Annual Abstract of Meteorological Observations, taken at Penang, in Lat. 5 0 24 N., Long. ioo° 20' E., for the year 1890. 
Height of Bar : Cistern, 20 feet abo v e sea level. 
Barometrical Readings 
corrected and reduced to 
32° Fab. 
Temperature 
of Air. 
Tempera- 
ture of 
Radiation. 
Wind. 
Temperature 
of 
Evaporation. 
Computed Vapour 
Tension. 
Relative 
Humidity. 
Rainfall during the month. 
Propor- 
tion of 
Clouds. 
0 to 10 
M OTltllS. 
Cl 
w 
\Q 
H 
w 
r— J 
<M 
Mean. 
S-H 
HH 
a 
w 
0 
r~i 
K 
r-4 
| * Mean. 
■ 
* 
S 
3 
a 
k 
a 
a 
•l-Ht 
a 
a 
Range. 
In the Sun. 
QQ 
m 
su 
fl 
O 
0 
tc 0 
p tp 
'pi 0 
*2 CJ 
Ci Ih 
p- • p* 
p. 
Mean Velocity. 
M 
pH 
O 
w 
if? 
r—H 
M 
pH 
rH 
Mean. 
W 
Cl 
hH 
1—1 
10 
rH 
M 
pH 
— j 
CU 
Mean. 
a 
O 
r— < 
p-"* 
o> 
1 
*-5 
Ci 
15 H. 
21 H. 
Ins. 
Ins. 
Ins. 
Ins. 
°F. 
°F. 
°F. 
°F. 
°F, 
°F. 
°F. 
°F. 
° r 
Miles 
°F. 
°F. 
°F. 
op 1 
Tns. 
Ins. 
Ins. 
Ins. 
O/ 
7° 1 
O/ 
/o 
°7 
/o 
O/ 
/o 
Ins. 
January, 
29.921 
29.S20 
29.S8G 
29.876 
80.9 
85.1 
78.7 
82.2 
87.8 
74.1 
13.7 
104.0 
70.] 
NE. 
89 
75,6 
70.0 
75.3 
72.0 
.809 
.757 
.823 
.796 
76 
03 
83 
74 
0.60 
4 
5 
5 
February, ... 
.902 
.808 
.823 
.844 
82.1 
SO. 2 
77.0 
79.9 
88.3 
73.8 
14.4- 
149.2 
70.8 
N W. 
101 
75.8 
77.3 
75.0 
72.4 
.812 
.810 
.852 
.826 
73 
05 
88 
75 
8.90 
5 
6 
8 
March, 
.879 
.762 
.847 
.829 
83.0 
S 8.1 
79.5 
81.3 
90.4 
74.7 
15.7 
152.3 
71.0 
S. 
91 
77.0 
79.2 
77.4 
72.0 
.851 
.848 
.911 
.871 
75 
60 
89 
70 
1.57 
3 
5 
4 
April, 
.873 
.761 
.848 
.827 
84.0 
87.0 
80.7 
82.1 
90.4 
75.7 
14.7 
154.0 
72.6 
N E. 
65 
78.8 
79.5 
77.6 
73.5 
.910 
.902 
.915 
.881 
70 
08 
89 
SO 
12.11 
4 
f* 
O 
6 
May, 
.850 
.759 
.825 
.813 
83.7 
87.0 
80.9 
81.7 
89.G 
■ 
75.4 
14.2 
149.2 
73.3 
N W. 
57 
78.5 
79.4 
77.1 
73.9 
.900 
.903 
.915 
.885 
1 0 
70 
89 
S 2 
. 
11.92 
4 
5 
6 
June, 
.841 
.764 
.825 
.810 
83.1 
85.5 
78.8 
80.0 
87.8 74.4 
13.4 
143.3 
71.7 
N E. 
57 
77.9 
7S.4 
70.3 
71 0 
.892 
.880 
.874 
.850 
79 
72 
89 
82 
6.67 
4 
6 
5 
July, 
.874 
.780 
.852 
-.837 
81.3 
84.9 
77.9 
79.4 
87.0 
73.6 
14.0 
141.8 
70.7 
JST W. 
05 
7C.5 
77.3 
75.5 
70.9 
.854 
.838 
.849 
.815 
79 
05 
89 
80 
20.42 
6 
6 
5 
August, 
.867 
.70S 
.843 
.836 
81.0 
83.0 
7S.3 
81.1 
80.4 
73.7 
12.7 
143.0 
71.8 
S. 
00 
70.2 
77.3 
75.9 
71.2 
.831 
.848 
.858 
.838 
87 
75 
91 
80 
7.98 
5 
6 
7 
September, ... 
.859 
.793 
.850 
.834 
81.7 
83.1 
79.5 
SI .2 
87.3 
74.4 
12.9 
113.5 
71.2 
N W. 
99 
70.6 
77.4 
70.0 
71.0 
.840 
.806 
.871 
.801 
78 
70 
87 
80 
26.11 
6 
/ 
7 
October, 
.882 
.811 
.864 
.852 
80.5 
81.0 
78.5 
78.0 
85.0 
73.5 
11.6 
144.0 
09.0 
N W. 
76 
77.0 
77.0 
70.0 
71.5 
.882 
.875 
.805 
.894 
85 
83 
89 
SO 
27.80 
7 
8 
November, ... 
.913 
.810 
.871 
.804 
81.5 
84.0 
79.0 
81.5 
88.0 
73.0 
15.0 
148.0 
09.5 
n w. 
112 
70.5 
70.5 
77.5 
70.5 
.846 
.803 
.858 
.840 
78 
85 
87 
83 
5.47 
5 
0 
6 
December, ... 
.900 
.808 
.883 
.863 
81.2 
84.8 
78.0 
79.4 
87.8 
73.7 
14.1 
149.7 
09.1 
N W. 
104 
75.9 
70.5 
75.1 
70.9 
.830 
.809 
.830 
.797 
77 
08 
85 
79 
3.50 
4 
5 
5 
Mean, ... 
29.881 
29.787 
29.851 
29. 840 J 82.1 
85.0 
78.9 
SO.O 
88.0 
74.1 
13.9 
147.0 
70.3 
... 
73 
76.8 
77.6 
70.3 
75.0 
.850 
.850 
.808 
.837 
78 
71 
88 
81 
Total 
139.05 
5 
6 
6 
* The mean Temperature is computed from results of the Observations at 9 H, 15 H. 21 H. and Minimum Temperature. 
