





Meteorological Observations. 



Abstract of the Results of the Hourly Meteorological Observations 

 taken at the Stirvei/or General's Office, Calcutta^ 



in the month of September, 18(55. 

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



Hri^ht of the Cistern of the. Standard Barometer above the Sea-level, 18 ft. 11 in. 



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

 dependent thereon. 





'c Z 









■O J 











4J D -^ 



1* = &! 



Range of the Barometer 

 during the day. 



3 v 



hi 



Rimge of the Ten 

 ture during the 



ipera- 

 day; 





05 5j 

 53 « « 









o a 









Date. 

















i^s 



Max. 



Min. 



Diff. 



5 -a 



Max. 



Min. 



Diff. 





S 









& 











Inches. 



Indies. 



Inches. 



Indies. 















o 



1 



29.645 



29.705 



29.596 



0.109 



85.2 



87.7 



83.4 



4.3 



2 



.6S0 



.727 



.625 



.102 



83.9 



88.8 



79.2 



9.6 



3 



.663 



.725 



.584 



.141 



84.5 



89.8 



81.0 



8.8 



4 



.629 



.692 



.551 



.141 



84.4 



89.4 



81.8 



7.6 



5 



.599 



.665 



.527 



.138 



85.2 



89.8 



81.4 



8.4 



6 



620 



.701 



.566 



.135 



84.5 



88.0 



82.2 



5.8 



7 



.673 



.728 



.604 



.124 



85.4 



91.8 



82.4 



9.4 



8 



.639 



.696 



.553 



.143 



82.3 



84.8 



80.4 



4.4 



9 



580 



.638 



.513 



.125 



81.3 



83.8 



79.6 



4.2 



10 



.580 



.620 



.519 



.101 



81.5 



85.0 



80.2 



4.8 



11 



.570 



.629 



.514 



.115 



81.7 



86.4 



79.6 



6.8 



12 



.601 



.667 



.545 



.122 



81.0 



86.6 



78.2 



8.4 



13 



.669 



.745 



.614 



.131 



78.5 



81.2 



76.8 



4.4 



14 



.756 



.809 



.701 



.108 



79.3 



84.6 



75.4 



9.2 



15 



.770 



.833 



.694 



.139 



83.4 



88.6 



78.6 



10.0 



16 



.733 



.806 



.634 



.172 



85.2 



90.3 



80.4 



9.9 



17 



.702 



.772 



.619 



.153 



86.7 



91.4 



81.8 



9.6 



18 



.689 



.759 



.584 



.175 



87.1 



93.0 



82.2 



10.8 



19 



.686 



.751 



.603 



.148 



86.6 



92.8 



82.4 



10.4 



20 



.656 



.713 



.584 



.129 



83.8 



89.0 



79.0 



10.0 



21 



.624 



.670 



.549 



.121 



85.2 



90.4 



81.1 



9.3 



22 



.645 



.696 



.604 



.092 



85 4 



90.2 



80.8 



' 9.4 



23 



.673 



.727 



.630 



.097 



85.5 



89.6 



82.2 



7.4 



24 



.723 



.789 



.676 



.113 



84 



89 6 



79.2 



10.4 



25 



• .784 



.838 



.727 



.111 



84 9 



91.2 



79.2 



12.0 



26 



- .800 



,855 



.732 



.123 



85.8 



91.6 



81.9 



9.7 



27 



.761 



.832 



.689 



.143 



86.1 



90.7 



82.2 



8.5 



28 



.707 



.784 



.638 



.146 



85.8 



90.4 



82.2 



8.2 



29 



.696 



.754 



.635 



.119 



85.3 



90.6 



83.4 



7.2 



30 



.718 



.780 



.660 



.120 



86.6 



91.8 



83.2 



8.6 



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

 mometer Means are derived from the hourly Observations made during the day. 



