34 



o 



Monthly and Annual Mean Surface Vifater Tanperatures, F 



1956 40.1 38.9 38.3 39.4 



Uean 42.1 40.5 39.9 41.1 45.9 51.7 57.2 62.7 59.9 55.0 51.2 45.2 49.3 



Readings at 0130, 0730, 1330 and 1930 EST 

 Source - NWRC 



