ultraviolet index in El Negro (1.4 mi.) | ultraviolet index in Palmas del Mar (3 mi.) | ultraviolet index in Maunabo (6 mi.) | ultraviolet index in Punta Santiago (9 mi.) | ultraviolet index in Lamboglia (12 mi.) | ultraviolet index in Naguabo (12 mi.) | ultraviolet index in Palmas (14 mi.) | ultraviolet index in Barrio Daguao (Daguao) - Barrio Daguao (15 mi.) | ultraviolet index in Arroyo (17 mi.) | ultraviolet index in Roosevelt Roads (18 mi.) | ultraviolet index in Guayama (20 mi.) | ultraviolet index in Ceiba (20 mi.) | ultraviolet index in Mosquito (21 mi.) | ultraviolet index in Barrio Luis M. Cintrón (Luis M. Cintrón) - Barrio Luis M. Cintrón (21 mi.) | ultraviolet index in Las Mareas (23 mi.) | ultraviolet index in Bahía de Fajardo (Fajardo Bay) - Bahía de Fajardo (23 mi.) | ultraviolet index in Fajardo (23 mi.) | ultraviolet index in Luquillo (24 mi.) | ultraviolet index in Florida (24 mi.) | ultraviolet index in Esperanza (Vieques Island) (24 mi.)