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, 1864. 



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



Feefc. 

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



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

 dependent thereon. 





eight of 

 ro meter 



Faht. 



Range of the Barometer 

 during the day. 





Range of the Tempera- 

 ture during the day. 













p a 









Pate. 

















as J3 -p 



Max. 



Min. 



Diff, 





Max. 



Min, 



Din". 





1" 









a 











Inches. 



Inches. 



Indies. 



Inches. 



o 



o 



o 







1 



29.998 



30.063 



29.939 



0.124 



82.4 



88.4 



78.6 



9.8 



2 



30.009 



.076 



.956 



.120 



83.1 



89.2 



78.0 



U-3 



3 



.041 



.107 



,980 



.127 



81.1 



86.5 



76.8 



9.7 



4 



.044 



.102 



.984 



.118 



80.0 



85.2 



76.8 



8.4 



5 



.044 



.119 



.985 



.134 



77,4 



83.3 



74,2 



94 



6 



Sunday. 

















7 



29.975 



.050 



.886 



.164 



79.8 



85.4 



74.4 



11.0 



8 



.978 



.049 



.927 



.122 



76.8 



80.9 



71.8 



9.1 



9 



30.055 



.132 



30.006 



.126 



76.7 



83.0 



72.4 



10.6 



10 



.108 



.178 



.067 



.111 



75.3 



82 3 



71.4 



10.9 



11 



.120 



.205 



.057 



.148 



76.0 



82.0 



71.0 



11.0 



12 



.071 



445 



.004 



.141 



764 



82.6 



71.2 



11.4 



13 



Sunday. 

















14 



.034 



.109 



29.963 



.146 



75.0 



81,9 



70.0 



11,0 



15 



29,996 



.068 



.930 



.138 



74.9 



8 1.4 



69.8 



11.6 



16 



30.001 



.074 



.955 



.119 



74.4 



81.5 



67.6 



13.9 



17 



.022 



.088 



.978 



.110 



74.1 



81.2 



67.8 



13,4 



18 



.022 



.094 



.961 



.133 



74,2 



81.6 



67.4 



14.2 



19 



.029 



.098 



.976 



,122 



75.0 



81.4 



68.2 



lp.3 



20 



Sunday. 

















21 



.022 



.104 



.959 



.145 



73.0 



80.4 



66.4 



14.0 



22 



.030 



.104 



.984 



.120 



71.6 



80.2 



63.9 



16.3 



23 



.036 



.124 



.980 



.144 



70.4 



78.6 



62.6 



16.0 



24 



.015 



.087 



.959 



.128 



70.9 



79.3 



62.8 



16.5 



25 



.008 



.088 



.955 



.133 



71.9 



79.6 



64.8 



14.8 



26 



.018 



..077 



.973 



,lo'4 



71.7 



8Q.2 



63.9 



IP$ 



27 



Sunday. 

















28 



.087 



.159 



30.035 



.124 



75.5 



83.4 



69.8 



13.6 



29 



.070 



.144 



.004 



.140 



74.3 



82.6 



67.4 



15.2 



80 



.039 



.110 



29.981 



.129 



73.9 



81.Q 



66.8 



J4.2 





. >;. 



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. 



