xcii Meteorological Observations. 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor QeneraVs Office, Calcutta, 



in the month of December, 1885. 



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

 dependent thereon. — (Continued.) 



Hour 



Mid- 

 night. 

 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 

 10 

 11 



Noon. 

 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 

 10 

 11 



"3 



PQ 



J 



5 ° 



« s 



> 

 o 



a 



n 

 o 



a 

 'o 

 P-* 



Q 



<u 



"3 



&. 

 a 



o 

 O 



Dry Bulb above Dew 

 Point. 



o 



0] 



u 



o 



.2 



,- &■ 

 5 > 



8 



Mean Weight of Va- 

 pour in a Cubic foot 

 of air. 



Additional Weight of 

 Vapour required for 

 complete saturation. 



Mean degree of Hu- 

 midity, complete satu- 

 ration being unity. 



















Indies. 



Troy grs. 



Troy grs. 





63.8 



3.5 



61.0 



6.3 



0.541 



5.99 



1.38 



0.81 



63.3 



3.2 



60.7 



58 



.536 



.93 



.26 



.83 



63.0 



3.0 



60.6 



5.4 



.534 



.92 



.16 



.84 



62.5 



2.8 



60.3 



5.0 



.528 



.87 



.06 



'.85 



61.9 



27 



59.7 



4.9 



.518 



.76 



.02 



.85 



61.4 



2.7 



59.0 



5.1 



.506 



.63 



.04 



.84 



61.0 



26 



58.7 



4,9 



.501 



.58 



0.99 



.85 



61.0 



2.5 



58.7 



4.8 



.501 



.58 



.97 



.85 



62.8 



3.5 



60.0 



6.3 



.523 



.80 



1.35 



.81 



64.3 



5.5 



59.9 



9.9 



.521 



.73 



2 22 



.72 



65. G 



7.7 



59.4 



13.9 



.513 



.60 



3.24 



.63 



66.5 



9.3 



60.0 



15.8 



.523 



.68 



.86 



.60 



66.6 



11.1 



58.8 



18.9 



.503 



.44 



4.66 



.54 



66.9 



12.1 



58.4 



20.6 



.496 



.35 



5.15 



.51 



67.0 



12.9 



58.0 



21.9 



.489 



.27 



.51 



.49 



66 8 



13.1 



57.6 



22.3 



.483 



.20 



.58 



.48 



66.6 



11.9 



58.3 



20.2 



.494 



.34 



.01 



.52 



67.0 



9.9 



60.1 



16.8 



.525 



.69 



4.17 



.58 



67.0 



7.2 



62.0 



12.2 



.559 



6.10 



2.99 



.67 



66.4 



5.9 



61.7 



10.6 



.554 



.05 



.53 



.71 



65.8 



5.2 



61.6 



9.4 



.552 



.06 



.19 



.74 



65.3 



4.5 



61.7 



8.1 



.554 



.09 



1.86 



.77 



65.0 



3.8 



620 



6.8 



.559 



.16 



.55 



.80 



64.5 



3.6 



61.6 



6.5 



.552 



.08 



.47 



.81 



All the Hygrometrical elements are computed by the Greenwich Constants. 



