Sual, Philippines offers 20 beaches perfect for sunbathing, surfing, swimming, and more. Sual is known for the Hundred Islands National Park. The best time to travel to Sual, 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!