Mtfeorolvg ica I Observa hv u< 



Ixxxiv 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in the mouth of November 1870. 



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



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



Daily Means, <&c. of the Observations and of tlie Ilygromefcrical elements 

 dependent thereon. 





o £ 



— 03 +-5 



Hange of the 13a i 



during the d 



ometer 



p2 

 £ o 



Range of the Tempera- 

 ture during tlie day. 



Date. 



_ H w 



















»~ a CO 

 ft 03 



Max. 



Mm. 



DiJF. 



03 ^ 



Max. 



Mm, 



Dill*. 













- H 



j 









Inches. 



Inches. 



Inches. 



Inches. 



O 



• 



O 



o 



1 



29.852 



29.916 



29.789 



0.127 



81.4 



86.8 



76.5 



10.3 



2 



.8<K5 



.865 



.745 



.120 



82.2 



87.0 



77.6 



9.4 



3 



.799 



.865 



.750 



.115 



80.1 



84.0 



78.4 



5.6 



4 



.798 



.845 



.744 



.101 



78.5 



83.7 



75.5 



8.2 



5 



.817 



.878 



.772 



.106 



79.3 



86.1 



75.5 



10.6 



-6 



.826 



.899 



.774 



.125 



80.9 



86.2 



76.7 



9.5 



7 



.843 



.901 



.803 



.098 



-82.0 



86.7 



79.0 



7.7 



8 



.901 



.919 



.848 



.101 



8J .9 



86.5 



78.6 



7.0 



9 



.9* ; 5 



30.024 



.921 



.103 



80.7 



85.0 



77.5 



7,5 



30 



.967 



.033 



.907 



.126 



80.0 



84.6 



76.5 



8.1 



11 



.956 



.018 



.892 



.126 



76.2 



82.0 



70.5 



11.5 



12 



.976 



J052 



.927 



.125 



74.5 



80.8 



68.3 



12,5 



13 



.970 



.044 



.913 



.131 



75.7 



82.0 



70.5 



11.5 



14 



.960 



.025 



.905 



.120 



75.9 



81.8 



70.5 



11.3 



15 



.974 



.043 



.929 



.114 



75.9 



81.5 



70.5 



11.0 



36 



.992 



.067 



.940 



.127 



75.8 



82.0 



72.0 



10.0 



37 



30.009 



.091 



.956 



.135 



74.5 



81.5 



69.0 



12.5 



18 



29-977 



.055 



.919 



.136 



73.7 



80.5 



68.0 



12.5 



19 



30.011 



.081 



.952 



.12^ 



73.8 



80.6 



68.0 



12.6 



20 



.067 



.147 



30.020 



.127 



74.3 



81.5 



68.5 



13:0 



21 



.058 



.129 



.011 



.118 



74.2 



80.9 



69.0 



11.9 



22 



29.988 



.075 



29.911 



.164 



73.2 



80.0 



68.0 



12,0 



23 



.913 



29.978 



.854 



.124 



73.9 



82.0 



68.0 



1 4.0 



.- 24 



30.005 



30.065 



.926 



.139 



74.5 



83.0 



68.7 



14,3 



25 



.048 



.120 



.997 



.123 



70.5 



79.0 



63.7 



15.3 



26 



.048 



.113 



30.005 



.108 



69.2 



77.0 



62.0 



15.0 



27 



.034 



.087 



29.975 



.112 



71.0 



78.2 



65.0 



13.2 



28 



.041 



.109 



.996 



.113 



70.9 



78.2 



64.0 



14.2 



29 



.039 



.102 



.988 



.114 



715 



79.4 



65.0 



14.4 



30 



.041 



.105 



.996 



.109 



70.5 



78.6 



64.0 



14.6 



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

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

 several hours during the day. 



