ultraviolet index in Provincetown (11 mi.) | ultraviolet index in Sesuit Harbor (East Dennis) (14 mi.) | ultraviolet index in Pleasant Bay (14 mi.) | ultraviolet index in Chatham (17 mi.) | ultraviolet index in Saquatucket Harbor (18 mi.) | ultraviolet index in Wychmere Harbor (18 mi.) | ultraviolet index in Chatham (Stage Harbor) (19 mi.) | ultraviolet index in Barnstable Harbor (Beach Point) (19 mi.) | ultraviolet index in Dennisport (19 mi.) | ultraviolet index in South Yarmouth (Bass River) (20 mi.) | ultraviolet index in Hyannis Port (24 mi.) | ultraviolet index in Sandwich (26 mi.) | ultraviolet index in Sagamore (Cape Cod Canal, sta. 115) (28 mi.) | ultraviolet index in Bournedale (Cape Cod Canal, sta. 200) (29 mi.) | ultraviolet index in Cotuit Highlands (30 mi.) | ultraviolet index in Bourne (Cape Cod Canal, sta. 320) (31 mi.)