ultraviolet index in Chengmai County (澄迈县) - 澄迈县 (28 km) | ultraviolet index in Haikou (海口市) - 海口市 (31 km) | ultraviolet index in Lingao County (临高县) - 临高县 (36 km) | ultraviolet index in Hai-k'ou (海口) - 海口（海口） (47 km) | ultraviolet index in Heitugang (黑土港) - 黑土港 (68 km) | ultraviolet index in Meilan District (美兰区) - 美兰区 (70 km) | ultraviolet index in Hainan Tsui (海南咀) - 海南咀 (80 km) | ultraviolet index in Leizhou (雷州市) - 雷州市 (81 km) | ultraviolet index in Pai-ma-ching (白马精) - 白马精 (94 km) | ultraviolet index in Baie du Nord (北湾) - 北湾（瑙州岛） (108 km)