Meteorological Observations. 



(51) 



Abstract of the Results of the Hourly Meteorological Observations 



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



month of April, 1854. 



Hourly Means, &c. of the observations and of the hygrometrical elements 

 dependent thereon. (Continued.) 





a? 



«*. o 



O OJ 



^ CO 



-*= ts 



be ™ 



c 1 



03 O 



Range of the Barometer for 



each hour during 



the month. 



■ 



o 

 5 



H 



-O 



"a 



W 



a % 



s a 



Range of the 



Temperature for each 



hour during the 



month. 



Hour. 



Max. 



Min. 



Diff. 



Max. 



Min. 



Diff. 





Inches. 



Inches. 



Inches. 



Inches. 



o 











o 



Mid- 

 night. 



1 



1 29.723 

 .710 



29 882 



29.597 



0.285 



78.7 



82.8 



71.4 



11.4 



.866 



.598 



.268 



78.4 



82.6 



70.7 



11.9 



2 



.698 



.862 



.579 



.283 



78.0 



82.2 



71.8 



10.4 



3 



.689 



.862 



567 



.295 



77.8 



82.0 



72.0 



10.0 



4 



.696 



.875 



.562 



.313 



77.7 



82.2 



71.4 



10.8 



5 



.699 



.891 



.585 



.306 



77.5 



82.0 



70.5 



11.5 



6 



.718 



.901 



.601 



.300 



77.5 



81.7 



70.4 



11.3 



7 



.745 



.924 



.637 



.287 



78.3 



82.8 



71.8 



11.0 



8 



.766 



.954 



.663 



.291 



80-7 



85.2 



72.3 



12.9 



9 



.776 



.961 



.671 



.290 



83-2 



88.0 



74.2 



13.8 



10 



.775 



.961 



.666 



.295 



85-4 



90.2 



74.0 



16.2 



11 



.769 



.944 



.669 



.275 



87-1 



91.4 



72.2 



192 



Noon. 



.743 



.920 



.651 



.269 



88.8 



93.0 



72 5 



20.5 



1 



.718 



.892 



.618 



.274 



89.9 



94.4 



73.3 



21.1 



2 



.688 



.849 



.595 



.254 



90.5 



96.0 



70.0 



26.0. 



3 



.663 



.820 



.562 



.258 



90.8 



97.0 



71.2 



25.8 



4 



.643 



.797 



.545 



.252 



90.4 



97.3 



72.0 



25.3 



5 



.642 



.803 



.549 



.254 



89.1 



95.0 



72.0 



23.0 



6 



.660 



.817 



.556 



.261 



86.1 



9 J. 3 



71.4 



19.9 



7 



.672 



.831 



.510 



.321 



83.6 



87.2 



70.7 



16.5 



8 



.694 



.837 



.600 



.237 



81.8 



85.8 



69.8 



16.0 



9 



.720 



.870 



.612 



.258 



80.9 



85.2 



69. 8 



15.4. 



10 



.731 



.876 



.622 



.254 



80.3 



84.6 



69.6 



15,0 



11 



.730 



.871 



.608 



.263 



79.4 



84.2 



69.7 



14.5 



