Meteorological OhservcUions. 



XV 11 



Abstract of the BesitUs of the Hourly Meteorological Observations 



taken at the Surveyor General's Office^ Calcuttaj 



in the month of March 1877. 



Laiiiude 2^° 33' V North. Longitude 88^ 20' 31/' East. 



Ileiglit of tlie Cistern of tlie Standard Barometer above tlie sea level, 18.11 feet. 



Pally Means, &c. of tlie Observations and of the Hygromctrical elements 



dependent thereon. 



Date. 





^ 



Eaiige of the Barometer 

 ■ (luring the day. 



Max. 



Min. 



Diff. 



fc-i 



Bange of the Tempera- 

 ture during the day. 



Max. 



Min. 



Ditf 





Inches. 



Inches. 



Inches. 



Inches. 



o 











o 



1 



30.005 



30.072 



29.919 



0.123 



76.0 



87.0 



66.0 



21.0 



2 



29.975 



.052 



.923 



.129 



76.5 



87.0 



67.0 



20.0 



3 



30.000 



.078 



.912 



.136 



77.7 



88.0 



67.5 



20.5 



4 



29.920 



29.988 



.813 



.115 



77.5 



86.5 



69.0 



17.5 



6 



.861 



.929 



.787 



.112 



78.3 



86.5 



73.5 



13.0 



6 



.880 



.912 



.801 



.138 



79.2 



88.5 



73.5 



15.0 



7 



.918 



.996 



.851 



.112 



77.9 



88.0 



68.5 



19.5 



8 



.931 



30.001 



.860 



.111 



79.0 



88.5 



71.0 



17.5 



9 



.906 



29.973 



.817 



.126 



79.1 



87.2 



71.5 



15.7 



iO 



.880 



.917 



.798 



.119 



80.1 



90.0 



71.0 



16.0 



11 



.882 



.918 



.830 



.118 



79.3 



88.8 



71.5 



17.3 



12 



.905 



.967 



.861 



.103 



80.0 



89.5 



73.5 



16.0 



13 



.961 



30.066 



.905 



.161 



81.0 



88.5 



76.2 



12.3 



U 



.981 



.027 



.899 



.128 



81.5 



92.2 



71.5 



20.7 



15 



.952 



.000 



.905 



.095 



81.2 



90.5 



71.6 



15.9 



IQ 



.911 



29.999 



.905 



.091 



76.9 



81.2 



72.5 



11.7 



17 



.951 



30.032 



.871 



.158 



73.8 



83.0 



66.5 



16.5 



18 



.933 



29.986 



.851 



.132 



77.3 



86.0 



70.0 



16.0 



19 



.910 



.980 



.832 



.118 



79.0 



88.0 



71.8 



16.2 



20 



.863 



.929 



.791 



.138 



80.7 



89.0 



71.0 



15.0 



21 



11.801 



.871 



.739 



.132 



81.7 



90.0 



76.0 



11.0 



22 



.778 



.836 



.725 



.111 



83.1 



93.9 



76.0 



17.9 



23 



.838 



.923 



.765 



.158 



83.8 



93.8 



77.0 



16.8 



21 



.883 



.919 



.801 



.118 



83.1 



92.9 



77.0 



15.9 



25 



.873 



.951 



.802 



.119 



80.5 



88.0 



76.1 



ll.G 



26 



.878 



.953 



.807 



.116 



81.3 



90.5 



71.5 



16.0 



27 



.856 



.938 



.783 



.155 



81.9 



90.0 



76.1 



13.6 . 



28 



.837 



.957 



.772 



.185 



78.3 



80.5 



75.8 



4.7 



29 



.812 



.890 



.763 



.127 



83.1 



92.2 



76.3 



15.9 



30 



.892 



.919 



.836 



.113 



78.3 



85.5 



71.0 



11.5 



31 



.917 



30.016 



.839 



.177 



76.3 



81.2 



710 



7.2 



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

 Thermometer Means, arc derived, from the hourly observations, made at the 

 several hours during the day. 



