(Zb 14 )
Station ROYAL OBSERVATORY, HONGKONG.
λ= 7′′ 36′′· 41*86 E. $=22° 18′ 13′′ 2 N, H=109 feet.
Air Temperature.
Tension of Vapour.
Month,
Menu Pressure.
Menus of
Absolute.
Relative
Humidity.
7
13
21
Mean.
Mean,
Min.
Max.
Min. Max.
Mean.
1913.
0
0
0
O
ins.
%
January................
ins. 30.088
55.8
62.5
59.0
59.2
54.8
64-5
44.0 72.9
0.356
69
February,
.023
58.7
62.8
60.2
60.5
57-3
64.6
50.8
73-9
0.433
81
March,
29.933
59.9
63.6
61.9
61.7
58.5
65.8
49.6
77-7
0.447
*79
April,...
.818
69-5
73-5
70.7
71.2 67.7
75.8
58.9
83.7
0.657
85
May,
+745 75-9
79-9
76.4 77.2 73.8
82.5
67.0
88.5
0.772
82
June,
.675
80.3
83.2
80.6 81.2
77.6
85.6
70.6
88.z
0.883
83
July,
-577
20.7
85-5
82.1
82.8
78.8
88.I
75.3
92.0
0.925
82
August,
.610
79.8 84.5
80.8 81.6
77-7 86.5 74.9 92.0
0.902
84
September,......
.682
75-5 82.4
80,0
80.4
76.7 84.7 71.4
90.9
0.841
81
October,..
November,
December,
.910 73.5 78.7
67.7 30.037
.104 58.3
76.0
76.1
72.2 80.3 67.9 85.5
0.586
64
72.9 69.3
63.6
70.0
66.0 74.0 52.0 8z.I
0.537
72
61.3 61.0
56.5 64-9
44.4
72.5
0.376
68
Year,
29.850 69.6
74.4
71.5
71.9 68.1
76.4
44.0
92.0
0.643
77
Cloud.
Bright Sunshine.
Months.
Mean. Total,
Percent-
nge of
possible.
ht 4 feet. hr = 14 feet.
Weather.
Wind.
Rainfall.
No, of Days of
No. of Days of
Total.
Daily Max.
Rain.
Thunder-
storms.
* Gales.
N.
N.E.
B. 5.E. 8.
8.W.
%%
hours.
3e
%
ins.
ius,
January,
49
198.8
59
1.025
0.570
February,
68
March,
84
107.7 34 2.390 1-535
96.7 26 6.945
6
3.785 16
April,
80
141.7 37
2.175
1.380 5
May,
ونا
168.1 41
9.300
1,890 17
June,
75
181.5 45 16.035
2.660 23 12
ONONN
July,.
67
August,
จาก
58
September,.
October,
November,... December,
233.8
57 15.050 2.735 20 II 197.8 50 10.565 3.975 15 72 146.8
40 14.570 4.055 18 35 266.9 74 3.550 56
171.3 52 124.8 38
1.345 6
0.740
0.570
1.385
0.405
HOHO
I
6
5 17
2
21
I
3
25
19
17
OHHNOOO
2
12
I
12
3 23 19
W. İN.W.
NwÒN HUN ONO UNO 1 20
000 en se le s së+000
***+ — 0 0 0 0 0 0 0
Yeur,
65
2035.9 46
83.730
4.055 144 | 44 6
36 25 193
22 28 25 31
5
A
The longitudo of the station. ရာ The latitude of the station. ht=lleight of the therms. above the ground.
Height above mean sea level, Ar=Height of the rain-gauge above the gronad.
* Days of gulos moans days during some hour of which the wind velocity reached or exceeded 40 miles per hour (by Beckley anemograph, factor 8). In the Year 1918 there were no days of snow, hail, or calm. For further particularsace "Monthly Meteorological Bulletins for the year 1918".
H =
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