Meteorological Observations. 



Ixxxiii 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calciitta, 



in the month of November 1866. 



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

 dependent thereon. 





O «3 



.Range < 



}f the Barometer 



£ 



Eange of the Tempera- 







for each hour during 



W-2 



ture for each hour 





0j -. 



the month 





h9 



during 



the month. 



Hour. 



Max. 



Min. 



Diff. 



s? o 



ll 



Max. 



Min. 



Diff. 





1_^ O 









gs 











Inches. 



Inches. 



Inches. 



Inches. 



















Mid- 



















night. 



29.990 



30.104 



29.861 



0.243 



73.2 



80.8 



67.4 



13.4 



1 



.984 



.102 



.852 



.250 



72.6 



80.2 



66.6 



13.6 



2 



.977 



.100 



.845 



.255 



72.0 



79.4 



65.6 



13.8 



3 



.971 



.100 



.833 



.267 



71.6 



79.0 



64.8 



14.2 



4 



.969 



.105 



.829 



.276 



71.0 



78.0 



64.0 



14.0 



5 



.978 



.111 



.850 



.261 



70.4 



77.4 



64.0 



13.4 



6 



.994 



.122 



.872 



.250 



69.9 



77.0 



63.2 



13.8 



7 



30.016 



.144 



.894 



.250 



70.3 



77.4 



62.0 



15.4 



8 



.037 



.154 



.902 



.252 



73.0 



79.8 



64.4 



15.4 



9 



.052 



.163 



.910 



.253 



75.6 



81.8 



67.0 



14.8 



10 



.050 



.157 



.915 



.242 



78.7 



85.2 



69.9 



15.3 



11 



.028 



.132 



.893 



.239 



80.7 



87.0 



73.2 



13.8 



Noon. 



.002 



.105 



.860 



.245 



82.0 



87.4 



75.0 



12.4 



1 



29.971 



.072 



.825 



.247 



82.6 



87.8 



76.7 



11.1 



2 



.949 



.049 



.801 



.248 



83.1 



87.4 



77.4 



10.0 



3 



.936 



.037 



.786 



.251 



83.0 



88.6 



78.0 



10.6 



4 



.932 



.043 



.789 



.254 



81.5 



87.0 



76.4 



10.6 



5 



.941 



.059 



.798 



.261 



80.3 



85.8 



75.8 



10.0 



6 



.953 



.072 



.805 



.267 



78.2 



84.2 



73.3 



10.9 



7 



.971 



.087 



.840 



.247 • 



76.8 



83.0 



71.6 



11.4 



8 



.989 



.095 



.853 



.242 



75.9 



82.3 



69.6 



12.7 



9 



30.001 



.112 



.866 



.246 



75.1 



81.6 



69.4 



12.2 



10 



.007 



.111 



.867 



.244 



74.3 



81.2 



68.6 



12.6 



11 



.002 



.108 



.868 



.240 



73.6 



80.8 



68.2 



12.6 



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. 



