Meteorological Observations. 



XI 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta , 



in the month of February 1869. 



Hourly Means, &c. of tlie Observations and of the Hygrometrieal elements 

 dependent thereon. 





O o3 



.Range 



3f the Barometer 



■I* 



Range of the Tempera- 





"8 o • 



W 2q 



for each hour during 



ture for each hour 





the month 





£ ° 



during 



the month. 



Hour. 















rtPH CO 



Max. 



Min. 



Diff. 



9 & 



Max. 



Min. 



Diff. 





w2 ^ 

 ^3 









l H 











Inches. 



Inches. 



Inches. 



Inches. 



















Mid- 



















night. 



29.962 



30.041 



29.759 



0.282 



70.6 



76.8 



60.2 



16.6 



1 



.951 



.036 



.750 



.286 



70.0 



76.0 



59.8 



16-2 



2 



.942 



.033 



.745 



.288 



69.5 



75.2 



59.2 



16.0 



3 



.933 



.028 



.734 



.294 



68.8 



74.3 



58.8 



15.5 



4 



.926 



.030 



.752 



.278 



68.3 



74.5 



58.5 



16.0 



5 



.937 



.037 



.767 



.270 



67.8 



73.0 



57.8 



15.2 



6 



.954 



.053 



.781 



.272 



67.5 



73.5 



57.5 



16.0 



7 



.976 



.068 



.798 



.270 



67.4 



73.3 



57.5 



15.8 



8 



30.000 



.091 



.820 



.271 



68.5 



75.0 



58.0 



17.0 



9 



.023 



.119 



.850 



.269 



70.9 



79.2 



59.5 



19.7 



10 



.031 



.133 



.863 



.270 



73.7 



84.0 



59.5 



24.5 



11 



.020 



.124 



.843 



.281 



76.2 



86.5 



60.5 



26.0 



Noon. 



29.994 



.094 



.816 



.278 



78.2 



87.7 



60.5 



27.2 



1 



.964 



.058 



.773 



.285 



79.7 



89.5 



60.5 



29.0 



2 



.936 



.030 



.734 



.296 



80.7 



91.4 



60.3 



31.1 



3 



.917 



.010 



.705 



.305 



81.4 



91.5 



60.0 



31.5 



4 



.907 



.000 



.698 



.302 



81.2 



91.5 



60.0 



31.5 



5 



.908 



.005 



.692 



.313 



80.3 



90.0 



60.5 



29.5 



6 



.919 



.029 



.697 



.332 



78.1 



86.5 



61.0 



25.5 



7 



.929 



.019 



.715 



.304 



75.7 



83.4 



60.5 



23.9 



8 



.948 



.037 



.739 



.298 



74.2 



81.0 



60.2 



20.8 



9 



.964 



.046 



.760 



.286' 



72.9 



79.2 



60.5 



18.7 



10 



.974 



.060 



.771 



.289 



71.8 



78.2 



60.4 



17.8 



11 



.970 



.053 



.761 



.292 



71.1 



77.4 



60.4 



17.0 



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

 Thermometer Means are derived from the observations made at the several 

 hours during the month. 



