Meteorological Observations. xlix 
Abstract of the JResults of the Hourly Meteorological Observations 
taken at the Surveyor OeneraVs Office , Calcutta ; 
in the month of October, 1861. 
Latitude 22° 33' 1" North. Longitude 88° 20' 34" East. 
Feet. 
Height of the Cistern of the Standard Barometer above the Sea level, 18.11 
Daily Means, &c. of the Observations and of the Hj T grGmetrical elements 
dependent thereon. 
**- *-4 
5 ^ 
J~3 • 
<V 
Range of the Barometer 
pq g 
Range of the Tern 
pera- 
o | 
during the day. 
ture dui 
•ing the day. 
Date. 
<D - ^ 
q a 
CO 50 
ce jz. 
u « « 
% 
Max. 
Min. 
Diff. 
c " 
O) “ 
f ?I 
Max. 
Min. 
Diff. 
Inches. 
Inches. 
Inches. 
Indies. 
o 
o 
0 
o 
1 
29.661 
29.729 
29.613 
0 116 
82.0 
87.4 
79.6 
7.8 
2 
.649 
.704 
.586 
.118 
81.5 
85.0 
79.2 
5.8 
3 
.674 
.723 
.618 
.105 
83.0 
88.8 
78.3 
10.5 
4 
.654 
.728 
.585 
.143 
84.5 
90.0 
80.4 
9.6 
5 
.593 
.676 
.523 
.153 
79.6 
83.2 
74.0 
9.2 
6 
Sunday. 
7 
.728 
.778 
.691 
.087 
82.5 
87.6 
78.8 
8 S 
8 
.719 
.785 
.615 
.170 
81.9 
86.6 
77.0 
9.6 
9 
.708 
.764 
.655 
.109 
78.8 
81.8 
76.0 
5.8 
10 
.729 
.783 
.686 
.097 
79.9 
84.4 
76.0 
8.4 
11 
.774 
.819 
.730 
.089 
82.2 
86.3 
78.6 
7.7 
12 
.803 
.861 
.754 
.107 
82.8 
88.0 
79.0 
9.0 
13 
Sunday. 
5.8 
14 
.796 
.859 
.732 
.127 
82.6 
85.6 
79.8 
15 
.747 
.811 
.675 
.136 
81.4 
86.0 
78.8 
7.2 
16 
.749 
.798 
.6S8 
.110 
82.5 
87.4 
79.4 
8.0 
17 
.816 
.901 
.752 
.149 
81.1 
87.0 
78.2 
8.8 
18 
.916 
.979 
' .847 
.132 
79.2 
82.9 
76.0 
6.9 
19 
.939 
30.007 
.892 
.115 
81.3 
87.0 
76.0 
11.0 
20 
Sunday. 
82.7 
78.2 
10.8 
21 
.946 
.018 
.902 
.116 
89.0 
22 
.965 
.049 
.923 
.126 
82.4 
87.7 
76.8 
10.9 
23 
.941 
.009 
.900 
.109 
81.4 
85.9 
78.2 
7.7 
24 
.713 
29.985 
.841 
.144 
81.0 
87.0 
77.2 
9.8 
25 
.901 
.985 
.851 
.134 
80.6 
85.5 
76.6 
8.9 
26 
.905 
.977 
.803 
.114 
79.2 
85,4 
73.0 
12.4 
27 
Sunday. 
85.2 
74.4 
10.8 
28 
.869 
.944 
.808 
.136 
79.3 
29 
.846 
.901 
.796 
.105 
78.6 
85.0 
73.8 
11.2 
30 
.855 
.928 
.814 
.114 
78.8 
86.0 
73.8 
12.2 
31 
.856 
.921 
.807 
.114 
80.6 
86.6 
75.8 
10.8 
The Mean height of the Barometer as likewise the Mean Dry and Wet Bulb 
Thermometers are derived from the twenty-four hourly Observations made during 
the day. 
