IV 



Meteorological Observations. 



Abstract of the Results of tlie Hourly Meteorological Observations 



taken at the Surveyor General 1 s Office, Calcutta, 



in the month of June, 1859. 



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

 dependent thereon. — (Continued.) 



Hour. 



•— 



a> 



H 



.£3 



"3 



CO « 



^ a 



c o 



2 s 



> 



o 



.5 

 'o 



PL, 

 « 



CO 



& 



2 



<D 



Q 



03 

 > 

 O 



SB 



s>i 



, o 



o 

 o 



«£ 



<D O 



ean Weight of Va- 

 pour in a cubic 

 foot of Air. 



Jditional Weight of 

 Vapour required 

 for complete satu- 

 ration. 



ean degree of Hu- 

 midity, complete 

 saturation being 

 unity. 





s 



Q 



O 



Q 



s 



3 



< 



a 













i 











Inches. 



T. gr. 



T.gr. 





Mid- 

 night. 



79.7 



2.6" 



78.4 



3.9 



0.952 



10.23 



1.35 



0.88 



1 



79.3 



2.8 



77.9 



4.2 



.937 



.08 



.43 



.88 



2 



79.4 



2.3 



78.2 



3.5 



.946 



.17 



.20 



.89 



3 



79.0 



2.4 



77.8 



3.6 



.934 



.05 



.22 



.89 



4 



78.8 



2.3 



77.6 



3.5 



.928 



9.99 



.18 



.89 



5 



78.6 



2.4 



77.4 



3.6 



.922 



.93 



.21 



.89 



6 



78.8 



2.4 



77.6 



3.6 



.928 



.99 



.22 



.89 



1 



79.3 



2.8 



77.9 



4.2 



.937 



10.08 



.43 



.88 



8 



80.2 



3.4 



78.5 



5.1 



.955 



.25 



.78 



.85 



9 



81.0 



4,3 



78.8 



6.5 



.964 



.29 



2.35 



.81 



10 



81.4 



5.0 



78.9 



7.5 



.967 



.30 



.76 



.79 



11 



81.7 



5.4 



79.0 



8.1 



.970 



.33 



3.00 



.78 



Noon. 



82.0 



5.9 



79.0 



8.9 



.970 



.31 



.33 



.76 



1 



82.1 



6.2 



79.0 



9.3 



.970 



.31 



.49 



.75 



2 



82 1 



6.6 



78.8 



9.9 



.964 



.23 



.73 



.73 



3 



82.0 



6.1 



78.9 



9.2 



.967 



.28 



.44 



.75 



4 



81.6 



6.0 



78.6 



9.0 



.958 



.19 



.33 



.75 



5 



81.0 



5.6 



78.2 



8.4 



.946 



.09 



.05 



.77 



6 



80.9 



4.7 



78.5 



7.1 



.955 



.21 



2.55 



.80 



7 



80.5 



3.9 



78.5 



5.9 



.955 



.23 



.08 



.83 



8 



80.3 



3.4 



78.8 



5.1 



.958 



.28 



1.79 



.85 



9 



80.2 



3.2 



78.6 



4.8 



.958 



.28 



.68 



.86 



10 



80.1 



3.0 



78.6 



4,5 



.958 



.28 



.58 



.87 



11 



80.0 



2.9 



78.5 



4,4 



.955 



.27 



.52 



.87 



All the Hygrometrical elements are computed by the Greenwich constants. 



