THE HONG KONG GOVERNMENT GAZETTE, MAY 10, 1940. 713
ROYAL OBSERVATORY.
No. 534.--Extract of Meteorological Observations made at the Royal Observatory, Hong Kong, during the month of April, 1940.
DATE.
BAROMETER
AT M.S.L.
TEMPERATURE.
HUMIDITY.
Max.
Mean. Miu.
Rel..
Abs.
CLOUDINESS.
SUNSHINE.
WIND.
RAIN.
Mean
Mean
Dir.
Vel.
Mile
[
April.
29.91
ius..
こ
p. c.
ins.
p. c.
hrs.
ins.
Points.
p.b.
72.9 69.
67.2
91
0.65
95
1.4
0.115
ESE
10.3
2.
.83
76.9 72.2
64.0 88
.70
99
0.2
0.040
SW by W
12.7
3,
30.07
69.0
63.7
58.8
52
.31
53
8.6
N
7.1
4,.
.09
68.9
63.8
60.0
67
.40
81
3.1
E by S
5.8
5,.
.10
75.2
67.1
63.0 73
-48
60.
7.8
E
6.9
6,.
.13
67.3
64.0
61.9
77
.46
92
4.7
E by N
21.6
7..
.09
66.2
63.5
62.1
79
.46
100
0.2
E
1.[
8,.
.08
75.5
67.2
63.0
84
.56
89
2.I
NW by W
1.9
9,.
.07
79.5
69.8
63.7
82
.59
54
7.5
E by S
7.3
.02
68.0
10,
6.5.1
61.7 87
.54
97
:
1.830
E
14.7
II
29.93
67.1
65.1
63.7 89
-55
100
0.125
E by S
5.4
12,.
13,
•
30.00
.94
77-7
68.9
63.0 80
.56
27
10.4
W by N
2.4
74.9
68.6
63.3 84
.59
36
9.1
E
6.3
.10
14,
72.2
66.2 60.2 78
.51
96
1.0
0.185
NNE
5.9
15,.
15
53.5
60.5
58.3
77
.41
100
0.105
NE by N
4.9
16,.
.08
65.1
63.0 59.6 84
.48
100
E
...
8.4
17,
.CI 70.8
66.3
63.0 92
.60
99
1.6
E
12. I
...
18,.
29.98
72.2
68.7
66.7 94
.66
97
0.2
E by S
9.0
19,
30.03
71.7
68.2
66.4 96
.66
98
0.015
E
7.2
20,
29.99
73.3
69.1
67.2 90
⚫.64
95
E by N
4.1
21,
.96
75.1
69.3
65.4 66
.47
84
2.5
E by N
9.3
22,
.97 69.8
67.3
6517
87
.58
100
0.040
E by S
13.3
23.
.95 72.9 68.4
66.9
93
.65
99
0.8
0.005
E by S
12.0
24.
.93
77.8
72.3
67.9
91
.72
92
4.3
.1.195
E
6.7
25,
.90 78.5
73.3
70.7
91
.74
85
5.0
0.340
E by S
7.0
26,.
.88
75.5
72.0
70.0 96
-75
100
2.705
E by S
10.2
27,
.92
78.1
73-3 70.3 89
.72
90
3.4
1.625
E by S
10.6
28,
30.00
74.4
1.0 67-3
62
E
.47
92
3.0
22.5
.00
29,
73.2
69.9
68.0
E
74
.54
93
8.7
30,.
29.95
80.8
72.3
67.0
81
.64
37
9.1
E by N
4.2
Mean,
30.00
72.8
68.0 64-5
82
0.57 85
86.0
8.325
E
9.0
MEANS AND EXTREMES FOR APRIL:-
Maximum,.
30.03 78.7 74.6 71.3
89 Normals,..... 29.96 74.8 70.4 67.1 85 Minimum,.. 29.89 70.0 65.2 61.8
75
0.74 94 204.7 17.165 0.64
80
0.53 5+
13.9
115.3 5.197 53.3 1.235
E
IO.!
7.8
2nd. '
The lowest reading of the barometer (M.S.L.) was 29ins. 733 at 15h. 10m. on the
The maximum gust velocity as recorded by the Dines-Baxendell anemograph, was at the rate of 47 miles per hour at 09h. 14m. on the 28th.
6th May, 1940.
C. W. JEFFRIES,
Director,
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