Meteorological Observations. 



lxxxv 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in I lie month of November 1869. 



Hourly Means, &c. of the Observations and of the Hygrometrical element* 



dependent thereon. 





O =3 



.Range 



of the Barometer 



pQ 



Range of the Tempera- 







for each hour during 



^t 



ture for each 



hour 





i~5 ^2 +3 



brj ©^ 



the month 





J-i O 



during 



the month. 



Hour. 

















ra P-t CO 



Max. 



Min. 



Diff. 





Max. 



Min. 



Diff. 













£ H 











Inches. 



Inches. 



Inches. 



Inches. 



o 







o 







Mid- 



















night. 



29.998 



30.070 



29.895 



0.175 



70.1 



75.2 



64,0 



11.2 



1 



.991 



.066 



.895 



.171 



69.4 



74.8 



63.5 



11.3 



2 



.985 



.063 



.889 



.174 



68-8 



73.4 



63.0 



10.4 



3 



.978 



.058 



.882 



.176 



68.3 



72.8 



63.0 



9.8 



4 



.975 



.055 



.874 



.181 



67.7 



71.5 



62.8 



8.7 







.987 



.074 



.883 



.191 



67.1 



71.5 



62.5 



9.0 



6 



30.003 



.090 



.893 



.197 



66.6 



70.5 



62.0 



8.5 



7 



.024 



.106 



.908 



.198 



66.7 



71.0 



62.4 



8.6 



8 



.046 



.132 



.937 



.195 



69.5 



75.3 



65.0 



10.3 



9 



.065 



.145 



.969 



.176 



72.8 



77.6 



68.5 



9.1 



10 



.065 



.133 



.965 



.168 



75.7 



80.0 



71.3 



8.7 



11 



.044 



.122 



.946 



.176 



78.1 



81.7 



73.9 



7.8 



Noon. 



.015 



.079 



.919 



.160 



79.3 



83.1 



75.5 



7.6 



1 



29.981 



.042 



.880 



.162 



80.3 



84,5 



76.4 



8.1 



2 



.958 



.022 



.856 



.166 



81.1 



85.0 



77.4 



7.6 



3 



.945 



.008 



.843 



.165 



81.0 



84.8 



77.5 



7.3 



4 



.945 



.005 



.846 



.159. 



79.6 



84.5 



76.0 



8.5 



5 



.952 



.017 



.849 



.168 



78.4 



83.0 



74-8 



8.2 



6 



.961 



.027 



.856 



.171 



76.1 



80.2 



72.0 



8.2 



7 



.977 



.047 



.869 



.178 



74,7 



77.8 



70.2 



7.6 



8 



.993 



.068 



.889 



.179 



73.4 



76.5 



68.8 



7.7 



9 



30.003 



.076 



.910 



.166 



72,3 



76.2 



67.2 



9.0 



10 



.009 



.083 



.932 



.151 



71.5 



76.0 



66.0 



10.0 



11 



.004 



.077 



.913 



.164 



70.6 



74.0 



65.2 



8.8 



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. 



