XXXI V 



Meteorological Observations. 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta , 



in the month of October, 1855. 



feet 



Latitude 22° 33' 1" North, Longitude 88<> 20' 34" East. 



Height of the Cistern of the Standard Barometer above the Level of the Sea 18.11. 



Daily Means, &c. of the Observations, and of the HygrometriGal elements 

 dependent thereon. 





O CD 









a u 











Range 



of the Barometer 



pq » 



Range of the Tempera- 





during the day. 



a 



>> o 



ture during the day. 













fie 







Date. 

















C CD 



£5 tS 



Max. 



Min. 



Diff. 





Max. 



Min. 



Diff. 





3 









n 











Inches. 



Inches. 



Inches. 



Inches. 



o 







o 



o 



1 



29.757 



29.803 



29.708 



0.095 



81.2 



88.7 



78.0 



10.7 



2 



.761 



.818 



.712 



.106 



80.9 



86.2 



78.4 



7.8 



3 



.747 



.802 



.688 



.114 



80.9 



85.0 



78.4 



6.6 



4 



.748 



.806 



.688 



.118 



83.7 



89.1 



79.2 



9.9 



5 



.767 



.829 



.724 



.105 



84.5 



90.4 



80.2 



10.2 



6 



.833 



.893 



.777 



.116 



84 ? 2 



90.2 



79.8 



10,4 



7 



Sunday. 

















8 



.857 



.935 



.797 



.138 



83.1 



88.8 



77.8 



11.0 



9 



.816 



.885 



.755 



.130 



83.1 



88.8 



77.0 



11.8 



10 



.802 



.876 



.765 



.111 



84.2 



89.6 



78.8 



10.8 



11 



.801 



.864 



.749 



.115 



84.6 



89.9 



80.0 



9.9 



12 



.805 



.862 



.756 



.106 



84.6 



90.1 



80.6 



9-5 



13 



.850 



.920 



.811 



.109 



85.1 



91.2 



80.0 



11.2 



14 



Sunday, 

















15 



.858 



.925 



.799 



.126 



84.5 



90.2 



80.0 



10.2 



16 



.847 



.930 



.784 



.146 



83.0 



88.2 



79.4 



8.8 



17 



.869 



.931 



.828 



.103 



79.3 



85.0 



76.2 



8.8 



18 



.875 



.945 



.822 



.123 



78.8 



84.6 



75.8 



8.8 



19 



.890 



.942 



.846 



.096 



78.6 



84.0 



76.4 



7.6 



20 



.904 



.963 



.835 



.128 



80.4 



86.0 



75.8 



10.2 



21 



Sunday. 

















22 



.956 



30.031 



.885 



.146 



81.3 



88.4 



78.0 



10.4 



23 



.904 



29.980 



.813 



.167 



80.5 



87.0 



77.0 



10.0 



24 



.868 



.924 



.804 



.120 



79.8 



86.2 



76.8 



9.4 



25 



.892 



.941 



.832 



.109 



76.2 



78.2 



742 



4.0 



26 



.901 



.964 



.846 



.118 



77.5 



82.2 



74.0 



8.2 



27 



.879 



.946 



.822 



.124 



78.7 



84.8 



73.8 



11.0 



28 



Sunday. 

















29 



.893 



.968 



.842 



.126 



78.6 



85.4 



72.9 



12.5 



30 



.898 



.955 



.843 



.112 



79.1 



85.8 



73.0 



12.8 



31 



.950 



30.030 



.904 



.126 



76.4 



84.0 



70.6 



13.4 



