Meteorological Observations. 



m 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General 's Office, Calcutta, 



in the month of October, 1856. 



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

 dependent thereon. 





o J? . 



Range of the Barometer 



JO £ 



Range of the Temperature 





3 II 



for each hour during 



CO *> 



frl 



for 



each hour during 



Hour. 





the month. 





the month. 



















S5 1S 



Max. 



Min. 



Diff. 





Max. 



Min. 



Diff. 





§ 









§ 











Inches. 



Inches. 



Inches. 



Inches. 







o 







o 



Mid- 

 night. 



29.797 



29.923 



29.631 



0.292 



79.3 



84.0 



74.9 



9.1 



1 



.783 



.922 



.614 



.308 



79.0 



83.8 



74.9 



8.9 



2 



.776 



.906 



.592 



.314 



78.6 



83.4 



75.0 



8.4 



3 



.764 



.900 



.577 



.323 



78.5 



83.2 



74.5 



8.7 



4 



.768 



.900 



.581 



.319 



78.1 



82.8 



73.5 



9.3 



5 



.776 



.921 



.589 



.332 



78.0 



82.6 



73.0 



9.6 



6 



.800 



.934 



.610 



.324 



77.7 



82.4 



72.6 



9.8 



7 



.821 



.959 



.632 



.327 



78.3 



83.6 



72.0 



11.6 



8 



.843 



.969 



.667 



.302 



80.0 



86.0 



73.2 



12.8 



9 



.855 



.980 



.671 



.309 



80 9 



87.2 



73.0 



14.2 



10 



.853 



.982 



.673 



.309 



82.1 



88.6 



73.6 



15.0 



11 



.836 



.949 



.658 



.291 



83.2 



89.0 



76.4 



12.6 



Noon. 



.809 



.924 



.627 



.297 



84.8 



88.6 



75.4 



13.2 



1 



.782 



.904 



.609 



.295 



85.1 



89.1 



77.4 



11.7 



2 



.761 



.878 



.590 



.288 



84.7 



89.4 



78.4 



110 



3 



.745 



.873 



.590 



.283 . 



84.8 



90.4 



76.2 



14.2 



4 



.743 



.891 



.585 



.306 



84.0 



90.4 



75.4 



150 



5 



.750 



.914 



.603 



.311 



83.2 



89.6 



74.9 



14.7 



6 



.758 



.914 



.614 



.300 



81.8 



86.2 



75.5 



10.7 



7 



.778 



.929 



.633 



.296 



81.0 



85.7 



75.8 



9.9 



8 



.798 



.955 



.648 



.3(i7 



80.5 



85.3 



75.8 



9.5 



9 



.808 



.965 



.658 



.307 



80.2 



85.0 



75.6 



9.4 



10 



.812 



.966 



.660 



.306 



79.9 



85.0 



75.2 



9.8 



11 



.808 



.962 



660 



.302 



79.5 



84.4 



75-4 



9.0 



The Mean height of the Barometer, as likewise the Mean dry and wet Bulb 

 Thermometers are derived from the Observations made at the several hours 

 during the month. 



