5XYI 



Meteorological Observations, 



.distract of the Besults of the Hourly Meteorological Observations 



taken at the Surveyor OeneraVs Office, Calcutta, 



in the month of April, 1857. 



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



dependent thereon. 





6 



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91 





o 







o 



o 



Inches. 



T.gr. 



T.gr. 





1 



77 2 



6.9 



73.7 



10.4 



0.819 



8.78 



3.43 



0.72 



2 



775 



6.9 



74.0 



10.4 



.827 



.86 



.45 



.72 



3 



77.9 



6.3 



74.7 



95 



.846 



9.05 



.19 



.74 



4 



77.1 



7.2 



73.5 



10.8 



.814 



8.70 



.58 



.71 



5 



Sunday. 

















6 



72.4 



9.5 



67.6 



14.3 



.672 



723 



4.21 



.63 



7 



73.1 



5.8 



70.2 



8.7 



.732 



.91 



2.56 



.76 



8 



71.5 



5.5 



68.7 



8.3 



.677 



.57 



.32 



.77 



9 



719 



6.3 



68.7 



9.5 



.697 



.54 



.71 



.74 



10 



75.8 



52 



73.2 



78 



.806 



8.68 



.46 



.78 



11 



76.2 



5.4 



735 



8.1 



.814 



.76 



.58 



.77 



12 



Sunday. 

















13 



IS 2' 



59 



75.2 



8.9 



,860 



9.20 



3.01 



.75 



14 



78.4 



6.0 



75.4 



9.0 



.865 



.26 



.05 



.75 



15 



80.1 



6.5 



76.8 



9.8 



.905 



.63 



.51 



.73 



16 



79.7 



80 



75.7 



12 



.873 



.28 



4.28 



.68 



17 



78.1 



10 4 



72.9 



156 



.797 



8.45 



5.43 



.61 



18 



80.4 



6.3 



77.2 



9.5 



.916 



9.75 



3.43 



.74 



19 



Sunday. 

















20 



78.7 



6.3 



75.5 



9.5 



.868 



.27 



.26 



.74 



21 



74.8 



8.0 



70.8 



12 



.746 



8.00 



.75 



.68 



22 



74.8 



5.1 



72.2 



7.7 



.781 



.41 



2.37 



.78 



23 



70.1 



6.2 



67 



9.3 



.659 



7.17 



.52 



.74 



24 



72.4 



71 



68.8 



10.7 



.699 



,54 



3.12 



.71 



25 



76.4 



66 



73.1 



99 



.803 



8.61 



.21 



.73 



26 



Sunday 

















27 



789 



68 



75.5 



10.2 



.868 



9.27 



.53 



.72 



28 



76 



7.9 



72 



119 



.776 



8.30 



.83 



.68 



29 



76.0 



9.4 



71.3 



14.1 



.758 



.10 



4.58 



.64 



30 



78.9 



8.4 



74.7 



12.6 



.846 



.99 



.42 



.67 



All the Hygrometrical elements are computed by the Greenwich constants. 



