Meteorological Observations. 



xx vu 



Abstract of the Results of the Hourly Meteorological Observations 

 taken at the Surveyor General's Office, Calcutta, 

 in the mouth of April 1867. 



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

 dependenl theivon. 



Hour. 



Mean Height of 



the Barometer at 



32° Faht. 



Eange of (he Barometer 



for each hour during 



the month. 



r0 



3 "r 



-_ 

 h o 



Max. 



Min. 



Diir. 



Eange of the Tempera- 

 ture for each hour 

 during the month. 



Max. 





Inches. 



Inches. 



Inches. 



Inches. 







o 



o 



o 



Mid- 



















night. 

 1 



29.802 



29.949 



29.721 



0.228 



79.6 



84.6 



74.6 



10.0 



.793 



.939 



.711 



.228 



79.1 



84.4 



73.8 



10.6 



2 



.781 



.923 



.7')5 



.218 



78.6 





73.0 



10.7 



3 



.774 



.916 



.687 



.221) 



7S.0 



83.0 



72.8 



10.2 



4 



.769 



.900 



.675 



.225 



77.5 



82.0 



71.4 



10.6 



5 



.78:-$ 





.680 



.215 



77.') 



81.5 



71.4 



10.1 



6 



.801 



.915 



.709 



.206 



7(5.!) 



81.4 



71.2 



10.2 



7 



.821 



.955 



.718 



.237 



7- 5 



82.6 



73.5 



9.1 



8 



.847 



.960 



.711 



.219 



82.0 



87.0 



76.0 



11.0 



9 



.862 



.969 



.719 



.220 



85.3 



90.4 



78.6 



11.8 



10 



.864 



.964 



.751 



.210 



88 3 



93.6 



81.6 



12.0 



11 



.854 



.963 



.7 IN 



.215 



90.5 



96.2 



81.8 



14.4 



Noon. 



.832 



.951 



.727 



.227 



92.6 



98.3 



83.5 



14.8 



1 



.803 



.923 



.691 



.232 



9 1,2 



100.4 



86.4 



14.0 



2 



.773 



.892 



.670 



.222 



95.1 



102.0 



87.4 



14.6 



3 



.744 



.86G 



.653 



.207 



95.0 



102.5 



86.6 



15.9 



4 



.730 



.835 



.649 



.186 



93.8 



102.0 



87.4 



14.6 



5 



.726 



.829 



.639 



.190 



91.2 



100.6 



79.0 



21.6 



6 



.734 



.838 



.657 



.181 



88.4 



96.8 



77.4 



19.4 



7 



.751 



.851 



.60S 



.186 



86.2 



92.6 



78.8 



13.8 



8 



.775 



.873 



.691 



.182 



81.0 



89.9 



77.0 



12.9 



9 



.797 



.900 



.710 



.190 



82.7 



88.6 



76.6 



12.0 



10 



.807 



.930 



.721 



.206 



81.6 



86.0 



75.8 



10.2 



11 



.804 



.936 



.723 



.213 



80.6 



85.4 



75.8 



9.6 



Min. 



DifF. 



The Mean Height of the Barometer, as likewise tie Dry and Wet Bulb 

 Thermometer Means are derived from the observations made at the several 

 hours during the mouth. 



