56 



Monthly and Annual Mean Surface jVater Temperatures, °F 



BLOCK ISLAND 41°10.4'N 71°33.4'W 



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



1881 - - - - 49.8 58.4 65.6 67.2 65.6 58.0 50.1 44.6 - 



82 37.8 36.4 - - 48.2 - 64.2 67.4 65.5 59.1 49.7 39.6 - 



83 34.0 34.2 35.4 42.1 50.8 59.1 - 66.5 63.6 55.8 49.7 40.9 (49.7) 



84 34.4 36.8 37.2 - 50.6 59.2 64.6 66.8 - 57.8 48.6 41.5 (50.4) 



1885 - - 33.9 41.6 49.4 57.5 66.2 68.3 63.2 57.7 50.9 41.1 (50.0) 



1886 35.4 32.6 35.0 42.5 51.1 59.0 64.7 66.2 66.0 59.0 50.0 40.7 50.2 



Mean (4) (4) (4) (3) (6) (5) (5) (6) (5) (6) (6) (6) 



35.4 35.0 35.4 42.1 50.0 58.6 65.1 67.1 64.8 57.9 49.8 41.4 50.3 



Government Wharf - Main Road 



Readings at 2 p.m., lashington time, 

 Source - USCFF 



