U2 



Monthly and Annual Mean Surface VJater Tenperatures, F 

 NANTUCKET LIGHTSHIP UO 37'N. 69°38'l8"W. 



Year Jan. Feb. Mar. Apr, May June July Aug. Sept. Oct. Nov. Dec. Ann, 



19U7 --------- 60.3 52.9 - 



U8 - U0.7 hO.O U2.5 U6.1 50.8 56. I4 63.U 61. 56.6 - - (50.3) 



li9 - Ul.l: U0.2 - U6.7 60.3 67.6 68.6 65.6 61. 1 - 51.0 (53.6) 



1950 - - - U3.7 U7.2 57.0 60.8 63. li - - _ - - 



1951 U3.3 I42.8 U2.8 Ui.8 U7.7 52.8 61.2 65.6 65.9 59.U 55.0 U8.0 52.U 

 52 - - - Uii.U U5.5 53.2 61.1 67.8 63. 59.0 53.0 U8.0 (51.7) 



(1) (3) (3) (U) (5) (5) (5) (5) (M (5) (3) (3) 



Mean U3.3 UI.6 Ul.O h3.8 ii6.6 5U.8 6l,U 65.8 63.9 59.3 53.6 U9.0 52.0 



Readings at 0130, 0700, 1330 and 1930, EST 

 Source - NWRC 



