90 U. S. COAST AND GEODETIC SURVEY 



Table 42. — Temperature and density of sea water, Boston Navy Yard, 1863 



18fi3 



February 



March 



April. 



May 



June 



July 



August 



September 



October.. 



November 



December 



Means and extremes 



Temperature, °C. 



Density at 15° C. 



Mean Warmest Coldest Mean | Heaviest 1 Lightest 



10.fi 

 17.8 

 19.4 

 22.8 

 22.8 

 19.4 

 15.0 

 8.9 

 5.0 



1.9 

 6.9 

 9.4 

 15.0 

 15.0 

 12.8 

 8.6 

 5.6 

 -1.1 



1. 0201 

 1. 0173 



1.0224 

 1. 0215 



1. 0236 

 1.0224 

 1.0215 

 1. 0242 

 1. 0251 

 1. 0227 

 1. 0235 

 1. 0223 

 1. 0221 

 1. 0207 



1. 0251 



1.0163 

 1. 0127 

 1.0123 

 1.0133 

 1. 0197 

 1.0143 

 1.0168 

 1.0181 

 1.0182 

 1. 0132 

 1. 0168 



.0123 



For reference to above table, see p. 28. 



Table 43. — Temperature and density of sea water, Commonwealth Pier No. 5, 

 1921-1926 



