VI 



Meteorological Observations. 



Abstract of the Besults of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in the month of August, 1855. 



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



feet 

 Height of the Cistern of the Standard Barometer above the Level of the Sea 18.11. 



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

 dependent thereon. 





«<-> Si 

 O <U 





£ £ 









Mo « 

 •53 s_ fe 



Range of the Barometer 





Range of the Tempera- 





during the day. 



a 



ture during the day. 





Cm 50 





fig 



c 2 







Date. 



















Max. 



Min. 



Diff. 





Max. 



Min. 



Diff. 





a 









3 











Inches 



Inches. 



Inches. 



Inches. 



o 







o 



o 



1 



29.449 



29.499 



29.388 



0.111 



80.7 



81.4 



79.9 



15 



2 



.466 



.512 



.423 



.089 



80.8 



85.0 



77.8 



7.2 



3 



.437 



.478 



.376 



.102 



79.5 



81.2 



77.8 



2.4 



4 



.437 



.497 



.389 



.108 



82.1 



85.6 



79.8 



5.8 



5 



Sunday . 

















6 



.509 



.554 



.470 



.084 



83.3 



87.8 



78.0 



9.8 



7 



.511 



.563 



.451 



.112 



842 



89.2 



81.4 



7.8 



8 



.528 



.577 



.479 



.098 



82.6 



89.6 



78.6 



110 



9 



.555 



.611 



.492 



.119 



83.4 



87.4 



80.6 



6.8 



10 



.632 



.713 



.551 



.162 



85.1 



90.8 



81.3 



9.5 



11 



.699 



.755 



.642 



.113 



84.6 



90.1 



81.0 



9.1 



12 



Sunday. 

















13 



.599 



.651 



.543 



.108 



85.6 



91.5 



80.2 



11.3 



14 



.651 



.712 



.610 



.102 



87.3 



92.6 



83.2 



9.4 



15 



.720 



.783 



.673 



.110 



87.5 



93.2 



84.2 



9.0 



16 



.733 



.795 



.645 



.150 



86.5 



92.4 



82.6 



9.8 



17 



.681 



.739 



.598 



.141 



85.9 



90.8 



82.8 



8.0 



18 



.593 



.647 



.498 



.149 



85.9 



91.3 



79.0 



12.3 



19 



Sunday, 

















20 



.575 



.632 



.496 



.136 



83.6 



89.6 



79.6 



10.0 



21 



.531 



.590 



.471 



.119 



841 



89.3 



81.4 



7.9 



22 



.485 



.538 



.381 



.157 



81.8 



85.8 



79.7 



6.1 



23 



.477 



.541 



.426 



.115 



83.1 



88.2 



80.0 



8.2 



24 



.535 



.613 



.481 



.132 



83.0 



86.8 



80.4 



6.4 



25 



.567 



.624 



.497 



.127 



83.4 



88.4 



79.7 



8.7 



26 



Sunday 

















27 



.522 



.568 



.451 



.117 



83.9 



88.7 



80.8 



7.9 



28 



.552 



.612 



.501 



.111 



83.4 



88.0 



80.2 



7.8 



29 



.618 



.681 



.567 



.114 



82.7 



87.8 



80.2 



7.6 



30 



.665 



.710 



.611 



.099 



82.8 



86.6 



80.3 



6.3 



31 



.694 



.765 



.622 



.143 



83.5 



87.8 



80.0 



7.8 



