Caye Ranguana, Belize offers 1 beach perfect for sunbathing, surfing, swimming, and more. Caye Ranguana is known for Ranguana Caye, a private island offering pristine beaches and vibrant coral reefs for snorkeling and relaxation. The best time to travel to Caye Ranguana, Belize, is from late November to mid-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!