Lagonoy, Philippines offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Lagonoy, Bicol, Philippines, is known for the Lagonoy Gulf, which is a popular spot for fishing and marine biodiversity. The best time to travel to Lagonoy, Philippines, is from December to May, with average air temperatures around 27°C (81°F) and water temperatures near 28°C (82°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!