Temperature Scule used below..... Fahrenheit.
SUMMARY OF OBSERVATIONS AT FIXED HOURS.
STATION: Royal ObservATORY, Hong Kong.
YEAR 1931.
Lat. 22° 18′ N. Long, 14° 10′ 19′′ E.
Barometer.
Rotating Thermometers,
Rain-gauge.
Anemometer.
Cistern 109 ft.
4 fl.
Site 103 ft.
Bulbs 60 ins.
I
Site 103 ft.
Head 150 ft.
Rim 18 ins,
Hend 45 ft.
Amount of Cloud. Number of Number of
0-100.
Wind.
Number of Hours of
Days of
Days
with
(24 observatious daily)
I 7h 00m
Hours of Observations,
II 13 00-
III 21 (0-
Standard Time
of
Height above M.S.L.......
120th Meridian.
Height above ground
***
Mean Pressure. |;24 observations daily)
Temperature,
Humidity,
1931.
At Meurt Nea Level.
Excess above Normal.
Depression of Wet-Bulb,
Vapon Pressure.
Percentage.
I 11 III
[I
III
II [1]
I
II
I II
III
Clear Sky.
Overcast Sky.
Wind Force
(4-7).
Strong Wind
'8 and above.
Calm.
N. NE. E. S.E.
S. SW. W, NW
millibur
m.b.
ຕ
О
✩
'
→
.
。
m.b. | m.b. m.b.
%
%
%%
hrs. hrs.rs, hrs, hrs.hrs.rs.
hrs. hrs.
January, February.
1019:0 1016-9
-0'6
- 1.6
March,
1015'9
April,
1012 5
1.0-
38.8 647 6019 605 626 610 619 659 63'4 699 732 703
2.2
May,...
1008'5
June,...
1005.6
July......
1006:9
-06
+2'3
August,.............
1000-8
- 3.9
September,
October,...
November,...) December,.....
1008'z 10146 1016'4 1019'8 +口°2
-0°2
+09
36 64 39 140 2436 26 158 159 159 87
161 162
4 335 33 15.6
22-8 89 22.4 23.0 4'0 757 791 76°32'5 44 24 269 276 275 89 804 835 810 36 36 4T 29'9 30'3 29.8 85 51.8 85-2818 37 6'5 42 31′1 3017, 304 85 810 | 854 | 82-1 2'9 | 6′2 | 3·8 | 34 | 34 | 30'3 797 840 802 38 64 | 471 28-8 296 28.9 85
6-6| 18-8 715 781 739 65 101
1977 20*5
71 16.6 173 71 673 749 69°56′0 10·6 6·4 163 611 664 62746 7051 141 || 149 || 146 | 74
147 149 79
67
78
71
81
56
98
82
83 75
89
2.2
82
89
9+
89
90
78
83
75
83
71 77
77
66
бо
71
44
65
+
58 ARO AS
61
66
N
99 97
28
86
I 90
26
I
NNN
23 30 13876
404 47 3
7
30
7
22
32
63 112
321
80
28
18
16
36
14 42
536
26
J
45 +3
90
92
26
83
84
26
NIN
27
10
35
534
28
64
40
5
3
21
27
409
22
+ 109
از
20
84
81
24
22
23
10
219
28 195 14
32
1 I
6,
IC
-
77
8
16
89
81 266 160
40
7
71
69
15
N
21
27 36
52
313
65
28
49 143
31
68 68 2
17
57 63 57
210
35
95
52
51 49 46
8
*મ
11 255 171
258
29
31 3
6
8
37 33
3
19
56 126 120
59 65
3 15
23
269 59 32 181 133 355 35
13 13 48
16
3
2
2
Year.
Totals,......
Means,
1012'1
24,207
70-8 752 719 38 63 41 22'1 225 225 82 73
8176
72
• On a day of clear sky the mean cloud amount at hours of observation < 20; on an overcast day > 80,
3 253 +18 912 891 3917 466 748
-4
The sign indicates zero.
665 525 218
( Zb 2 )
516