Meteorological Observations 



ix: - i 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in the month of August 1875. 



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



dependent thereon. 



Hour. 



o 



4J 



£ 





-t3 



t-4 



+^ 



br 



03 



^ 









si 



B 

 o 



pq 



o 



CO 



21 



+3 





.Range of the Barometer 



for each hour during 



the month. 



Max. 



Min. 



Diff. 



rQ 









3 



^ 



pq 



*j 





a) 



>> 



o 



a 



p 



a 



0> 





^ 



S 



rH 



Bange of the Tempera- 

 ture for each hour 

 during the month. 



Max. 



Min. 



Diff. 



Mid- 

 night. 



1 



2 



3 



4 



5 



6 



7 



8 



9 

 10 

 11 



Noon . 



1 



2 



3 



4 



5 



6 



7 



8 



9 



10 

 11 



Inches. 



Inches. 



Inches. 



Inches. 















29.637 



29.760 



29.537 



0.223 



81.1 



83.5 



78.0 



.626 



.744 



.531 



.213 



80.8 



83.0 



76.9 



.614 



.733 



.522 



.211 



80.6 



82.8 



76.9 



.603 



.717 



.514 



.203 



80.4 



82.5 



■ 77.0 



.596 



.728 



.506 



.222 



80.2 



82.4 



77.5 



.605 



.744 



.513 



.231 



80.0 



82.2 



77.4 



.619 



.752 



.531 



.221 



80.0 



82.0 



77.4 



.633 



.766 



.541 



.225 



80.6 



82.9 



77.4 



.650 



.777 



.561 



.216 



81.9 



84.0 



77.7 



.662 



.791 



.565 



.226 



83.4 



86.4 



78". 5 



.667 



.801 



.563 



.238 



81.8 



88.0 



79.5 



.656 



.804 



.546 



.258 



85.8 



89.5 



80.0 



.639 



.781 



.540 



.241 



86.2 



89.5 



80.0 



.618 



.742 



.519 



.223 



86.0 



90.5 



80.0 



.593 



.718 



.486 



.232 



86.1 



90.5 



82.3 



.571 



.691 



.466 



.225 



85.6 



91.4 



79.0 



.559 



.681 



.458 



' .223 



85.1 



90.5 



79.5 



.560 



.675 



.463 



.212 



81.4 



89.0 



79.5 



.573 



.682 



.476 



.206 



83.1 



87.6 



77.0 



.592 



.699 



.494 



.205 



82.6 



86.0 



78.2 



.617 



.738 



.510 



. .228 



82.3 



84.5 



79.0 



.639 



.753 



.532 



.221 



81.9 



83.5 



78.5 



.652 



.786 



.555 



.231 



81.6 



83.5 



78.0 



.650 



.776 



.550 



.226 



81.4 



83-7 



77.8 



5.5 

 6.1 

 5.9 

 5.5 

 4.9 

 4,8 

 4,6 

 5.5 

 6.3 

 7.9 

 8.5 

 9.5 



9.5 



10.5 



8.2 



12.4 



11.0 



9.5 



10.6 



7.8 



5.5 



5.0 



5.5 



5.9 



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. 



