Mefeorologica I Olservations. 



XI 



Abstract of the Results of the Hourly Meteorological Olservations 



taken at (he Surveyor General's Office, Calcutta, 



in the month of February 186S. 



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

 dependent thereon. 





O e3 



JRange of the Barometer 

 for each hour during 





Eange of the Tempera- 

 ture for each hour 



Hour 



Z £ 3 





tlie month. 



A B 



during the month. 



















Max. 



Min. 



Din". 



S § 



Max. 



Min. 



Diff. 





Inches. 



Inches. 



Inches. 



Inches. 















o 



Mid- 



















night. 



29.906 



30.078 



29.774 



0.304 



68.5 



76.5 



62.0 



14.5 



1 



.957 



.066 



.801 



.265 



68.0 



76.5 



61.5 



15.0 



2 



.945 



.057 



.761 



.296 



67.4 



76.3 



60.7 



15.6 



3 



.935 



.050 



.746 



.304 



67.1 



76.0 



60.0 



16.0 



4 



.929 



.052 



.722 



.330 



66.5 



76.0 



59.0 



17.0 



5 



.938 



.060 



.709 



.351 



66.1 



75.5 



58.0 



17.5 



6 



.953 



.073 



.717 



.356 



65.7 



74.5 



57.5 



17.0 



7 



.974 



.095 



.737 



.358 



65.6 



73.5 



57.4 



16.1 



8 



30.003 



.119 



.741 



.378 



67.8 



75.0 



60.0 



15.0 



9 



.020 



.135 



.758 



.377 



70.9 



78.8 



63.7 



15.1 



10 



.030 



.155 



.772 



.383 



73.7 



80.6 



64.5 



16.1 



11 



.016 



.136 



.774 



.362 



75.9 



83.5 



66.7 



16.8 



Noon. 



29.984 



.111 



.751 



.360 



77.6 



853 



68.2 



17.1 



1 



.956 



.078 



.730 



.348 



78.7 



86.5 



69.5 



17.0 



2 



3 



.924 



.042 



.708 



.334 



79.7 



86.5 



70.0 



16.5 



.905 



.031 



.695 



.336 



80.2 



88.5 



69.7 



18.8 



4 



.896 



.022 



.694 



.328 



79.7 



87.3 



68.5 



18.8 



5 



.901 



.026 



.697 



.329 



78.8 



86.5 



67.4 



19.1 



6 



7 



.914 



.036 



.708 



.328 



76.1 



84.4 



65.5 



18.9 



.929 



.053 



.730 



.323 



73.9 



81.4 



64.0 



17.4 



8 



.952 



.068 



.761 



.307 



72.4 



80.0 



63.5 



16.5 



9 



.967 



.080 



.781 



.299 



71.1 



78.0 



62.5 



15.5 



10 

 11 



.973 



.090 



.798 



.292 



70.1 



77.0 



62.0 



15,0 



.971 



.083 



.800 



.283 



69.3 



76.5 



62.5 



14.0 



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

 thermometer Means are derived from the observations made at the several 



hours during the month. 



