Meteorological Observations. 



lxxxix 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in the month of March, 1862. 



Latitude 22° 33' 1" North. Longitude 88° 20' 34" East. 



Feet. 



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



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



dependent thereon. 





-.w s- 



















O V 









-° ■- \ 











j_3 OJ -^ 



Range < 



>f the Barometer 



"5 ^ 



Range of the Tempera- 







during the day. 



W 2 



ture during the 



day. 





1-7-1 TO o 



M-i CO <M 



5.2 « 









p I 



5-1 









<0 



Max. 



Min. 



Diff. 



Max. 



Min. 



Diff. 



1« 



p 



1" 









g M 











Inches. 



Indies. 



Indies. 



Inches. 







o 



o 



o 



1 



29.732 



29.820 



29.660 



0.160 



81.7 



91.2 



76.0 



15.2 



2 



Sunday. 

















3 



.920 



.999 



.845 



.154 



73.7 



83.2 



66.2 



17 



4 



.957 



30.035 



.907 



.128 



73.7 



84 



64,5 



19.5 



5 



.946 



.027 



.869 



.158 



75.3 



85.8 



67.0 



18 8 



6 



.899 



29.977 



.838 



.139 



77.6 



86.0 



71.2 



14 8 



7 



.962 



30.047 



.891 



.156 



79.0 



87.4 



72.3 



15 1 



8 



.984 



.056 



.909 



.147 



80.0 



88.2 



72.8 



15.1 



■9 



Sunday. 

















10 



.862 



29.949 



.789 



.160 



78.4 



87.6 



71.8 



15 8 



11 



.864 



.944 



.787 



.157 



76.6 



83.2 



71.6 



11 6 



12 



.958 



30.045 



.900 



.145 



76.2 



83.8 



692 



14.6 



13 



.969 



.055 



.907 



.148 



75.9 



84.7 



67.0 



17.7 



14 



30.006 



.115 



.940 



.175 



761 



86.6 



66.4 



20.2 



15 



29997 



.087 



.934 



.153 



78.2 



88.8 



69.2 



19.6 



16 



Sunday. 

















17 



.905 



29.981 



.866 



.115 



79.8 



91.6 



71.6 



20.0 



18 



.894 



.963 



.845 



.118 



79.8 



90.4 



71.6 



18.S 



19 



.932 



30.011 



.879 



.132 



78 9 



89,2 ' 



69.S 



19.4 



20 



.907 



29990 



.824 



.166 



77.8 



89.5 



67.6 



21.9 



21 



.845 



.924 



.770 



.154 



79.5 



91.8 



68.8 



23.0 



22 



.831 



.912 



.762 



.150 



81.2 



94.6 



69.0 



25.6 



23 



Sunday. 

















24 



.869 



.941 



.810 



.131 



81.0 



90.4 



73.0 



17.4 



25 



.924 



30.003 



.874 



.129 



82 6 



916 



74.9 



16.7 



26 



.862 



29.933 



.783 



.150 



82.0 



91.0 



75.2 



15.8 



27 



.807 



.882 



.735 



.147 



82.1 



89.6 



75.4 



14.2 



28 



.858 



.919 



.782 



.137 



82.4 



92.4 



73.8 



186 



29 



.852 



.944 



.720 



.224 



74.0 



86.0 



64.5 



21.5 



30 



Sunday. 

















31 



.859 



1 .927 



.798 



.129 



75.8 



86 6 



66.8 



19.8 



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

 Thermometers are derived from the twenty-four hourly Observations made during 

 the day. 



