water temperature in Pei-hai (Tonkin Gulf) (3.4 km) | water temperature in Nan Wan (Wei-chou Tao) (52 km) | water temperature in Long Moun (Tonkin Gulf) (66 km) | water temperature in Móng Cái (117 km) | water temperature in Lochuc San (122 km) | water temperature in Cái Chiên (139 km) | water temperature in Port Beaumont (Chan Chiang) (143 km) | water temperature in Co To (151 km) | water temperature in Đảo Sậu Nam (152 km) | water temperature in Đảo Ba Núi (155 km)