Meteorological Ohservations. 



Ahsfract of the Results of the Hourly Meteorological Ohservations 



taken at the Surveyor QeneraVs Office, Calcutta, 



in the ynonth of January 1877. 



Latitude 2ii° 33' Y North. Longitude SS'' 20' U!' East. 



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



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



dependent thereon. 





^ CD 



l?a!)ge 



of the Bm 



rometer 





Eange 



of the Tenii)era- 



Date. 





during tlie d 



ay. 



P % 



tiire ( 



luring tlK 



; day.. 



















Max. 



Min. 



Diff. 





Max. 



Min. 



Di(F 





Inches. 



Indies. 



Indies. 



Inches. 











o 



o 



1 



30.068 



30.144 



30.015 



0.129 



65.5 



75.0 



57.5 



17.5 



2 



.075 



.148 



.012 



.136 



m.% 



76.6 



58.5 



18.1 



3 



.082 



.161 



.039 



.122 



66.8 



77.0 



58.5 



18,5 



4 



.088 



.151 



.036 



.115 



m.Q 



77.0 



58.9 



18.1 



5 



.095 



.152 



.051 



.101 



66.8 



76.0 



59.2 



16.8 



6 



.115 



.194 



.047 



.147 



66.9 



76.6 



59.0 



17.6 



7 



.110 



.187 



.063 



.124 



68.9 



78.7 



61.4 



17.3 



8 



.112 



.173 



.064 



.109 



68.0 



77.2 



59.2 



18.0 



9 



.110 



.194 



.037 



.157 



68.2 



77.7 



60.6 



17.2 



iO 



.075 



.151 



.019 



.132 



68.3 



78.0 



60.4 



17.6 



11 



.093 



.168 



.034 



.134 



69.0 



79.0 



60.5 



18.5 



12 



.094 



.189 



.018 



.171 



70.0 



79.8 



62.2 



17.6 



13 



.092 



.153 



.029 



.124 



65.4 



79.0 



63.5 



5.5 



14 



.110 



.168 



.046 



.122 



63.8 



67.3 



61.3 



6.0 



15 



.176 



.242 



.181 



.111 



64.2 



72.0 



57.5 



14.5 



16 



.219 



.301 



.169 



.132 



643 



70.5 



60.5 



10.0 



17 



.188 



.260 



.136 



.124 



65.8 



73.8 



58.3 



15.5 



18 



.171 



.246 



.114 



.132 



68.1 



77.0 



60.5 



16.5 



19 



.172 



.251 



.124 



.127 



68.7 



77.4 



62.0 



15.4 



20 



.118 



.186 



.051 



.135 



66.9 



74.0 



60.6 



13.4 



21 



.069 



.142 



.017 



.125 



67.0 



75.4 



59.5 



15.9 



22 



.067 



.151 



.010 



.141 



67-5 



76.6 



60.5 



16.1 



23 



.105 



.177 



.049 



.128 



65.4 



70.0 



61.4 



8.6 



24 



.134 



.208 



.084 



.124 



67-9 



78.5 



59.4 



19.1 



25 



.090 



.162 



.015 



.147 



68.3 



77.2 



60.0 



17.2 



26 



.047 



.122 



29.990 



.132 



68-3 



76.5 



60.2 



16.3 



27 



.078 



.159 



30.033 



.126 



69.0 



77.8 



62.5 



1S3 



28 



.074 



.150 



.019 



.131 



68.9 



78.3 



60.5 



17.8 



29 



.015 



.089 



29.955 



.134 



70.7 



79.5 



62.5 



17.0 



30 



29.966 



.049 



.919 



.130 



74.1 



83.0 



68.5 



14.0 



i 31 



1 



.983 



.068 



.908 



.160 



72.0 



78.0 



66.8 



11.2 



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

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

 several hours during the day. 



