Meteorological Observations, 



A&stract of tlie Remits of the Hourly Meteorological Observations 

 taken at lite Surveyor General's Office, Calcutta, 

 in the 'month of April 1867. 



Hourly Means, &c. of the Observations and of tlie Hygrometrieal elcmcnt3 

 dependent thereon. 





O rt 



.Range of the Bfu*ometer 



r£ 



■ of the Tempera- 





r^ 13 4J 



for ea 



t 



eh hour c 

 Lie month 



uring 





ture fo 



during 



r each hour 

 the month. 





W£? 















Hour. 

















rS 9>1 



- M 



Max. 



Min. 



Diff. 



2 5) 



Max. 



Min. 



DilT. 





w3 2 



















Inches. 



Inches. 



Inches. 



Inches. 



o 



o 







o 



Mid- 



















night. 



29.802 



29.949 



29.721 



0.228 



79.6 



84.6 



74.6 



10.0 



1 



.793 



:■■ 9 



.711 



. ! 



70.1 



84.4 



73.8 



10.6 



2 



.781 



.923 



.705 



.218 



78.6 



83.7 



73.0 



10.7 



3 



.774 



.916 



.687 



.229 



78.0 



83.0 



72.8 



10.2 



4 



.769 



.900 



.675 



.225 



77.5 



82.0 



71.4 



10.6 



5 



.783 



.895 



.680 



.215 



77.0 



81.5 



71.4 



10.1 



6 



.801 



.915 



., 



.206 



76.9 



81.4 



71.2 



10.2 



7 



.824 



.955 



.718 



.237 



78.5 



82,6 



73.5 



9.1 



8 



.847 



.960 



.741 



.219 



82.0 



87.0 



; 3.0 



11,0 



9 



.862 



.969 



.749 



.220 



85.3 



90.4 



78,6 



11.8 



10 



.864 



.964 



.754 



.210 



88.3 



93.6 



81. .6 



12.0 



11 



.854 



.963 



.743 



.215 



90.5 



96.2 



81.8 



14.4, 



Noon. 



.832 



.954 



.727 



.227 



92.6 



93.3 



83.5 



14.8 



1 



.803 



.923 



.691 



.232 



94.2 



100.4 



88.4 



14.0 



2 



.773 



.892 



.670 



.222 



95.1 



102.0 



87.4 



14.ft 



3 



.744 



.868 



.653 



'.2o~7 



95.0 



102.5 



86.6 



15.9 



4 



.730 



.835 



.649 



.186 



93.8 



102.0 



87.4 



14.6 



5 



.726 



.829 



.639 



.190 



91.2 



100.6 



,'i/.'J 



21.6- 



6 



.734 



.838 



.657 



.181 



88.4 



96.8 



77.4 



19.4 



7 



.751 



.851 



.668 



.186 



86.2 



92.6 



7S.8 



13.8 



8 



.775 



.873 



.691 



.182 



84.0 



89.9 



77.0 



12.9 



9 



.797 



.900 



.710 



!l90 



82.7 



88.6 



76.6 



12.0 



10 



.807 



.930 



.724 



.206 



81.6 



86.0 



75.8 



10.2, 



11 



.804 



.936 



.723 



.213 



80.6 



85.4 



75.8 



9.6 



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. 



