Meteorological Observations. 



xix 



Abstract of the Besults of the Hourly Meteorological Observations 

 taken at the Surveyor General' 3 Office, Calcutta, 

 in the month of August, 1859. 



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

 dependent thereon. 





o <u 

 ■3 S ■& 



be © « 



Range of the Barometer for 



each hour during the 



month. 



1 £•- 



ca « 



Range of the Tempera- 

 ture for each hour 

 during the 



Hour. 



5 *r 









a g 



03 



month. 



















e ^2 



Max. 



Min. 



Diff. 





Max. 



Min. 



Diff. 





1" * 









§ 











Inches. 



Inches. 



Inches. 



Inches. 



















Mid- 

 night. 



1 



29.670 



29.819 



29.523 



0.296 



80.8 



82.6 



76.2 



6.4 



.657 



.809 



.514 



.295 



80.6 



82.5 



76.6 



5.9 



2 



.647 



.792 



.509 



.283 



80.3 



82.4 



76.6 



5.8 



3 



.628 



.741 



.500 



.241 



80.2 



82.2 



78.2 



4.0 



4 



.628 



.796 



.491 



.305 



79.8 



81.8 



77.0 



4.8 



5 



.642 



.802 



.493 



.309 



79.7 



81.6 



77.0 



4.6 



6 



.660 



.815 



.511 



.304 



79.6 



81.6 



77.2 



4.4 



7 



•674 



.838 



.522 



.316 



80.3 



82.4 



77.6 



4.8 



8 



•692 



.854 



.530 



.324 



81.7 



84.2 



78.8 



5.4 



9 



.700 



.853 



.539 



.314 



83.2 



86.2 



79.8 



6.4 



10 



.700 



.860 



.541 



.319 



84.5 



87.6 



79.8 



7.8 



11 



.689 



.848 



.522 



.326 



85.6 



88.0 



80.0 



8.0 



Noon. 



.674 



.828 



.517 



.311 



85.9 



90.0 



80.0 



10.0 



1 



.654 



.799 



.498 



.301 



85.7 



89.6 



80.4 



9.2 



2 



.629 



.777 



.469 



.308 



85.5 



89.8 



81.3 



8.5 



3 



.608 



.740 



.444 



.296 



85.6 



90.6 



81.2 



9.4 



4 



.587 



.679 



.434 



.245 



85.4 



89.6 



80.9 



8.7 



5 



.593 



.727 



.441 



.286 



84.7 



88.6 



81.5 



7.1 



6 



.604 



.737 



•457 



.280 



83.5 



87.2 



80.0 



7.2 



7 



.622 



.785 



.470 



.315 



82.8 



86.0 



79.6 



6.4 



8 



.647 



.804 



.509 



.295 



82.1 



85.4 



79.2 



6.2 



9 



.666 



.823 



.530 



.293 



81.9 



85.2 



78.6 



6.6 



10 



.682 



.834 



.536 



.298 



81.6 



84.8 



79.2 



5.6 



11 



.681 



.804 



.528 



.276 



81.3 



84.0 



79.2 



4.8 



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. 



