1820.] 



and Meteorological, Observations. 



471 



Meteorological Observations. 



Month. 



Oct. 



i 



i 

 { 

 { 

 { 



10 



11 



J2 



18 



I 



Ther. 



50" 

 56 



49 

 55 



50 

 54 



44 

 55 



52 



57 



50 

 58 



50 

 59 



49 



56 



48 

 50 



46 

 50 



45 



49 



43 

 51 



42 



50 



46 

 50 



57 

 60 



46 

 50 



49 

 52 



42 

 51 



Hyg. 



79° 

 55 



68 

 54 



68 

 51 



68 

 54 



71 

 53 



68 



58 



77 

 58 



67 

 57 



68 

 61 



73 

 65 



73 

 52 



66 

 52 



69 

 59 



64 

 56 



78 

 74 



70 



58 



71 

 64 



73 

 59 



