ultraviolet index in Biri Island (14 km) | ultraviolet index in Talisay Island (18 km) | ultraviolet index in Gubat (25 km) | ultraviolet index in Mauo (35 km) | ultraviolet index in Sorsogon (39 km) | ultraviolet index in Butag Bay (41 km) | ultraviolet index in Catarman River Entr (47 km) | ultraviolet index in Batan Island (59 km) | ultraviolet index in San Jacinto (Ticao Island) (63 km) | ultraviolet index in Batuan Bay (Ticao Island) (66 km)