%x 



Meteorological Observations. 



Abstract of tie Eesults of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in the month of March, 1864. 



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

 dependent thereon. — (Continued.) 



r — ~~^~~ 



5 1 



-*j 



-*-» 



£ 







<o 



S3 



<u 





*s3 



m 



£ 



o 



"o 





Hour. 



a-5 



> 

 o 

 .© 



08 



-3 



Q 



■4-3 



f3 



> 

 O 



r© 



as 





a; a 



PQ 



O* 



n-a 





s § 





o 



►.-P4 





H 



Q 



Q 



Q 





















Mid- 

 night. 

 1 



70.7 



4.3 



67.7 



7.3 



70.2 



4.0 



67.4 



6,8 



2 



70.3 



3.7 



67.7 



6.3 



3 



69.6 



3.7 



66.6 



6.7 t 



4 



69.2 



3.5 



66.4 



6.3 



5 



68.7 



3.5 



65.9 



6.3 



6 



68.1 



3.6 



65.2 



6.5 



7 



68.1 



4.0 



64.9 



7.2 



8 



69.4 



6.0 



65.2 



10.2 



9 



70.7 



7.8 



65.2 



13.3 



10 



71.1 



10.1 



64.0 



17.2 



11 



71.4 



12.2 



62.9 



20.7 



$001). 



71.9 



13.8 



62.2 



23.5 



1 



72.0 



15.3 



62.8 



24.5 



2 



72.5 



15.6 



63.1 



25,0 



3 



72,3 



16.2 



62.6 



25.9 



4 



72.4 



15.6 



63.0 



25.0 



5 



72.5 



13.6 



63.0 



23.1 



6 



72.1 



10.5 



64.7 



17.9 



7 



71.7 



8.4 



65.8 



14.3 



8 



71.5 



7.1 



66 5 



I2;l 



9 



71.1 



5.9 



67.0 



10.0 



10 



70.9 



5.3 



67.2 



9.0 



11 



70.6 



4.5 



67.4 



7.7 



H 



Indies. 



0.674 



.668 

 .674 

 .651 

 .646 

 .636 

 .621 

 .615 

 .621 

 .621 

 .597 

 .576 



.563 



.574 

 ,580 

 .570 

 .578 

 .578 

 .611 

 .634 

 .648 

 .659 

 .664 

 .668 





O o S3 



> © 



o .2 



ght 



redf 

 ratio 



,r> 



*CD '£ ^ 





fe cr«s 



*35 ^ 



03 ^j 





fi ^ « 



Mean 

 poui 

 of ai 



Addit 

 Vap 

 com 



Troy grs. 



Troy grs 



7.36 



1.95 



.29 



.80 



.37 



.67 



.11 



.73 



.08 



.60 



6.98 



.57 



.81 



.62 



.75 



.78 



.77 



2.66 



.73 



3.62 



.42 



4.79 



.16 



5.87 



5.99 



6.81 



6.10 



7.31 



.15 



.57 



.05 



.83 



.13 



.55 



.15 



6.80 



.56 



5.12 



.84 



4.00 



7.02 



3.36 



.15 



2.74 



.22 



.44 



.27 



.07 



S3 I 



a 2 



0.79 



.80 

 .82 

 .80 

 .82 

 .82 

 .81 

 .79 

 .72 

 .65 

 .57 

 .51 



.47 

 .46 

 .45 

 .44 

 .45 

 .48 

 .56 

 .63 

 .68 

 .72 

 .75 

 .78 



411 the Hygrometrical elements are computed by the Greenwich Conetants,, 



