xlir 



Meteorological Observations. 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General' 's Office, Calcutta, 



in the month of December, 1862. 



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

 dependent thereon. — (Continued.) 



Hour 



Mid- 

 night. 



1 



2 



3 



4 



5 



6 



7 



8 



9 

 30 

 11 



Noon. 

 1 



a 



3 



4 



5 



6 



7 



8 



9 

 10 

 11 



59.1 



58 7 

 58.0 

 57.4 

 57.2 

 56.8 

 56.2 

 56.1 

 57.4 

 58.8 

 60.2 

 61.5 



62.3 

 62.8 

 63.3 

 63.0 

 62.8 

 63.1 

 63.1 

 62 4 

 61.7 

 61.0 

 60.4 

 59.8 



3.7 



3.6 

 37 

 3.7 

 3.6 

 3.4 

 3.3 

 3.3 

 5.4 

 6.0 

 7.6 

 9.3 



10.5 



11.5 



11.9 



12.1 



11.0 



88 



6.4 



53 



4.8 



4.4 



3.9 



3.7 



56.5 



56.2 

 554 

 54.4 

 54.3 

 54.1 

 53.6 

 53.5 

 53.6 

 55 2 

 55.6 

 56.8 



57.0 

 57.0 

 57.3 



569 

 57.3 

 58.7 

 59.9 

 59 2 

 58 8 

 58.4 

 57.7 

 57.2 



P0.g 



Q 



0> o 





§ O S S 



Inches. Troy grs. Troy grs 



■ — a - 



O CO 



6.3 



0.465 



6.1 



.461 



6.3 



.449 



6.7 



.434 



6.5 



.432 



6.1 



.429 



5.9 



.422 



5.9 



.421 



9.2 



.422 



9.6 



.445 



12 2 



.452 



14.0 



.470 



15.8 



.473 



173 



.473 



17.9 



.478 



18 2 



.472 



16.5 



.478 



13.2 



.501 



9.6 



.521 



85 



.509 



7.7 



.503 



7.0 



.496 



6.6 



.485 



6.3 



.476 



5.20 



.15 

 .02 



4.85 

 .84 

 .82 

 .74 

 .73 

 .71 

 .95 



5.00 

 .16 



.17 

 .16 

 .20 

 .13 

 .21 

 .49 

 .73 

 .63 

 .56 

 .50 

 .38 

 .31 



1.21 



.16 

 .17 

 .23 

 .18 

 .09 

 .04 

 .03 

 .70 

 .88 

 2.48 

 3.04 



.54 

 .96 



4.17 

 .21 



3.77 



2.99 

 .15 



1.83 

 .63 

 .45 

 .34 

 .24 



"a a 



0.81 



.82 

 .81 

 .80 

 .80 

 .82 

 .82 

 .82 

 .74 

 .73 

 .67 

 .63 



.59 

 .57 

 .56 

 .55 



.58 

 .65 

 .73 



.76 

 .77 

 .79 

 .80 

 .81 



All the Hygrometrical elements are computed by the Greenwich Constants. 



