XXV111 



Meteorological Observations. 



Abstract of the Besults of the Hourly Meteorological Observations 

 taken at the Surveyor General' 's Office, Calcutta, 

 in the month of April, 1859. 



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

 dependent thereon. — (Continued.) 





X> 



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Weight i 

 in a Cub 

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onal wei. 

 ir requir 

 lete satu 



in degree 

 , complet 

 being un 







PQ 



o. 

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 apoi 

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o 



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Indies. 



Troy grs. 



Troy grs. 





Mid- 

 night. 

 1 



75.6 



4.3 



73.4 



6.5 



0.811 



8.75 



2.03 



0.81 



75.5 



4.2 



73.4 



6.3 



.811 



.76 



1.96 



.82 



2 



74.9 



4.3 



72.7 



6.5 



.792 



.56 



2.00 



.81 



3 



74.9 



4.0 



72.9 



6.0 



.797 



.63 



1.84 



.82 



4 



74.6 



3.8 



72.7 



5.7 



.792 



.58 



.73 



.83 



5 



74.4 



3.6 



72.6 



5.4 



.790 



.57 



.62 



.84 



6 



74.4 



3.4 



72.7 



5.1 



.792 



.59 



.54 



.85 



7 



74.9 



3.6 



73.1 



5.4 



.803 



.70 



.65 



.84 



8 



76.5 



4.9 



74.0 



7.4 



.827 



.91 



2.36 



.79 



9 



77.4 ■ 



7.2 



73.8 



10.8 



.822 



.78 



3.61 



.71 



10 



78.1 



9.2 



73.5 



13.8 



.814 



.65 



4.76 



.65 



11 



78.7 



10.7 



73.3 



16.1 



.809 



.56 



5.69 



.60 



Noon. 



79.2 



12.3 



73.0 



18.5 



.801 



.43 



6.72 



.56 



1 



79.6 



12.7 



73.2 



19.1 



.806 



.48 



7.02 



.55 



2 



79.5 



13.5 



72.7 



20.3 



.792 



.33 



.48 



.53 



3 



78.9 



14.1 



718 



21.2 



.771 



.10 



.71 



.51 



4 



78.8 



13.6 



72 



20.4 



.776 



.16 



.38 



.53 



5 



78.1 



12.4 



71.9 



18.6 



.773 



.16 



6.56 



.55 



6 



77.8 



10.1 



72.7 



15.2 



.792 



.42 



5.22 



.62 



7 



77.1 



8.0 



73.1 



12.0 



.803 



.58 



3.99 



.68 



8 



76.5 



7.2 



72.9 



10.8 



.797 



.54 



.53 



.71 



9 



76.3 



6.1 



732 



9.2 



.806 



.66 



2.95 



.75 



10 



76.1 



5.3 



73.4 



8.0 



.811 



.73 



.54 



.78 



11 



761 



1 



1 



4.7 



73.7 



7.1 



.819 



.83 



.24 



.80 



All the Hygrometrical elements are computed by the Greenwich Constants. 



