Meteorological Observations. 



Abstract of tie Besults of the Hourly Meteorological Observations 

 talcen at the Surveyor General 9 s Office, Calcutta, 

 in the month of May, 1859. 



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

 dependent thereon. 





°!~ 



Range of the Barometer 





Rang 



e of the Te 



mperature 





? si 



for each hour during 



pq | 



>■> o 



for each hour 



luring 





.|°°fe 



the month. 





the montl 



. 



Hour. 



*S a o 

 33 PQ <N 





o§ 

























e a> w 



Mas. 



Min. 



Diff. 





Max. 



Min. 



Diff. 





S 









s 











Inches. 



Inches. 



Inches. 



Inches. 



O 







o 



o 



Mid- 

 night. 

 1 



29.714. 



29.852 



29.607 



0.245 



81.7 



85.6 



72.8 



12.8 



.702 



.827 



.590 



.237 



81.4 



85.1 



72.8 



12.3 



2 



.691 



.805 



.579 



.226 



80.9 



85.5 



72.0 



13.5 



3 



.682 



.805 



.562 



.243 



80.8 



84.8 



72.4 



12.4 



4 



.689 



.797 



.571 



.226 



80.1 



84.7 



72.4 



12.3 



5 



.705 



.808 



.593 



.215 



79.8 



84.6 



72.6 



12.0 



6 



.719 



.8L2 



.615 



.197 



79.9 



84.8 



73.0 



11.8 



7 



.736 



.837 



.634 



.203 



81.1 



85.8 



74.4 



11.4 



8 



.749 



.870 



.644 



.226 



85.1 



88.6 



79.2 



9.4 



9 



.758 



.878 



.660 



.218 



87.5 



90.6 



81.6 



9.0 



10 



.756 



.872 



.655 



.217 



89.9 



94.1 



83.2 



10.9 



11 



.743 



.856 



.641 



.215 



92.0 



95.2 



84.2 



11.0 



Noon. 



.727 



.825 



.626 



.199 



93.3 



96.7 



85.4 



11.3 



1 



.698 



.795 



.603 



.192 



94.3 



98.4 



86.9 



11.5 



2 



.668 



.771 



.559 



.212 



94.7 



99.2 



84.2 



15.0 



3 



.642 



.742 



.525 



.217 



94.3 



99.4 



83.3 



16.1 



4 



.623 



.761 



.500 



.261 



93.3 



98.6 



76.2 



22.4 



5 



.618 



.717 



.506 



.211 



91.1 



96.2 



75.2 



21.0 



6 



.640 



.728 



.526 



.202 



88.7 



94.0 



75.1 



18.9 



7 



.665 



.746 



.553 .193 



85.8 



90.2 



76.8 



13.4 



8 



.691 



.803 



.582 | .221 



84,3 



88.0 



76.4 



11.6 



9 



.711 



.905 



.617 



.288 



82.7 



87.4 



72.6 



14.8 



10 



.720 



.863 



.630 



.233 



82.2 



87.4 



73.6 



13.8 



11 



.717 



.836 



.631 



.205 



81.7 



86.4 



73.0 



13.4 



The Mean Height of the Barometer, as likewise the Mean Dry and Wot Bulb 

 Thermometers are derived from the observations made at the several hours 

 during the month. 



