Ixxvi 



Meteorological Observations. 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor GeneraVs Office, Calcutta, 



in the month of October, 1857. 



Hourly Means, &c. of the Observations and of the Hygrometrical elements 

 dependent thereon. — (Continued.) 





_o 



-j 



1 "' 



* 



"o 



cS O 



o 5 s 



3 3 







£ 



"3 



EX, 



n 



03 



p 





.2 



■J= tS ts 



^5 w ^ 







« 





05 





o -~ 



bJD » t. 



* ;s 



Hour. 



a 



U 2 



o 



JO 



3 



Q 



> 

 O 

 .O 



CO 



3 "S 



o 



Chi 



J a 



O) o 



-u> 3 



-= o 

 ■s * 





6C £■ &0 



^ o -S 





S 3 



PQ 



a 





5 «* 



s I 15 









|h 



Q 



o 



Q 



S 



^ B.O 



3 " ° 



a s 













o 



o 



Inches. 



Troy grs. 



Troy grs 





Mid- 

 night. 



75.9 



3.1 



74.3 



4.7 



0.835 



9.03 



1.47 



0.86 



1 



75.7 



31 



74.1 



4.7 



.830 



8.98 



.46 



.86 



2 



75.2 



2.9 



73.7 



4.4 



.819 



.89 



.33 



.87 



3 



75.0 



2.8 



73.6 



4.2 



.817 



.86 



.27 



.88 



4 



74.8 



2.6 



73.5 



3.9 



.814 



.83 



.18 



.88 



5 



74.6 



2.5 



73.3 



3.8 



.809 



.77 



.15 



.88 



6 



74.4 



2.5 



73.1 



3.8 



.803 



.72 



.14 



.88 



7 



74.8 



3.0 



73.3 



4.5 



.809 



.75 



.38 



.86 



8 



75.4 



5.2 



72.8 



7.8 



.795 



.57 



2.44 



.78 



9 



75.8 



6.5 



72.5 



9.8 



.787 



.46 



3.12 



.73 



10 



76.3 



7.4 



72.6 



11.1 



.790 



.47 



.60 



.70 



11 



76.7 



8.4 



72.5 



12.6 



.787 



.41 



4.16 



.67 



Noon. 



76.9 



9.3 



72.2 



14.0 



.781 



.31 



.68 



.64 



1 



77.1 



9.8 



72.2 



14.7 



.781 



.29 



.96 



.63 



2 



76.7 



103 



71.5 



15.5 



.763 



.11 



5.18 



.61 



3 



76.7 



10.4 



71.5 



15.6 



.763 



.11 



.22 



.61 



4 



76.5 



9.5 



71.7 



14.3 



.768 



.19 



4.72 



.63 



5 



76.3 



8.6 



72.0 



12.9 



.776 



.28 



.21 



.66 



6 



76.4 



6.7 



73.0 



10.1 



.801 



.58 



3.28 



.72 



7 



76.4 



5.4 



73.7 



8.1 



.819 



.82 



2.58 



.77 



8 



76.5 



4.6 



74.2 



6.9 



.832 



.96 



.21 



.80 



9 



76.2 



4.2 



74.1 



6.3 



.830 



.96 



1.98 



.82 



10 



76.1 



3.8 



74.2 



5.7 



.832 



.98 



.80 



.83 



11 



75.7 



3.7 



73.8 



5.6 



.822 



.87 



.75 



.84 



All the Hygrometrical elements are computed by the Greenwich constants. 



