ultraviolet index in Wychmere Harbor (2.6 mi.) | ultraviolet index in Saquatucket Harbor (3 mi.) | ultraviolet index in South Yarmouth (Bass River) (4 mi.) | ultraviolet index in Sesuit Harbor (East Dennis) (7 mi.) | ultraviolet index in Chatham (Stage Harbor) (8 mi.) | ultraviolet index in Chatham (9 mi.) | ultraviolet index in Pleasant Bay (9 mi.) | ultraviolet index in Hyannis Port (10 mi.) | ultraviolet index in Barnstable Harbor (Beach Point) (10 mi.) | ultraviolet index in Cotuit Highlands (17 mi.) | ultraviolet index in Poponesset Island (Poponesset Bay) (19 mi.) | ultraviolet index in Great Point (19 mi.) | ultraviolet index in Wellfleet (19 mi.) | ultraviolet index in Sandwich (21 mi.) | ultraviolet index in Sagamore (Cape Cod Canal, sta. 115) (23 mi.) | ultraviolet index in Muskeget Island (North Side) (24 mi.) | ultraviolet index in Bournedale (Cape Cod Canal, sta. 200) (24 mi.) | ultraviolet index in Bourne (Cape Cod Canal, sta. 320) (25 mi.) | ultraviolet index in Eel Point (26 mi.) | ultraviolet index in Nantucket Island (26 mi.)