xlvi 



Meteorological Observations. 



Abstract of the Besults of the Hourly Meteorological Observations 

 taken at the Surveyor General's Office, Calcutta, 

 in the month of December, 1855. 



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



Height of the cistern of the Standard Barometer above the Level of the Sea 1 8. ] 



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

 dependent thereon. 



feet 













£ C 









^= 2 -a 



Range 



of the Barometer 



S3 £ 



pq 2 



Range of the Tempera- 





during the day. 



a 



>* o 



ture during the day. 













(51 







Date. 



Max. 



Min. 



Diff. 



Max. 



Min. 



Diff. 





£ 









S 











Inches. 



Inches. 



Inches. 



Inches. 



o 



o 



o 



o 



1 



30.111 



30.176 



30.049 



0.127 



69.4 



78.4 



62.1 



16.3 



2 



Sunday. 

















3 



.106 



.169 



.044 



.125 



69.2 



77.9 



62.4 



15.5 



4 



.117 



.182 



.065 



.117 



69.9 



79.4 



63.6 



15.8 



5 



.106 



.194 



.043 



.151 



70.1 



80.5 



61.8 



18.7 



6 



.068 



.147 



.005 



.142 



69.9 



80.0 



61.8 



18.2 



7 



.026 



.116 



29.972 



.144 



68.8 



79.2 



61.2 



18.0 



8 



.031 



.126 



.977 



.149 



68.1 



78.2 



60.2 



18.0 



9 



Sunday. 

















10 



.008 



.097 



.947 



.150 



65.1 



75.0 



57.0 



18.0 



11 



.039 



.118 



.981 



.137 



65.8 



76.2 



57.0 



19.2 



12 



.013 



.092 



.949 



.143 



65.4 



75.6 



57.6 



18.0 



13 



29.965 



.033 



.902 



.131 



65.2 



75.0 



57.4 



17-6 



14 



.981 



.056 



.924 



.132 



65.3 



74.8 



57.8 



17.0 



15 



30.003 



.078 



.951 



.127 



65.9 



76.2 



58.0 



18.2 



16 



Sunday. 

















17 



.042 



.132 



..977 



.155 



65.7 



76.4 



57.3 



19.1 



18 



.049 



.130 



30.001 



.129 



65.0 



75.6 



57.2 



18.4 



19 



.052 



.139 



29.986 



.153 



66.8 



77.0 



59.6 



17.4 



20 



.067 



.145 



30.012 



.133 



68.1 



78.4 



59.8 



18.6 



21 



.068 



.142 



..008 



.134 



68.5 



79.2 



60.4 



18.8 



22 



.038 



.110 



29.969 



.141 



68.5 



78.8 



60.6 



18.2 



23 



Sunday. 

















24 



29.981 



.065 



.920 



.145 



66.5 



76.7 



58.2 



18.5 



25 



Xtmas. 

















26 



.995 



.088 



.945 



.143 



64.6 



75.4 



560 



19.4 



27 



30.002 



.088 



.933 



.155 



65.2 



76.1 



57.0 



19.1 



28 



29.998 



.081 



.947 



.134 



65.4 



76.6 



56.6 



20.0 



29 



.954 



.028 



.906 



.122 



66.9 



79.4 



56.6 



22.8 



30 



Sunday. 

















31 



30.044 



.128 



.997 



.131 



64.2 



74.4 



56.2 



18.2 



