JSottracf from Meteorological Obsermtions kept at the Madras Magnetic Observatory. 
HOURLY MEANS. 
Noon, 
h m 
4 41 
1 
h m 
d 41 
2 
h 
6 
m 
il 
3 
h m 
7 41 
4 
h m 
8 41 
5 
h m 
9 41 
6 
h m 
10 41 
7 
h m 
11 41 
8 1 9 
h m h m 
12 41^13 41 
10 
h m 
14 41 
11 
h m 
15 41 
12 
h m 
Iff 41 
13 
h m 
17 41 
14 
h m 
18 41 
15 
h m 
19 41 
16 
h m 
20 41 
17 
h m 
21 41 
18 
h m 
22 41 
19 
h m 
23 41 
20 
h m 
0 41 
21 
h m 
1 41 
22 
h XD 
2 41 
23 
h m 
3 41 
Means 
Inches 
In. 
In. 
In. 
• 
In. 
In. 
In. 
In. 
In. 
« 
In. 
In. 
* 
In. 
In. 
In. 
In. 
In, 
In. 
In. 
In. 
In. 
In. 
In. 
In. 
In. 
Inches 
Barometer at 32® Faht. 
( Octr.1856. 
2978 
29 798 
29-820 
29-842 
29-863 
29-869 
29-866 
29-855 
29-839 
29-826 
29-820 
29-87 
29.823 
29-842 
29 861 
29-880 
29-895 
29 894 
29-876 
29^847 
29-817 29-794 
29-778 
29-777 
29'837 
\NoYr. do 
•886 
•901 
•922 
•945 
•961 
•964 
•956 
•945 
•926 
•912 
•902 
•898 
•906 
•922 
•944 
•965 
•982 
•984 
•966 
•942 
•914 
•891 
•878 
•875 
■929 
0 
0 
« 
o 
p 
9 
o 
o 
c 
0 
o 
0 
0 
o 
9 
9 
Q 
« 
c 
0 
0 
Q 
0 
0 
Dry Thermometer 
(Octr.1856, 
84'6 
82-9 
81-4 
806 
80-0 
79-3 
78-6 
78^1 
77-3 
77-1 
76-8 
76-5 
76^2 
75-8 
77-0 
797 
82-3 
84-2 
85-5 
86-9 
87-3 
87-2 
86-8 
86-1 
81-2 
[Novr. do 
80-1 
78-7 
73-2 
77-8 
77'5 
77'1 
76-7 
76^1 
75-8 
75-3 
74-7 
74-5 
74-2 
737 
74-2 
76-5 
787 
79-8 
811 
81-6 
81-8 
81-4 
81-1 
80-8 
77 -8 
r Octr. 1856. 
77-1 
76-8 
73-6 
76-3 
76-2 
75-8 
75-6 
75-2 
74-9 
747 
746 
74-5 
74-3 
74-1 
75-1 
76-3 
76-8 
77-1 
767 
77-0 
77-4 
77-6 
776 
77^4 
76^1 
Novr. do 
74-0 
73-6 
73 
6 
73-6 
73 5 
73-4 
73-3 
72-9 
72-8 
72-5 
72-3 
72-2 
72 0 
71-5 
71-9 
73-2 
73^7 
74-0 
74-7 
74-6 
74-7 
74-5 
74-1 
74-2 
734 
Madras, \ 
1st December, 1856. j 
* The Numbers in these Columns are not Oobscrved but interpolated for the Bake of obtaining the daily means. 
W. S. JACOB, 
Director of the Madras Observatory. 
