Station: Royal Observatory, Hongkong.
Height above M.S.L. 109 ft.
1915.
Month of January.
Barometer at M.S.L. and
Day.
reduced to gravity at
latitude 45°.
Air Temperature.
Tension
of
Vapour.
Relative
Humidity.
Wind.
Direction and Force.
Amount of
Cloud.
1915.
7 8.
1 p.
9 p.
7 IL
1 1
9 p.
Max.
Min.
Daily Daily Meaus. Means,
Daily
7 2k.
P
9 P-
Means.
Long. 7 36 41o 8 E.
Lat. 22° 18' 13-2" N.
Rainfall.
Remarks.
Jan.
La
In
ip.
| Dir. Vel. | Dir. | Vel. | Dir. ¡Vel. (0-10). points. m.p.l. [points.jin.p.h. ¡points.jm.p.h.
Ins
I
30.087
30.087
30.104
64.0
64.8
62.7
65.9
62.4
0.507
84
9 12 8 13 7
9
6.7
.159
.123
2015
58.8
66.8
60.8
67.2
58.2
3 2
9
13
3
to
Dew.
,180
158
175
60.1
65.9
61,t 67.8
59.0
455
ጸ
고
2
24
3
2
7.9
.201
177
.199
57.8
59.7
59.0
.62.8
57.0
+45
86
10,0
.197
.122
.121
58.8
65.0
62.8
66.7
58.4
.469
84
0.000
0.053
.140
075
.071
60.8
I
65.8 62.0
67.3
60.1
.462
80
.084
.048
.107
56.6
64.0
59.1
66.0
55.8
.340
63
00
3.7
Dew.
1.6
Dew.
.121
.081
.098
54.8
62.6
61.3
62.7
5+4
.303
59
21
25 1.3
**
Slight fog.
9
.069
.021
,000
60.3
61.2
61.2
62.8
57.8
.400
13
9.0
0.075
10
29.952
29.963
.011
63.8
68.4
64.7
70.3
60.2
.545
୫୫
8
3.2
0.065
| 30.053
30.050
.033
64.7
70.3
64.8
70.5
63.0
·540
7!
0.6
Slight fog. Slight fog.
12
.055
.088
.144
63.8
66.5
64.T
67.1
63.7
४
.524
19
18
19
6.5
13
.198
+253
.303
61.8
61.4
39.0
63.8
55.8
+38
32
7
33
21
9.9
14
.356
.372
+370 48.2
51.8
48.0
35-9
46.5
1279
16 32
32 to
10.0
15 .363 -350
-377
+4.9
48.7
44-5
50.4
43.1
.222
70
6 32
32 8
9.9
0.010
16
.398 .390
-390
41.7
48.8
48.1
52.4
41.7
.185
39
9 32 10
5.9
0.060
17
-397
.364
.320
46,0
55.2
51.8
56.6 44.9
173
2
10 17
10
L.I
Haze.
18
.282
,272
.242
54.9
60.j
60.1
61.2
53.5
.268
2
19
.193
.133
56.2
64.8
59.5
65.0
.255
28
22 |
20
.084
.032
.039
54-3
64.8
59.4
64.9
.328
21
.051
.032
.079
58.8
649
60.8
66.1
-375
9
17
22
.115
.190
59.5
67.6
61.9
68.0
58.
.397
68
13
2
106 50
22
10.0
9
20
3.0
8
Slight fog. flaze.
Haze.
1
0.4
Slight fog.
16 9 8
Huze.
23
.265
.221
.209
58.6
65.8
39.5
66.8
55.8
.250
32
4
3z
13
2 8
Haze.
24
.244
.187
.195
54.9
39++
.166
.143
.07.6
56,6
61.3
26
.032
.005
.004 63.3
63.8
62.5 62.8
56.7 59.9
51,8
.298
8
55.6
+373
22
60.8 64.7
59.8
+484
16
27
29.995 29.952
28
30.008
1
29.978
61.7
68.9
65.1
69.6 60.8
.525
9
20
30.029
30.131
64.2
69.7
62.3
71.0 60.9
.490
3
29
.161
.178 .163
58.8
61.1
60.3
61.3
58.8
.392
7
30
.133.
.135
.105 58.6
61.0
60.0
61.4
58.6
407
7 16
31
.035
.008 29.99+
59.8
62.8
63.5
65.5 59.8
-462
21
- שיתן תו
00 00 00 Q MO N00
20
10
0,0
Haze.
...
19
13 3.3
20
Zo
8.8
1.10
13
26
15
19
mang in a
7.4
Hazc.
A
9
5-3
Slight fog; Haze.
20
10.0
16
10.0
8
17
9.4
Sums.
Meaus 30.154
30.13+ 30.147
57.6
62.7
59.6 | 64.0
56.3
0.386
72
7.5 10.4 8.1 13.5 7.6 10.1
|
5+
0.345
In reducing the Barometer to gravity at latitude 45' a constant correction of −0·055 inch has been applied.
( Zb 2 )
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