Ixviii 



Meteorological Observations. 



Abstract of tlie Results of the Hourly Meteorological Observations 

 taken at the Surveyor GeneraVs Office, Calcutta, 

 in the month of September, 1858. 



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

 dependent thereon. — (Continued.) 





£ 



-a 



■£ 



1 



^o 



!SS O 



O O C 



b b - 





"3 



$ 



"o 



P 







.S T5 "£ 









co 





<o 





o -~ 



fcO « £ 



° •=! 



Hour. 



al 



> 

 o 



CS 



73 



P 



> 

 o 



CS 



X| 



o 

 .2 



<U O 



+J 3 

 • — c8 



.,-1 S-. r-| 



as +» S3 



CUD 5" SO 



* a a 





t a 



PQ 



a. 



pq.S 



c ^ 



g ao 



'■S o e 



8 £>a 





S3 



Srt 



P 



a 



o 

 O 



P 





3 " ° 



a 2 





















Inches. 



Troy grs. 



Troy grs. 





Mid- 

 night. 



79.7 



2.3 



78.5 



3.5 



0.955 



10.27 



1.20 



0.90 



1 



79.6 



2.1 



78.5 



3.2 



.955 



.29 



.08 



.91 



2 



79.5 



1.9 



78.5 



2.9 



.955 



.29 



0.98 



.91 



3 



79.5 



1.9 



78.5 



2.9 



.955 



.29 



.98 



.91 



4 



79.3 



1.7 



78.4 



2.6 



.952 



.25 



.89 



.92 



5 



79.4 



1.8 



78.5 



2.7 



.955 



.29 



.92 



.92 



6 



79.2 



1.7 



78.3 



2.6 



.949 



.22 



.88 



.92 



7 



79.5 



1.7 



78.6 



2.6 



.958 



.32 



.89 



.92 



8 



80.5 



2-8 



79.1 



4.2 



.973 



.45 



1.48 



.88 



9 



80.8 



3-5 



79.0 



5.3 



.970 



.40 



.88 



.85 



10 



81.1 



4-4 



78.9 



6.6 



.967 



.32 



2.40 



.81 



11 



81.5 



5-2 



78.9 



7.8 



.967 



.30 



.88 



.78 



Noon. 



81.7 



60 



78.7 



9.0 



.961 



.22 



3.34 



.75 



1 



81.9 



62 



78.8 



9.3 



.964 



.25 



.47 



.75 



2 



81.9 



6.2 



78.8 



9.3 



.964 



.25 



.47 



.75 



3 



81.9 



5.8 



79.0 



8.7 



.970 



.31 



.25 



.76 



4 



81.4 



5.3 



78.7 



8.0 



.961 



.24 



2.94 



.78 



5 



81.1 



4.5 



78.8 



6.8 



.964 



.29 



.47 



.81 



6 



80.6 



3.8 



78.7 



5.7 



.961 



.29 



.02 



.84 



7 



80.4 



3.1 



78.8 



4.7 



.964 



.34 



1.66 



.86 



8 



80.3 



3.0 



78.8 



4.5 



.964 



.34 



.59 



.87 



9 



80.2 



2.6 



78.9 



3,9 



.967 



.39 



.36 



.88 



10 



80.1 



2.4 



78.9 



3.6 



.967 



.39 



.25 



.89 



11 



79.9 



2.4 



78.7 



3.6 



.961 



.33 



.25 



.89 



All the Hygrometrical elements are computed by the Greenwich Constants. 



