iv Meteorological Observations. 
Abstract of the Results of the Hourly Meteorological Observations 
taken at the Surveyor General's Office, Calcutta, 
in the month of August, 1863. 
Hourly Means, &c. of the Observations and of the Hygrometrical elements 
dependent thereon,—( Continued). 
4 re) < E oO Li) Se cw 1 ' © 409 
Sled eee (a eS ace came ae ae 
a Ss (a S os oO a5 ES 23 
2 2 Se nce Pe) a cuossrs 
3 ° o § Bic 5G gS SB Bee 
Hours |e sues ro A s i th Fz |3 S 
OF fae Sau aye yee cs (Bet el (oi) alee 
BS 3 = Be As SCS loo8 Sis fH is 
9 au a. es) as a Se SS Bos) ciel Se 
& 4 i g Pa | So Sac SPE Sas 
a a iS a = a < = 
0 o 0 ro) Inches. !Troy grs./Troy grs. 
Mid- ! 5) 5 
night. [Sul 2.2 77.6 3.7 | 0.928 9.99 1.25 0.89 
1 78.9 2.1 717A 3.6 922, 93 21 .89 
2 78.8 2.1 77.3 3.6 919 90 .20 89 
3 78.7 2,0 77.3 3.4: 919 92 12 -90 
4: 78,8 1.9 77.5 3.2 925 98 .06 90 
3) 78.5 2.0 77.1 3.4: 918 .86 12 90 
6 78.6 2.0 77.2 3.4: 916 89 12 90 
7 78.9 2.0 77.5 3.4 925 98 12 .90 
8 79,3 2.9 77.3 4.9 919 88 66 86 
9 79,7 3.5 77,2 6.0 916 83 2.06 83 
10 80.3 3.9 77.6 6.6 928 23 | dl 81 
11 80.6 4.4: 17.5 7.5 925 88 65 79 
Noon.| 80,6 5.0 Wf 8.5 913 74 3.02 76 
1 80.9 4.8 77.5 8.2 925 88 2.92, PERS 
2 80,6 4.7 77.3 8.0 919 82 82 18 
3 80.7 4,4: 77.6 7.5 928 1 .66 378 
4. 80.7 4.2 77.8 Cell 934. 99 50 80 
5 80,5 4.0 77.7 6.8 9381 96 39 81 
6 80.3 3,2 78.1 5.4 943 | 10,12 1.88 84 
7 79.9 27 78.0 4.6 940 .09 59 86 
8 79.7 2.5 eo 4.3 937 .08 6 87 
9 79.6 2,5 77.8 4.3 | 934 05 AG 87 
10 79.4 2,5 77.6 4.3 928 9.99 45 87 
11 79.2 2.4) 77,9 4.1 925 96 38 88 
All the Bygrometrical elements are computed by the Greenwich Constants. 
From the 1st January, 1863, the Greenwich New Factors haye been used 
for Computing Dew-point. 
