San Juan de Los Cayos, Venezuela offers 1 beach perfect for sunbathing, surfing, swimming, and more. San Juan de Los Cayos is known for its proximity to the Morrocoy National Park, a popular destination for its beautiful beaches and diverse marine life. The best time to travel to San Juan de Los Cayos, Venezuela, is from December to April, with average air temperatures around 80°F (27°C) and water temperatures near 82°F (28°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!