ultraviolet index in Prince Point (2.6 mi.) | ultraviolet index in Cow Island (3.0 mi.) | ultraviolet index in Great Chebeague Island (3 mi.) | ultraviolet index in Long Island (3 mi.) | ultraviolet index in Doyle Point (4 mi.) | ultraviolet index in Presumpscot River (4 mi.) | ultraviolet index in Great Diamond Island (4 mi.) | ultraviolet index in Vaill Island (5 mi.) | ultraviolet index in Back Cove (5 mi.) | ultraviolet index in Peak Island (5 mi.) | ultraviolet index in Cliff Island (Luckse Sound) (5 mi.) | ultraviolet index in Portland (6 mi.) | ultraviolet index in Cushing Island (6 mi.) | ultraviolet index in Fore River (7 mi.) | ultraviolet index in Portland Head Light (7 mi.) | ultraviolet index in South Freeport (8 mi.) | ultraviolet index in South Harpswell (Potts Harbor) (9 mi.) | ultraviolet index in Wilson Cove (Middle Bay) (13 mi.) | ultraviolet index in Pine Point (Scarborough River) (14 mi.) | ultraviolet index in Cundy Harbor (New Meadows River) (16 mi.)