Longgang, China offers 7 beaches perfect for sunbathing, surfing, swimming, and more. Longgang, Guangdong, China, is known for the Dapeng Fortress and the Shenzhen Universiade Sports Center. The best time to travel to Longgang, China, is from October to November, with average air temperatures around 20-25°C (68-77°F) and water temperatures approximately 23-25°C (73-77°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!