes hills. The best time to travel to Las Tumbas, Cuba, is from December to April, with average air temperatures around 75-85°F (24-29°C) and water temperatures near 77-82°F (25-28°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!