— -1 



Meteorological Observations. 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in the month of February, 1864. 



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



dependent thereon. 





c £ . 



Range of the Barometer 





Rang 



3 of the Temperature 







for each hour d 



uring 



PQ g 



for 



each hour during 





.£P P fe 



the month 





hi 





the month 





Hour, 



ffl pq OJ 







5 1 

























C2 03 ^ 



Max. 



Min. 



Diff. 





Max. 



Min. 



Diff. 





1" 









i 







) 





Inches. 



Inches. 



Inches. 



Inches. 



















Mid- 

 night. 

 1 



29.941 



30.147 



29.760 



387 



68.9 



76.0 



61.8 



14.2 



.937 



.138 



.747 



.391 



68.2 



75.7 



60 8 



14.9 



2 



.935 



.132 



.747 



.385 



67.6 



75.0 



60.0 



15.0 



3 



.925 



.127 



.728 



.399 



67.2 



74.6 



59.5 



15.1 



4 



.896 



.102 



.718 



.384 



67.3 



74.0 



59.0 



15.0 



5 



.920 



.127 



.729 



.398 



66.1 



73.4 



58.5 



14.9 



6 



.944 



.148 



.757 



.391 



65.7 



73.6 



57.6 



16.0 



7 



.962 



.177 



.765 



.412 



65.5 



73.6 



57.6 



16.0 



8 



.991 



.209 



.785 



.424 



67.4 



74i6 



6L.2 



13.4 



9 



30.008 



.228 



.798 



.430 



70.4 



76.5 



62.0 



14.5 



10 



.018 



.234 



.798 



.436 



72.9 



78.9 



63.2 



15.7 



11 



.003 



.212 



.778 



.434 



75.6 



80.6 



65.0 



15.6 



Noon. 



29.974 



.184 



.742 



.442 



78.4 



83.2 



69.0 



14.2 



1 



.941 



.138 



.716 



.422 



80.3 



85.9 



71.2 



14.7 



2 



.911 



.104 



.676 



.428 



81.4 



87.0 



71.2 



15.8 



3 



.889 



.082 



.631 



.451 



81.8 



87.8 



71.4 



16.4 



4 



.882 



.072 



.622 



.450 



81.2 



86.8 



72.2 



14.6 



5 



.882 



.078 



.635 



.443 



79.4 



86.4 



70.0 



16.4 



6 



.888 



.083 



.645 



.438 



76.8 



83.6 



67.6 



16.0 



7 



.907 



.104 



.691 



.413 



74.6 



81.0 



66.0 * 



15.0 



8 



.926 



.135 



.746 



.389 



72.9 



79.6 



64.4 



15.2 



9 



.943 



.144 



.760 



.384 



71.5 



78.0 



63.0 



15.0 



10 



.950 



.153 



.773 



.380 



70.7 



77.4 



62.6 



14.8 



11 



.949 



.159 



.766 



.393 



69.9 



77.2 



62.2 



15.0 



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

 mometer Means are derived from the Observations made at the several hours 

 during the month. 



