Meteo ro logica I Observations . 



Ixxxiii 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office. Calcutta, 



in the month of November , 1865. 



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

 dependent thereon. 





o JS . 



Range 



of the Barometer 



B 5 



Rang 



e of the Temperature 





fn^l 



for ei 



ich hour c 



uring 





for 



each hour during 



Hour, 



Bag, 





the month 



. 





the month 



• 





















Max. 



Min. 



Diff. 



l! 



Max. 



Min. 



Diff. 





S 









s- 











Inches. 



Inches. 



Inches. 



Inches. 















o 



Mid- 

 night. 



29.949 



30.099 



29.787 



0.312 



73.3 



79.4 



65;4 



14.0 



1 



.942 



.095 



.774 



.321 



72.6 



78.6 



64.8 



13.8 



2 



.933 



.088 



.768 



.320 



72.1 



78.4 



64.0 



14.4 



3 



.927 



.084 



.769 



.315 



71.4 



77.8 



63.4 



14.4 



4 



.926 



.081 



.773 



.308 



70.7 



76.8 



62.6 



14.2 



5 



.939 



.089 



.778 



.311 



70.1 



76.3 



61.6 



14.7 



6 



.954 



.106 



.800 



.306 



69.6 



75.6 



61.6 



14.0 



7 



.978 



.126 



.815 



.311 



70.0 



76.2 



61.6 



14.6 



8 



30.001 



.146 



.836 



.310 



72.8 



79.6 



65.0 



14.6 



9 



.021 



.164 



.852 



.312 



76.0 



83.0 



67.7 



15.3 



10 



.019 



.161 



.861 



.300 



78.9 



84.6 



71.2 



13.4 



11 



29.998 



.140 



.838 



.302 



81.0 



86.4 



74.6 



11.8 



Noon. 



.966 



.113 



.811 



.302 



82.5 



86.2 



76.6 



9.6 



1 



.934 



.074 



.768 



.306 



83.5 



86.8 



77.2 



9.6 



2 



.910 



.050 



.740 



.310 



84.3 



87.8 



77.0 



10.8 



3 



.897 



.034 



.739 



.295 



84.1 



88.2 



77.0 



11.2 



4 



.895 



.035 



.732 



.303 



83.0 



87.0 



76.8 



10.2 



5 



.904 



.039 



.747 



.292 



81.5 



86.2 



75.0 



11.2 



6 



.915 



.055 



.757 



.298 



79.3 



83.8 



72.8 



11.0 



7 



.933 



.067 



.776 



.291 



77.8 



82.4 



70.5 



11.9 



8 



.952 



.091 



.801 



.290 



76.6 



81.8 



69.2 



12.6 



9 



.966 



.111 



.811 



.300 



75.5 



80.8 



67.9 



12.9 



10 



.970 



.109 



.815 



.294 



74.5 



79 4 



67.0 



12.4 



11 



.966 



.104 



.810 



.294 



73.6 



79.3 



66.2 



13.1 



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. 



