Station: Royal Observatory, Hongkong.
Height above M.S.L. 109 ft.
Barometer at M.S.L. and
Day.
reduced to gravity at
latitude 45°.
Air Temperature.
1917.
Month of August.
Tension of
Vapour.
Relative
Humidity.
Wind.
Direction and Forec.
Amount of
Cloud.
Long, 7 36m 41" 8 E.
Lat. 22° 18' 13.2" N.
Rainfall.
Remarks.
1917.
7.
ր.
9 P.
72.
I p.
9 P
Max.
Min.
Daily Daily Means. Menus. 7 a,
Daily
I p.
9 p. Means.
Dir. Vel. Dir. Vel. Dir. Vel.
Ang.
ins.
in
▸
บ
Ja.
*
ย
29.601
29.582
29.611
78.6
84.6
81.6
87.4
77-5
0.913
2
.615
.630
.666
81.5
84.2
81.7
85-7
78.6
.936
3
.653
.680
.666 81.9
$2.9
81.5
88.8
80.7
.936
.662
.644
.651
80.3
87.8
82.0
88.9
79.8
.953
34 00 00 00 00
palatsin.p.hpoints m.pl points./m.jul.
[(0-10).
ins,
85
J 24 6 16
5
6.3
0.580
86
19 6
17
14
9.5
0.455
84
17
23
13
8.1
Lunar corona, Dew, Lightning. Thunderstorms.
Lunar corona.
I
85
17
7
Lunar halo, Dew.
.657
.666
.660
80.8
83.5
80.9
85.6
79.3
.909
84
9
3 8 18 7 IC
8.2
0.145
.621
.609 .624
79.2
81.8
80.3
83.7
77-1
.882
10 86
14 13 22
16 13
9.2
0.865
.655
.693
.734
79.2 82.5
76.4
83.9
76.3
852
16
18 16
83
17 19
2*
9.9
0.790
.764
785
.835
79.3
83.3
80.0
85.2
76.5
.875 84
14
14 12 17 10 15
8.9
0.055
9
.854
.863
.881
79.3
84.5
80.7
85.5
77.0
.880
83
7
8
TO
.866 .849
.806
77-5
85.9
81.0
87.8
77.2
.897 82
10
.795
747
-713
80.1
88.0
83.9
89.8
79 1
26
.920
4 23
79
12
.691
.654
.594
83.0
87.9
80.5
88.1
77-3
.925
84
9
X
26
13
.328
.249
.639 79.3
-6.0
77.8
82.8
74.8
.799
Ro
29
33 19
ao mo a
9
14
5.0
0.340
14
3.6
28
4
1.7
30 12
6.4
1.405
Dow, Thunderstorms,
38 17 15
8.9
4.310
14
.659
.703
+732
75-5
84.6
80.2
87.6
74-4
.956
87
I 15 7 10
7.1
0.600
Solar halo.
15
.757
.768 .787
80.8
84.0
81.0
87.1 79.6
-936 84
9
10 10
27 2 +3
16
.744
.716
.736
79.6
87.6
81.8 89.2
77.8
.938 83
23 10
8 12
++
17
.709 .669
.647
79-5
86.6
81.8
86.7
77.1
.877 80
7
24
7 29
18
.562
.516
-491
$1.2
87.0
84.4
88.2
79.8
.930
79
25
23
10 24
فيا له
4.0
7
1.6
19
-494
483
-518
82.4
87.4
85.2
88.7
81.9 .893
26
74
9
3
16 21 13
2.0
20
.534
·547
.634
784 84.5 78.8
86.7
78.2
28
|
.917
4
26
8 27
LA
9.+
0.300
#!
.669 .705
.764
79.4
86.4
79.2
89.3
77.7
.891
17
2
16
४
22
-773 .847 .833
80.4
77.2
78.1
81.6
77.0
.902
L
91
23
.830 .830
.862
77-4
84.0 81.3
28
86.0
77.2
.911
87
24 .857
.850
.845
81.1
87.7
82.9
89.2
79-5
.939
8z
27
~ 00
2
2
25
.824 .831
.822
82.8
87-3
82.2
88.2
81.0
.905
78
21
26
,800 -798
.765 82.7
87.0
81.9
88.5
79.9
.886
19
77
27
.791
.808
.828 79.8
87-9
81.3
88.3
79-5
.874
77
28
.822
.831
.797
80.2
86.9
81.9
88.0
79.2
.915 81 26
INN LA LA H (
25
20
00- N 00
6.3
0.355
28 3 8.8
1.425
7
21
4
6.1
0.325
8 21
5.8
ᅡ
5
20
22 7
5.0
N
21
10 17
2
3.2
24
OG
8
1.2
3 24
[ ] 23 3
1.5
29
-798 .762
.727
81.0
89.5
81.8
80.1
90.5
.926 79
23
10
1.7
30
.722
-733
.734
78.6 86.9
81.8
87.7
77-9
.890 80
24
10 16 2
31
734
-731
-753
79.7
86.7
80.7
87.0
77.2
.896
82
9
IZ
M N
3.2
Solar halo, Lunar halo, Rainbow,
Solar halo. Unusual visibility, Rainbow.
Unasual visibility.
Unusual visibility, Dew, Rainbow.
Solar halo, Dew, Lightning.
Dew, Thunder.
Lightning..
Solar halo, Dew.
Solar bulo, Dew, Lightning.
Lightning.
Solar Lalo.
Solar corona, Lightning. Thunderstorms.
Dew, Lightning, Thunder. Dew,
Thunderstorms.
Solar halo, Thunderstorms.
Thunder.
Dew, Lightning.
Dew.
Solar coronn, Lanar balo. Lunar halo, Dew, Solar balo.
Solar corona, Dew.
8 5 2.2
Dow.
TI
Sums.
Menus 29.705
29.703 29.721
80.0
85.2
81.1
87.2
78.3
0.904 83
23.4 5.7 21.2 11.9 20.2 6.0
721.2
5-5
11.950
In reducing the barometer readings to gravity at latitude 45o, a constant correction of—0-055 inch has been applied.
( Zb 8 )
318
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