Guanimar, Cuba offers 1 beach perfect for sunbathing, surfing, swimming, and more. Guanimar, Artemisa, Cuba, is known for its proximity to the stunning Guanahacabibes Peninsula and the vibrant culture of the nearby city of Havana. The best time to travel to Guanimar, 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!