Ix 



Meteorological Observations* 



Abstract of the Re stilts of -the Hourly Meteorological Observations 



taken- at the Surveyor General* s Office, Calcutta, 



in the month of August, 1864. 



Hourly Means 3 &c. of the Observations and of the Hygrometrical elements 

 dependent thereon.— (Continued.) 



Hour. 



Mid- 

 night. 

 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 

 10 

 11 



Noon. 

 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 

 10 

 11 



j£3 





4-> • 



a 

 s ° 



> 

 O 



£ 



"3 



PQ 



J-t 

 P 











79.3 



2.4 



79.2 



2.3 



78.9 



2.2 



78.6 



2.2 



78.4 



2.2 



78.4 



2,1 



78.2 



2.3 



78.7 



2.4 



79.3 



3.1 



79.9 



38 



80.2 



4.6 



80.6 



5.0 



80.8 



5.2 



81.0 



5.6 



81.1 



5.5 



81.1 



5.6 



81.0 



5.1 



80.5 



4.4 



80.1 



3.7 



80.1 



3.2 



79.8 



3.1 



79.7 



2.9 



79.6 



2.7 



79.5 



2.6 



PM 



77.6 



77.6 



77.4 

 77.1 

 76.9 

 76.9 

 76.6 

 77.0 

 77.1 

 77.2 

 77.0 

 77.1 



77.2 

 77.6 



77.8 

 77.7 

 77.4 

 77.4 

 77.5 

 77.9 

 77.6 

 77.7 

 77.7 

 77.7 





4.1 



39 

 3.7 

 3.7 

 3.7 

 3.6 

 3.9 

 4.1 

 5.3 

 6.5 

 7.8 

 8.5 



9.0 



8.8 

 9.0 

 8.7 

 7.5 

 6.3 

 5.4 

 5.3 

 4.9 

 4.6 

 4.4 



m 



Indies. 



0.928 



.928 

 .922 

 .913 

 .908 

 .908 

 .899 

 .910 

 .913 

 .916 

 .910 

 .913 



.916 

 .928 

 ,934 

 .931 

 .922 

 .922 

 .925 

 .937 

 .928 

 .931 

 .931 

 .931 



CS 



o 



>< 



o 



«4- 



o 



O • 







& 



-4J 



3 



f C < 



D 



<v 



tf 



& 



3 . 





S 03 



<U 



O <^_< 





Pm o 



mr< 





Troy grs. 



9 



99 





99 





93 





84 





78 





78 





69 





81 





82 





81 





.73 





74 





.77 





89 





.95 





92 





83 





85 



.92 



10X6 



9.97 



10.00 



.00 



.02 





S3 X 

 O G- 





Troy grs 



1.38 



.32 

 .24 

 .23 

 .23 



.20 



.29 



.36 



.79 

 2.26 



.73 

 3.02 



.14 

 .25 

 .19 

 .26 

 .12 



2.64 

 .18 



1.87 

 .82 

 .68 

 .58 

 .49 



M 



a ff 



1 ^ a 

 il-3 



0.88 



88 

 89 



89 

 89 

 89 

 88 

 88 

 85 

 81 

 78 

 76 



76 



75 

 76 

 75 

 76 

 79 

 82 

 84 

 85 

 8-6 

 il 

 87 



All the Hygrometrical elements are computed by the Greenwich Constants. 



