Meteorological Observations. 



lxxxi 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General' s Office, Calcutta, 



in the month of November, 1857. 



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



feet. 

 Height of the Cistern of the Standard Barometer above the Sea level, 18.11 



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

 dependent thereon. 





o 53 



« 4) J 



Range 



of the Barometer 



"3 £ 



Range o 



' the Temnera- 





f ?! 



during the d 



a y- 





ture during the day. 





CO)" 

 S3 J3 -u 









u 2 



p g 



c 2 



cc r- • 

 <D — i 







<o 



Max. 



Min. 



Diff. 



Max. 



Min. 



Diff. 



a 

 Q 



S 









*§ 











Inches. 



Inches. 



Inches. 



Inches. 



O 



o 











1 

 2 



Sunday. 

 29.882 



29.940 



29.828 



0.112 



79.5 



87.5 



72.8 



14.7 



3 



.910 



.975 



.853 



.122 



79.0 



86.8 



73.6 



13.2 



4 



.888 



.974 



.832 



.142 



75.5 



83.2 



69.0 



14.2 



5 



.858 



.932 



.794 



.138 



76.1 



85.0 



69.4 



15.6 



6 



.848 



.930 



.791 



.139 



75.2 



84.7 



67.4 



17.3 



7 



.865 



.936 



.818 



.118 



73.6 



82.2 



65.6 



16.6 



8 

 9 



Sunday. 

 .986 



30.080 



.937 



.143 



71.7 



81.4 



62.8 



18.6 



10 



.928 



.003 



.870 



.133 



72.3 



81.6 



64.8 



16.8 



11 



.923 



29.994 



.873 



.121 



72.5 



81.8 



65.2 



16.6 



12 



.994 



30.071 



.930 



.141 



72.1 



82.6 



64.0 



18.6 



13 



30.051 



.121 



.998 



.123 



72.1 



82.1 



63.6 



18.5 



14 



.045 



.126 



.9G2 



.164 



72.5 



82.4 



63.8 



18.6 



15 

 16 



Sunday. 

 .062 



.145 



30.004 



.141 



73.8 



83.2 



66.3 



16.9 



17 



.048 



.120 



29.980 



.140 



74.2 



82.8 



67.2 



J5.6 



18 



.015 



.083 



.957 



.126 



73.2 



81.2 



66.1 



15.1 



19 



.031 



.107 



.979 



.128 



70.5 



79.7 



63.2 



16.5 



20 



.038 



.131 



.964 



.167 



69.6 



79.6 



61.0 



18.6 



21 



.003 



.079 



.958 



.121 



70.4 



79.4 



62.6 



16.8 



22 



23 



Sunday. 

 29.961 



.035 



.883 



.152 



71.5 



81.3 



63.6 



17.7 



24 



.977 



.052 



.926 



.126 



71.2 



80.8 



64.0 



16.8 



25 



.967 



.051 



.907 



.144 



71.1 



80.0 



63.2 



16.8 



26 



.943 



.014 



.890 



.124 



71.4 



81.6 



62.6 



19.0 



27 



.945 



.019 



.895 



.124 



72.4 



79.2 



67.4 



11.8 



28 



.936 



.011 



.873 



.138 



71.9 



79.5 



66.8 



12.7 



29 

 30 



Sunday. 

 .976 



.037 



.923 



.114 



71.3 



79.6 



66.8 



12.8 



The Mean height of the Barometer, as likewise the Mean Dry and Wet Bul^ 

 Thermometers are derived from the twenty-four hourly observations made during 

 the day. 



