XXVlll 



Meteorological Observations. 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in the month of April, 1858. 



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

 dependent thereon. (Continued.) 





5 



<u 



£ 





03 



i.S 



° o> 3 



i2^P 



Hour. 



H 

 'a 



£ g 



£ O 



«s s 



o 



.O 



o3 



,0 



>> 



'3 

 eu 



& 

 q 



-a 



S3 



s 



O 



ca .S 



t o 



O 



_o . 



CO 3 



js O 

 CD O 



s 11 



CD &h~- 



1 1 § j 



° 1 



u o H 



£ g 



4) S en 3 





s 



Q 



o 



Q 



S 



!§ 



«1 



S 













I 











Inches. 



T.gr. 



T.gr. 





Mid- 

 night. 



77.1 



4.4 



74.9 



6.6 



0.851 



9.15 



2.16 



0.81 



1 



76.9 



4.2 



7-1.8 



6.3 



.849 



.15 



.02 



.82 



2 



76.7 



4.1 



74.6 



6.2 



.843 



.09 



1.98 



.82 



3 



76.8 



3.4 



75.1 



5.1 



.857 



.25 



.63 



.85 



4 



76.2 



3.6 



74.4 



5.4 



.838 



.06 



.69 



.84 



5 



76.0 



3.3 



74.3 



5.0 



.835 



.03 



.56 



.85 



6 



75.8 



3.2 



74.2 



4,8 



.832 



.00 



.50 



.86 



7 



76.4 



3.4 



74.7 



5.1 



.846 



.14 



.61 



.85 



8 



77.7 



5.4 



75.0 



8.1 



.854 



.16 



2.70 



.77 



9 



78.4 



7.9 



74.4 



11.9 



.838 



8.93 



4.09 



.69 



10 



79.2 



9.9 



74,2 



14.9 



.832 



.82 



5.30 



.63 



11 



79.3 



12.4 



73.1 



18.6 



.803 



.46 



6.77 



.56 



Noon. 



79.7 



13.7 



72.8 



20.6 



.795 



.34 



7.65 



.52 



1 



79.6 



15.2 



72.0 



22.8 



.776 



.11 



8.54 



.49 



2 



79.5 



15.7 



71.6 



23.6 



.766 



.00 



.84 



.48 



3 



79.2 



16.1 



71.1 



24,2 



.753 



7.88 



9.01 



.47 



4 



78.6 



15.9 



7o.6 



23.9 



.741 



.76 



875 



.47 



5 



78.3 



14.2 



71.2 



21.3 



.756 



.95 



7.64 



.51 



6 



77.9 



11.7 



72.0 



17.6 



.776 



8.19 



6.14 



.57 



7 



77.9 



9.2 



73.3 



13.8 



.809 



.59 



4,74 



.64 



8 



77.2 



7.5 



73.4 



11.3 



.811 



.67 



3.75 



.70 



9 



77.2 



6.3 



74.0 



9.5 



.827 



.86 



.14 



.74 



10 



77.3 



5.3 



74,6 



8.0 



.843 



9.05 



2.63 



.78 



11 



77.1 



4.9 



74.6 



7.4 



.843 



.07 



.40 



.79 



All the Hygrometrical elements are computed by the Greenwich constants. 



