27 



Monthly and Annual Mean vSurface vVater Temperatures, F 



GLOUCESTER, MSShCHUSETTS 42 36'N. 70 39 'if. 



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



1878 - - - - 53.5 57.8 - 62.9 - . - - _ 



79--------- 55.7 44.1 38.9 - 



1880 35.9 34.3 37.5 40.8 52.7 60.1 64.2 63.7 59.9 51.6 42.9 35.3 48.2 



1881 32.9 33. « 35.9 39.7 49.4 56.4 66.0 67.2 62.8 52.1 46.4 38.6 48.4 



82 32.7 - 36.8 45.6 49.0 55.6 62.8 66.1 54.6 49.0 43.6 32.9 (46.7) 



83 - - - 41.3 48.4 62.1 73.1 63.0 53.9 47.8 a.4 34.9 (47.0) 



84 28.5 31.4 33.5 41.0 48.7 58.2 67.2 69.8 64.3 53.0 44.2 36.0 48.0 



1885 32.5 - - 37.2 48.9 61.3 69.2 68.9 66.5 53.1 45.7 39.9 (49.1) 



1886 32.4 30.0 31.7 40.9 50.7 62.0 69.4 68.0 55.2 44.9 46.4 39.4 47.6 



87 32.3 30.5 34.1 40.6 48.0 56.9 64.8 69.8 64.2 52.2 44.0 39.9 48.1 



88 33.8 28.6 32.8 39.2 47.6 56.8 63.8 65.3 58.8 50.6 45.9 - (46.8) 



89 39.2 --- -- _-_ 51.2 47.2 42.9 - 



1890 38.7 37.4 37.6 41.8 ----- - 46.7 37.4 - 



1891 35.2 36.9 - - -- - - - --41 .9- 



92 37.8 35.0 34.7 ------ _--- 



93 - 32.4 ------- ---- 



(12) (10) (9) (10) (10) (10) (9) (10) (9) (11) (12) (12) 

 Mean 34.3 33.0 35.0 40.8 49.7 57.7 66.7 66.5 60.0 51.0 44.9 38.2 48.1 



Gloucester Harbor Fort Wharf. Sept, 1883, East Gloucester; June 1885, Gloucester; 

 Jan. 1888, East Gloucester; April 1888 Hatcheiy 



Readings at first high water and first low water after 7 a.m. until April 1888, thence 

 at 7 a.m., 12 m. and 5 p.m. 



Source - DSCFF 



