Meteorological Observations. 



X'X 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's OJice, Calcutta, 



in the month of March 1870. 



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



dependent thereon. 





O eJ 



.Range < 



}f the Barometer 



£ 



Range of the Tempera- 





s & . 



for each hour c 



uring 





ture for each 



lour 







the month 







during the month. 



Hour. 









fSl 











a-g cm 



cd l-H CO 



Max. 



Min. 



Diff. 





Max. 



Min. 



Diff. 





^3 









l H 











Inches. 



Inches. 



Inches. 



Inches. 







o 







o 



Mid- 



















night. 



29.843 



29.962 



29.722 



0.240 



76.3 



82.0 



71.5 



10.5 



1 



.831 



.956 



.714 



.242 



75.5 



82.0 



70.7 



113- 



2 



.827 



.950 



.708 



.242 



74-8 



82.0 



69.5 



12.5 



3 



.819 



.937 



.702 



.235 



74.1 



82.0 



68.5 



13.5 



4 



.814 



.930 



.695 



.235 



73.6 



81.8 



68.2 



13.6 



5 



.827 



.940 



.707 



.233 



73.0 



79.8- 



65.6 



14,2 



6 



.84.7 



.955 



.714 



.241 



72.3 



78.5 



63.0 



15.5 



7 



.871 



.969 



.741 



.228 



72.6 



78.5 



63.8 



14.7 



8 



.898 



30.004 



.768 



.236 



75.5 



82.a 



67.0 



15.0 



9 



.916 



.011 



.784 



.227 



79.2 



87.3 



70.0 



17.3 



10 



.918 



.035 



.783 



.252 



82.8 



91.5 



70.2 



21.3 



11 



.904 



.001 



.771 



.230 



86.0 



94.5 



73.0 



21.5 



Noon. 



.881 



29.980 



.754 



.226 



88.2 



97.0 



75.5 



21.5 



1 



.850 



.958 



.719 



.239 



89.6 



99.5 



75.5 



24,0 



2 



.818 



.922 



.674 



.248 



90.7 



100.4 



76.6 



23.8 



3 



.705 



.910 



.649 



.261 



91.2 



101.2 



77.7 



23.5 



4 



.783 



.918 



.633 



.285 



91.0 



100.5 



76.8 



23.7 



5 



.780 



.910 



.640 



.270 



89.9 



98.0 



755 



22.5 



6 



.784 



.905 



.656 



.249 



86.4 



93.2 



76.0 



17.2 



7 



.797 



.896 



.672 



.224 



83.3 



89.6 



72. 5 



17.1 



8 



.819 



.924 



.692 



.232 



81.3 



87.0 



71.7 



15.3 



9 



.837 



.934 



.713 



.221 



79.6 



85.2 



71.7 



13.5 



10 



.849 



.942 



.728 



.214 



78.5 



84,5 



72.6 



11.9 



11 



.843 



.925 



I 



.723 



.202 



77.5 



83.7 



72.3 



11.4 



The Mean Height of the Barometer, as likewise the Dry and ^Yet Bu'b 

 Thermometer Means are derived from the observations made at the several 

 hours during the month. 



