(Zb 13 )
323
Mean Pressure
λο
Station ROYAL OBSERVATORY, HONGKONG.
:
: 7h 36TM 41′′86 E. = 22° 18′ 13′′-2 N. H=109 feet.
Air Temperature.
Tension of Vapour.
Month.
At
Means of
Absolute.
Relative
Humidity.
M.S.L.
And
7.
1
1917.
+
ང
9.
Mean. †
Mean.
Lat. 45°.
Mean.
Miu.
Max.
Min.
Max.
ᄆ
▸
а
0
O
▸
0
O
ins.
Z
ins.
January..........
30.183
52.8
59.2
55-2
55.8
517
60.7
38.8
70.1
0.289
63
February,
.071 56.9 62.6
59.0
39.4
55.3
64.4 .45.7
74.0
0.371
24
72
March,
.038
59.6 63.7
61.4
61.6
58.3
65.9
48.4
77.2
0.434
78
April,........
29.833
68.z
69.0 71.0
69.4
66.4 73.5
59.4
80.6
0.626
86
May,
.820
73.1 77.8
73.8
74.8
70.9 79.4 59-7 89.6
0.722
82
Jane,
-723
80.7
84.2
80.9 81.8
78.4
86.6
74.9
89.1
0.899
83
July,
.631
79.6 83.8
80.3
81.1
77-7 85.4 73.7
90.8
0.884
83
August,
.702
80.0
85.2
81.1
82.0 78.3
87.2 74-4 90.5
0.904
83
September.......
.8oz
80.0
85.0
81.1 82.0 78.1 86.6
74-3
89.9
0.848
77
October,..
.898 74-7
80.1
November,
30.066 65.2
71.7
68.0
J
76.5 77.0 73.8
64-7
81.3
66.9 86.8
0.679
73
68.2
72.7 57.1
82.9
0.431
December,
.093 56.3
62.5
58.9 59.2 55.2
63.7 46.9
71.7
0.318
88
бо
бо
Year,
29.905 68.9
73.9
70-4 71.0
67.4
75.6
38.8
90.8
0.617
75
ht=4 feet.
=
hr 13 feet.
Cloud.
Bright Sunshine.
Rainfall.
Weather.
No. of Days of
Wind.
No. of Days of
Mouths.
Mean.
Total.
Percent-
ມ ວສ
possible.
Totul.
Daily Max.
Rain.
Thunder-
storms.
* Gules.
N.
N.E.
E.
S.E. 9. S.W.
W.
N.W.
麗
hours.
January,
56
169.9
February,
64
134.5 42
Marcb, ...................
116.9 31
April,
87
76.9
May,..
73
168.6
June,
80
July,.....................
73
189.5
August,.
55
239.6
September, ..........
50
266.5
October,...........
38
258.8
November,
56
189.2
December,
+3
63 209.0
* 1778798 KRESB
%
ins.
ius.
50
0.345
0.140
20
42
0.405 0.100 2.670 1.495 2.630 5.230 9.685 3.630 14
16
into ove
2
167.8 42 11.540 2.435 28
30.075 8.100 15
бо
73
11.950 4.880
4.310 14
72
1.265 3.470 2.390 6
12
hma+n+
7
1
~wwŏ
9
57 0.095
1.140
0.095 0.735
T
3
4
6
7
1
7
5
18
100
+
17
...
:
4
18
2
22
1
---
I 21
2
2
1
17
5
3
3
2
5
સોન
22
IN W
3
6
N+ND
2
+
7
10
I
I
I
24
2
1
...
104
***
1
Year,
63 2187.2 50
81.485 8.100 131 32
A = The longitude of the station.
At=Height of the therms. above the ground.
→
32 196 25 18 35 23
H = Height above mean sea love).
hr Height of the rain-gauge above the ground.
Days of gales means days during some hour of which the wind velocity reached or exceeded 40 miles per hour (by Beckley anemograph, factor 3). In the Year 1917 there were no days of snow, bail, or calm. For further particulars sos "Monthly Meteorological Bulletins for the year 1917 ".
† Mean of 24 hourly values.
5
31
5
The latitude of the station.
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