Meteorological Observafio7is 



XI 



Abstract of the Itesults of the Hourly Meteorological Observations 



taken at the Surveyor GeneraVs Office^ Calcutta^ 



in the month of February 1^1 ^. 



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



dependent tliereon.'' 





^^ 



I?.ange of the Barometer 



^ 



liange of tlie Tempera- 





53o 



for each hour during 

 the month. 



fi a 



ture 

 duri 



for each hour 

 ng tlie montJi. 



Hour. 

















§fqS 



Max. 



Min. 



DifF. 



il 



Max. 



Min. 



DifF. 













^^ 











Inclies. 



Inches. 



Inches. 



Inches. 











o 



o 



Mid-" 



















niglit. 



29.959 



30.125 



29.767 



0.358 



69.1 



75.2 



61.0 



14.2 



^1 



.947 



.119 



.759 



.360 



68.5 



75.0 



60.3 



14.7 



2 



.934 



.110 



.754 



.356 



67.9 



74.5 



59.8 



U.7 



3 



.924 



.092 



.744 



.348 



Q7.5 



74.2 



59.2 



J5.0 



4 



.914 



.075 



.718 



.357 



67.1 



74.0 



58.5 



15.5 



6 



.925 



.084 



.742 



.342 



66.7 



73.5 



58.0 



15.5 



6 



.943 



.096 



.755 



.341 



66.4 



73.2 



67.5 



15.7 



7 



.966 



.118 



.771 



.347 



66.3 



73.5 



57.0 



16.5 



8 



.993 



.144 



.793 



.351 



67.6 



74.4 



59-5 



14.9 



9 



30.018 



.168 



.821 



.347 



70.4 



76.9 



63.0 



13.9 



]0 



.030 



.182 



.834 



.348 



72.9 



80.0 



64.5 



15.5 



11 



.018 



.168 



.817 



.351 



75.3 



83.0 



65.0 



18.0 



IToon. 



29.993 



.161 



.798 



.363 



77.2 



85.0 



67.0 



18.0 



1 



.966 



.115 



.770 



.345 



78.5 



86.6 



68.5 



18.1 



2 



.937 



.093 



.733 



.360 



79.2 



87.6 



68.0 



19.6 



3 



,919 



.071 



.716 



.355 



79.7 



89.0 



68.8 



20.2 



4 



.906 



.059 



.703 



.356 



79.6 



89.3 



69.0 



20.3 



5 



.908 



.055 



.708 



.347 



78.3 



86.5 



67.5 



19.0 



6 



.917 



.068 



.721 



.347 



75.9 



83.0 



65.5 



17.5 



7 



.931 



.078 



.748 



.330 



73.9 



80.0 



64.5 



15.5 



8 



.950 



.099 



.759 



.340 



72.5 



79.5 



64.3 



15.2 



9 



.965 



.119 



.774 



.345 



71.4 



78.6 



64.3 



14.3 



10 



.974 



.135 



.777 



.358 



70.5 



78.0 



63.2 



14.8 



11 



.970 



.135 



:m 



.364 



69.8 



75.5 



62.2 



13.3 



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. 



