Meteorological Observations. 



I xxi 



Abstract of the Results of the Hourly Meteorological Observations 

 taken at the Surveyor GeneraVs Office, Calcutta, 

 in the month of Mag, 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, 18.1 1 



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

 dependent thereon. 





i 

















Date. 



o £ . 



*» 2 - 



M * O 



S3 M 



Range of the Barometer 

 during the day. 



J3 U 

 CD <° 

 >^ O 



Q 



Range of the Tempe- 

 rature during 

 the day. 



















03 -u ca 



Max. 



Min. 



Diff. 





Max. 



Min. 



Diff. 





§ 









s 











Inches. 



Inches. 



Inches. 



Inches. 



o 











o 



1 



29.649 



29.723 



29.566 



0.157 



87.8 



97.7 



81.4 



16.3 



2 



.634 



•692 



.577 



.115 



87.5 



96.6 



80 6 



16.0 



3 



.722 



.789 



.647 



.142 



86.4 



92.9 



81.6 



11.3 



4 



.757 



.828 



.676 



.152 



86.3 



92.8 



82.2 



10.6 



5 



.681 



.749 



.596 



.153 



85.8 



91.9 



80.6 



11.3 



6 



Sunday. 

















7 



.618 



.682 



.556 



.126 



87.4 



95.4 



• 82.6 



12.8 



8 



.654 



.721 



.579 



.142 



87.1 



92.8 



83.3 



9.5 



9 



.736 



.791 



.691 



.100 



86.4 



92.9 



82.2 



10.7 



10 



.687 



.733 



.562 



.171 



84.6 



91.2 



77.8 



13.4 



11 



.631 



.689 



.593 



.096 



85.2 



91.0 



80.2 



10.8 



12 



.649 



.717 



.596 



.121 



84.9 



88.9 



80.7 



8.2 



13 



Sunday. 

















14 



.701 



.781 



.620 



.161 



87.8 



94.6 



83.0 



11:6 



15 



.714 



.753 



.641 



.112 



83.2 



94.4 



72.3 



22.1 



16 



.738 



.805 



.658 



.147 



81-0 



89 9 



73.6 



16.3 



17 



.721 



.791 



.640 



.151 



83.3 



93 6 



74.9 



18.7 



18 



.647 



.731 



.515 



.216 



83.4 



93.3 



73.6 



19.7 



19 



.549 



.601 



.476 



.125 



87.3 



94.4 



81.2 



13.2 



20 



Sunday 

















21 



.640 



.695 



.587 



.108 



88.2 



95.4 



82.0 



13.4 



22 



.642 



.720 



.580 



.140 



88.5 



97.4 



82.3 



15.1 



23 



.624 



.702 



.557 



.145 



90.0 



98.1 



83.3 



14.8 



24 



.605 



.681 



.492 



.189 



89.7 



100.1 



80.4 



19.7 



25 



.581 



.655 



.497 



.158 



87.4 



97.2 



79.4 



17.8 



26 



.598 



.664 



.535 



.129 



88.2 



97.5 



81.6 



15.9 



27 



Sunday. 

















28 



.503 



.590 



.424 



.166 



77.5 



81.2 



75.0 



6.2 



29 



.594 



.672 



.508 



.164 



82.3 



80.5 



74.0 



15.5 



30 



.663 



•720 



.614 



.106 



81.7 



92.4 



78.2 



14.2 



31 



.600 



.661 



.529 



.132 



87.2 



92.9 



83.3 



9.6 



