Mel ear ol og lea I Olserva Hon s. 



X2XIV 



Alstraet of the Results of the Hourly Meteorological Observations 

 taken at the Surveyor General's Office, Caleutta, 

 in the month of May 1868. 



Latitude 22° 33' 1" North. Longitude &8° 20' 34" East. 



Height of the Cistern of the Standard Barometer above the sea level, 18.11 feefe 



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

 dependent thereon, 





43 "S • 



Range 



of I lie Barometer 



3 i 



Range o 



f the Tempera- 







during the -. 



ay. 



a g 



tmv daring the day. 



Date. 



Mar. 



Mini 



1 



Diff. 



Max. 



Min. 



Diff. 





Inches. 



Indies. 



Inches. 



Inches. 







o 











1 



29.739 



29.814 



29.685 



0.129 



87.3 



96.0 



81.0 



15.0 



2 



.785 



.855 



.719 



A-M 



86.0 



93.3 



79.8 



13.5 



3 



.sis 



.891 



.752 



.139 



86.9 



95.1 



81.0 



14.4 



4 



.836 



.923 



.765 



.158 



86.6 



95.2 



80.0 



15.2 



5 



.785 



.859 



.690 



.169 



86.7 



95.3 



80.3 



15.0 



6 



.686 



.767 



.566 



.201 



87.7 



98.0 



80.0 



18.0 



7 



.639 



.697 



.557 



.110 



87.1 



96.3 



81.0 



15.3 



8 



.720 



.879 



.585 



.291 



85.0 



91.2 



73.5 



20.7 



9 



.827 



.892 



.752 



.110 



76.3 



87.5 



72.5 



15.0 



10 



.751 



.810 



.613 



.197 



80.6 



90.2 



71.5 



18.7 



11 



.730 



.790 



.670 



.120 



79.0 



90.0 



7L4 



18.6 



12 



.764 



.820 



.661 



.156 



80.2- 



88.5 



72:0 



16.5 



13 



.78(5 



.816 



.725 



.121 



84,2 



91.5 



78.0 



13.5 



14 



.808 



.866 



.752 



.114 



81.3 



89.0 



75.0 



14.a 



15 



.812 



.898 



.784 



.114 



83.6 



91.2 



78.0 



13 2 



16 



.901 



.959 



.839 



.120 



83.1 



92.4 



79.0 



13.4 



17 



.900 



.989 



.809 



.180 



82.1 



90.2 



76.2 



1 4.0 



18 



.817 



.896 



.758 



.138 



82.7 



91.5 



75.0 



16.5^ 



19 



.803 



.873 



.715 



.158 



82.1 



91.5 



L 



75.0 



16.5 



20 



.809 



.906 



.7i^ 



.163 



81.9 



89.0 



75.0 



14.0 



21 



.770 



.832 



.703 



.129 



83.7 



91.5 



77.5 



14.0 



22 



.773 



.858 



.689 



.169 



81.9 



93.0 



77.0 



16.0 



23 



.779 



.869 



.699 



.170 



84.5 



92.6 



76,7 



15.9 



21 



.729 



.789 



.636 



.153 



81.2 



94.2 



79.0 



15.2 



25 



.717 



.780 



.619 



•161 



86.1 



94.7 



78.0 



16.7 



26 



.733 



.795 



.642 



.153 



86.5- 



96.0 



79.4 



16.6* 



27 



.727 



.778 



.632 



.146 



86.6 



95.5 



79.3 



16.2 



28 



.695 



.764 



.606 



.158 



87.9 



95.5 



81.5 



14.0 



29 



.650 



.714 



.561 



.150 



86.7 



95.8 



80.5 



15.3< 



30 



.619 



.702 



.581 



.118 



87.2 



94.5 



81.0 



13.5 



31 



.689 



•777 



.611 



.136 



84,1 



94.5 



77.7 



16,8 



The Mean Height of the Barometer, as likewise the Dry and Wet Bulb 

 lhermometer Means are derived, from the hourly observations, made during 



