Xll 



Meteorological Observations. 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta^ 



in the month of February, 1866. 



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

 dependent thereon. — (Continued.) 



Hour. 



-P *H 



£ © 

 Si 



4? 



© 



© 



■§ 



pq 



a 

 'o 



Fh 



1 

 P 



© 



-1-3 

 | 



© 

 P 



? 



o 



■s 



o 



5 



© 

 8 



c2 



.2 



m 



II 



»£ 



© r* 





iditional Weight of 

 Vapour required for 

 complete saturation. 



ean degree of Humi- 

 dity, complete satu- 

 ration being unity. 





s 



p 



o 



p 



3 



a 



< 



n 





o 



o 



o 



o 



Inches. 



T. gr. 



T. gr. 





Mid- 



















night. 



62.9 



3.4 



60.2 



6.1 



0.527 



5.84 



1.31 



0.82 



1 



62.7 



3.1 



60.2 



5.6 



.527 



.84 



.20 



.83 



2 



62.5 



2.7 



60.3 



4.9 



.528 



.87 



.04 



.85 



3 



61.9 



2.7 



59.7 



4.9 



.518 



.76 



.02 



.85 



4 



61.5 



2.6 



59.2 



4.9 



.509 



.67 



.00 



.85 



5 



61.3 



2.4 



59.1 



4.6 



.508 



.65 



0.94 - 



.86 



6 



60.9 



2.4 



58.7 



4.6 



.501 



.58 



.93 



.86 



7 



61.0 



2.3 



58.9 



4.4 



.504 



.62 



.89 



.86 



8 



62.2 



3.4 



59.5 



6.1 



.515 



.71 



1.29 



.82 



9 



63.6 



5.3 



59.4 



9.5 



.513 



.64 



2.10 



.73 



10 



64.4 



7.2 



58.6 



13.0 



.499 



.47 



.93 



.65 



11 



65.0 



9.0 



58.7 



15.3 



.501 



.47 



3.57 



.61 



Noon. 



65.4 



10.7 



57.9 



18.2 



.488 



.29 



4.34 



.55 



1 



65.8 



11,6 



57.7 



19.7 



.485 



.24 



.77 



.52 



2 



66.1 



12.2 



57.6 



20.7 



.483 



.21 



5.07 



.51 



3 



66.1 



12.5 



57.3 



21.3 



.478 



.16 



.22 



.50 



4 



65.9 



12.0 



575 



20.4 



.481 



.21 



4.95 



.51 



5 



66.0 



11.0 



58.3 



18.7 



.494 



.35 



.54 



.54 



6 



66.4 



8.2 



60.7 



13.9 



.536 



.83 



3.37 



.63 



7 



66.3 



6.3 



61.3 



11.3 



.546 



.99 



2.67 



.69 



8 



65.4 



5.5 



61.0 



9.9 



.541 



.94 



.29 



.72 



9 



64.6 



5.1 



60.5 



9.2 



•.532 



.86 



.07 



.74 



10 



64.3 



4.3 



60.9 



7.7 



.539 



.94 



1.73 



.77 



11 



63.9 



3.7 



60.9 



6.7 



.539 



.96 



.48 



.80 



All the Hygrometrical elements are computed by the Greenwich Constants. 



