.\ XV 111 



Meteorological Ohservations, 



Ahstrnc.t of the Results of the Eourly Meteorological Observations 



taken ai the Surveyor GeneraVs Office, Calcutta^ 



in the month of Aj^ril 1874. 



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

 dependent tlicreon. — (Conihmel) . 



Hour. 



Mean Wet Bulb Ther- 

 mometer. 



Dry Bulb above Wet. 



O 

 P 



0) 



p- 



o 

 P 

 o 

 o 



•i 



Mean Elastic force of 

 Yapour. 



Mean Weight of Yapour] 

 in a Cubic foot of air. 



Additional Weight of 

 Yapour required for 

 complete saturation. 



Mean degree of Kumi- 

 dity. complete satura- 

 tion being unity. 





i 







o 







Indies. 



T. gr. 



T. gr. 





Mid- 

 iiiglit. 



1 77.3 



3.4 



74.9 



5.8 



0.853 



9.17 



1 



1.87 



0.83 



1 



77.3 



2.9 



75.3 



4.9 



.862 



.31 



.57 



.86 



2 



77.1 



2.7 



75.2 



4.6 



.860 



.28 



.47 



.86 



3 



76.9 



2.5 



75.1 



4.3 



.857 



.27 



.35 



.87 



4 



76.7 



2.2 



75.2 



3.7 



.860 



.30 



.17 



.89 



5 



76.5 



1.9 



75.2 



3.2 



.860 



.31 



.00 



.90 



6 



76.5 



1.9 



75.2 



3.2 



.860 



fi 1 



.00 



.90 



7 



77.1 



2.2 



75.6 



3.7 



.871 



:4o 



.19 



.89 



8 



78.0 



3.7 



75.4 



6.3 



.865 



.32 



2.05 



.82 



9 



79.3 



5.6 



75.4 



9.5 



.865 



.24 



3.25 



.74 



]0 



80.0 



7.8 



75.3 



12.5 



.862 



.16 



4.41 



.^1 



11 



80.7 



10.0 



74.7 



16.0 



.816 



8.03 



5.87 



.60 



Noon. 



80.8 



11.8 



73.7 



18.9 



.519 



.62 



7.01 



.55 



1 



80.7 



13.1 



72.8 



21.0 



.795 



.34 



.81 



.52 



2 



80.7 



13.7 



72.5 



21.9 



.787 



.25 



8.2] 



.50 



3 



80.7 



13.9 



72.4 



22.2 



.785 



.22 



.3.' 



m 



4 



80.6 



13.3 



72.6 



21.3 



.790 



.'30 



7.;. 



"• ! 



5 



80.6 



11.1 



73.9 



17.8 



.821 



.69 



{> " 



■ '1 



6 



79.9 



8.8 



74.6 



14.1 



.813 



.91 



A ' • 



• li 



7 



79.2 



^.^ 



74.6 



11.2 



.843 



9.00 



t].L'-; 



./O 



8 



78.4 



5.1 



74.8 



8.7 



.819 



.09 



2.'Ji. 



".76 



9 



78.0 



4.1 



75.1 



7 



.857 



.21 



.30 



.80 



10 



77.4 



3.7 



74.8 



(3.3 



.849 



.15 



.02 



,82 



11 



1 



i 

 1 



77.1 



1 



3.6 



74.6 



6.1 



.813 



.09 



1.95 



,82 



All the Hygrometrical elements 



are coin 



puted by the Greenwich Constants. 



