at Leith Fort, every Hour of the Day, in 1824 and 1825. 21 





HOURLY REGISTER FOR 1824. 



TABLE II. — Showing the Mean Temperature of each hour for each Month of 

 1824, and for the whole Year. 



The Mean Temperature obtained from the last column in the above 

 Table, is 47°588. It occurred at 9" 13' a. m. and at 8 h 26' p. m. 



