SUMMARY OF OBSERVATIONS AT FIXED HOURS.
STATION : Royal Observatory, HonGKONG.
YEAR 1921.
Temperature Senle used below... Fahrenheit.
Lat. 22° 18' N.
Barometer,
Rotating Thermometers.
Rain-gange.
Long. 114° 10′ 30′′ E.
Anemometer.
1 700"
Hours of Observations.
II 13 00-
Standard Time
of
120th Meridian,
III 21 00TM.
Height above M.S.L..
Height above ground..
Cistern 109 f.
4 fl.
Site 105 ft.
Bulbs 60 ins.
Site 105 ft.
Rim 18 ins,
Tend 150 ft.
Head 45 ft.
Mean Pressure. (24 observations daily)
Temperature.
Humidity.
Amount of Cloud. Kumber of Number of
0-100.
Days of
Days
with
Wind. Number of Hours of (24 observations daily)
1921.
Ar Excess Station above
Level. Normal.
Depression of Wet-Bulb.
Vapour Pressure. | Perrentage.
I
III
1
II
I [!
III
Clear Sky.
Overcast Sky.
Wind Force
Strong Wind
(4-7).
8 and above.
Calm.
N. NE. E. S.E. S. SW. W, NW
360
( Zb 2 )
U
millibur
mub.
m.b. m.b. m.b. % %
።
hrs, hrs. hrs. rs. hrs.rs. hrs. hrs. hrs.
January, February,
1017'3 | 10143
March,.
April,
1012'0
-O'
1009'5
May.....
*
1003'4
- 2'2
Jone,.
1000*7
- 1.6
July...
1003'1
+21
Angust,
999.8
-1'5
September,
1005-6
October...... Novembor,... December,
1012*1
10137 1015'5
+1.5 557 628 380 +5 -04 570 634 588 46 78
+*3 619 669 6371 3'2 5'6 32 +08 699 75 710 29 38, 31 76·6 787 76'5 || 2'2 3-6 23 So'z 832, Xo'z 3.3 5.2 32 800 84'4 80:6
30 6'2
3.8 804 855 81+3 2.9 6.6
3.8 30.6
304 302 87 779 83'0 795 46 77 52 258 263 26'5 80 +2'3 732 800 748
5'4 10°2
5.5 2017 20' [ 21.8 74 66 741 69*1 8-2118 69|| 129 | 138 | 159 | 59 -04 619 680 637 46 81 46 139 139 150| 7+
11.0 114
11670 114
126 71 :16 158 | 16°3–165
69 65
7+
6
213 219 219 | 85
85
278
278 276 90
89
29'8
30'1
300 86
86
300
298 29'5
87
75
74
68 77 69
58
74 43
78
49
67
60
SEFULS 465
90
90
83 65 68
84 67 67
68 59
69
inte mo O NIDORAN
44
JANG
+
-N
70 238 85 225 29
27 64 415 54
15 S
64
15
3 1 5
Zo
71
3
19
15
63 113
80
77
19
14
86
1
24
89 280 39 | 46 | 41 32 50 23 29 434 32 68 3 69 to 7 306 46 147 95
41
+9
32
+0
14
82
72
16
21 6
10
218 149
165 115
12
14
99 2
254 161 67 81
6
2
13
14
179
35 64 207
19
69
2
2
19 =6 30
56
3142
43 9 57
+3
36
9 3
19
A
20
401
108
13 13
3 10
12
NO
23
I
+
176 167 298 32
22 +6 69 118 | 430 61 6
6
10
3 5 6
Year.
:
:
:
35 140
4'2 20'9 21'1
216 7967
79 71 65 59
3 203 699 782 788 3754 816 646 591 464 220
i
:
* On a day of clear sky the mean elond amount at hours of observation < 20; on an overcast day > 80,
Totals,...
:
Means,..... 1008-9
+01
70'1
754 714
:
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