31 



o 

 Monthly and Annual Mean Surface Water Temperatures, F 



1901 39.2 35.7 35.9 39.5 46.2 55.4 63.4 66.6 64.8 55A 



Mean 37.1 36.2 38.5 43.4 50.8 60.1 66.3 66.7 62.5 55.7 47.9 41.8 50.6 



Readings at first high T«ter and first low water after 7 a.m. 

 Source - USCFF 



