ultraviolet index in Saipan Harbor (Saipan Island) (3.7 km) | ultraviolet index in Tinian Island (32 km) | ultraviolet index in Rota Island (138 km) | ultraviolet index in Pago Bay (Guam) (224 km) | ultraviolet index in Apra harbor (Guam) (230 km) | ultraviolet index in Pagan Island (323 km) | ultraviolet index in Namonuito Atoll (854 km) | ultraviolet index in Ifalik Atoll (898 km) | ultraviolet index in Pulap Atoll (935 km) | ultraviolet index in Nomwin Atoll (1000 km)