154 



THE CLIMATE OF ST. MARY S COUNTY 



TABLE IV. 

 Monthly Mean Temperatures at Porto Bello, Md. 



TABLE V. 



Monthly Mean Temperatures at Leoxardtown, Md. 



TABLE VI. 

 Monthly and Annual Mean TEMPERATncES ' at St. Mary's, Md., 1859-1870. 



^ Means from 7 a. m., 2 p. m., and 9 p. m. observations. 



