Meteorological Observations. 



Abstract of tJie Results of tlie Hourly Meteorological Observations 

 talcen at the Surveyor General's Office, Calcutta, 

 in the month of January, 1859. 



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

 dependent thereon. 





"o'B . 



Range of the Barometer 



J3 ll 



"3 2 



Range 



: of the Temperature 





-aS-2 



for each hour d 



uring 



pq 2 



for 



each hour c 



uring 



Hour. 



53 pq <n 



the month 





b 5 

 a i 





the month 





















S3 <B "° 



so -a tj 



0) -4-» CS 



Max. 



Min. 



Diff. 



c ~ 

 as r^ 



Max. 



Min. 



Diff. 





a 









2 











Inches. 



Inches. 



Inches. 



Inches. 











o 







Mid- 



night. 

 1 



30.002 



30.093 



29.907 



0.186 



65.0 



70.0 



60.8 



9.2 



29.996 



.089 



.894 



.195 



64.2 



69.6 



60.2 



9.4 



2 



.988 



.078 



.885 



.193 



63.5 



69.0 



59.7 



9.3 



3 



.982 



.065 



.878 



.187 



62.9 



68.9 



59.6 



9.3 



4 



.977 



.060 



.871 



.189 



62.4 



68.2 



58.8 



9.4 



5 



.988 



.070 



.879 



.191 



62.0 



67.0 



58.3 



87 



6 



30.003 



.084 



.896 



.188 



61.5 



67.0 



57.0 



10.0 



7 



.027 



.101 



.922 



.179 



61.1 



66.0 



57.0 



9.0 



8 



.060 



.143 



.951 



.192 



64.6 



68.6 



60.7 



7.9 



9 



.079 



.154 



.965 



.189 



67.9 



71.6 



64.2 



7.4 



10 



.084 



.163 



.975 



.188 



70 8 



74.6 



67.0 



7.6 



11 



.063 



.141 



.959 



.182 



73.7 



77.4 



69.0 



8.4 



Noon. 



.031 



.107 



.921 



.186 



76.2 



81.0 



71.6 



9.4 



1 



29.999 



.082 



.896 



.186 



78.0 



83.4 



74.0 



9.4 



2 



.972 



.047 



.864 



.183 



78.9 



85.0 



74.2 



10.8 



3 



.954 



.031 



.852 



.179 



79.1 



85.2 



74.4 



10.8 



4 



.948 



.030 



.851 



.179 



77.1 



83.7 



71.5 



12.2 



5 



.953 



.037 



.853 



.184 



75.3 



82.2 



70.1 



12.1 



6 



.961 



.043 



.868 



.175 



72.9 



78.8 



67.4 



11.4 



7 



.977 



.062 



.892 



.170 



70 6 



76.2 



65.8 



10.4 



8 



.991 



.075 



.908 



.167 



69.0 



74.8 



64.6 



10.2 



9 



30.002 



.087 



.922 



.165 



67.8 



73.2 



63.0 



10-2 



10 



.006 



.127 



.920 



.207 



66.8 



72.6 



62.0 



10.6 



11 



.000 



.092 



.922 



.170 



65.9 



72.0 



61.2 



10.8 



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

 Thermometers are derived from the observations made at the several hours 

 during the month. 



