Meteorological Observations. 



xxxix 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor GeneraVs Office, Calcutta^ 



in the month of February, 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 Hygrometrical elements 

 dependent thereon. 



o <u 



-W 05 *J 



•° S -a 

 "** as 



fl 03 s0 



VMS 



Inches. 



30.110 

 .095 

 .098 



Sunday. 

 .068 

 .178 

 .176 

 .046 

 29.981 

 30.040 



Sunday. 



29.998 

 .947 

 .935 

 .903 

 .955 

 .964 



Sunday. 

 .873 

 .889 

 .982 

 .942 

 .918 

 .962 



Sunday. 



30.040 

 .023 

 .006 









5 ^ 



Range 



of the Barometer 



3 £ 



PQ 03 



during the day. 



a 



t>> o 







03 







Max. 



Min. 



Diff. 



OS r, 



Inches. 



Inches. 



Inches. 



o 



30.203 



30.046 



0.157 



67.0 



.193 



.013 



.180 



69.1 



.190 



.034 



.156 



69.7 



.139 



.010 



.129 



71.0 



.264 



.121 



.143 



69 9 



.266 



.115 



.151 



70.8 



.138 



29.960 



.178 



70.4 



.053 



.925 



.128 



72.5 



.126 



.995 



.131 



74.1 



.092 



.925 



.167 



75.2 



.020 



.889 



.131 



76.1 



.032 



.866 



.166 



76.4 



29.985 



.859 



.126 



75.3 



30.018 



.895 



.123 



69.5 



.043 



.894 



.149 



68.8 



29.935 



.790 



.145 



71.0 



.965 



.823 



.142 



71.8 



30.072 



.937 



.135 



71.5 



.030 



.872 



.158 



72.1 



29.991 



.861 



.130 



74.5 



30.029 



.908 



.121 



75.4 



.137 



.987 



.150 



76.5 



.122 



.956 



.166 



75.3 



.089 



.938 



,151 



76.4 



Range of the Tempera, 

 ture during the day. 



Diff. 



Max. 



Min. 



o 



o 



78.6 



56.6 



79.2 



60.7 



77.6 



63.6 



79.0 



63.4 



79.2 



61.7 



79.0 



64.4 



79.6 



62.4 



82.2 



64.0 



83.8 



68.3 



85.0 



68.2 



86.4 



69.6 



85.2 



68.2 



84.2 



69.4 



77-8 



65.6 



77-2 



63.0 



76.8 



66.6 



79.6 



65.6 



80.2 



64.0 



81.0 



62.8 



82.4 



67.8 



84.2 



68.8 



86.2 



67.6 



86.0 



65.0 



86.8 



66.4 



o 

 22.0 

 18.5 

 14.0 



15.6 

 17.5 

 14.6 

 17.2 

 18.2 

 15,5 



16.8 

 16.8 

 17.0 

 14.8 

 12.2 

 14.2 



10.2 

 14.0 

 16.2 

 18.2 

 14.6 

 15.4 



18.6 

 21.0 

 20,4 



