1
Day.
Station Royal Observatory, Hongkong,
•
Height above M.S.L. 109 ft.
Barometer at M.S.L. and
reduced to gravity at
latitude 45o.
Air Temperature.
1915.
Month of August,
Tension of
Vapour.
Relative
Humidity.
Wind.
Direction and Force.
Amount of
Cloud.
127.
Long. 7 36 41*8 E.
Lat. 22° 18' 13.2" N.
Rainfall.
Remarks.
1915.
7 4.
1 P.
9 p.
7th.
9 p.
Max.
Min.
Daily Daily Means. Means,
7 a.
I p.
9 1
Daily Means.
Ang
Ins
0
in.
Dir. Vel. Dir. Vel. Dir. Vel. points, m.pl. pointscmp to points.'m pol,
29.526
29.520
29.499
80.1
2
486
.507
-547
82.6 84.5
83.4
82.9
86.1
78.3
0.907
83.5
.909
1
577
.603
631
82.9
85.9
X2.7
86.9
82.0
935
12
12
18 6 27
12 35
28
14 19
(0-10.)
39 9.8
tus.
0.730
Lunar corona, Solar halo.
12
10.0
1.260
❘ 9.3
Lunar balo,
.614
.623
649
82.3
86.9
81.4
Ng.o
$1.0
934
16 * 17
7.3
.662 .667 .656
81.8
86.3
N2.0
89.3
x0.5
.926
No
7
3.9
.657
.662
.676
82.3
87.9
83.5
90.0
$1.1
.932
22
10
5.9
.65+
.638 .613
83.9
88.8
84.6
90.5
R2.8
.959
20 12 20 16
19
8.2
Solur halo,
.579
-545
-543
84.3
90.1
84.6
91.1
53.7
1.003
21
10 13
14
19
8.z
9
.503
526
-548
84.9
89.8
84.8
91.2
83.5
0.992
No
20
16
19 19
[8
7-5
10
55
.565
587
85.9
84.9
*ፍ.4
R0.2
1983
20
9
19
4+
16
:
9.2
0.455
| 1
.609
.59+
.603
84.0
$8.0
84.8
89.7
83-4
989
17
18 12
16 9
9.0
0.020
12
.583
.567
-555
84.8
85.7
84.8
87.7
82.9
.999
19
19
16
17
9.0
0.040
Lightning.
13
553
-597
84.8
87.9
84.3
89.7
84.1
1.01 [
83
20
14
9.0
0.055
14
.620 .638
.663
82.3
82.8
79.8
+
74.2
0.960
yo
10
10
9.4
1.263
15
701
1721
743
78.0
79.9
79.3
83.7
74.0
.881
16
763
-757
781
78.7
83-5
81.4
84.6
76.5
1917
17
.767
-z
·750
80,1
83.
80.6
86.7
78.6
953
83
18
-746 -741
.742
79.6
83.4
89.4
77.8
.921
੪॥
19
-739
-735
746
XL5
87.
83.6
89.8
79-4
931
Ko
20
-746
-733
.739
81.6
88.0
83.2
89.1
79.8
.926
79
21
711
.691
.684
82.0
89.8
83.8
90.1
79.5
-937
79
*++ 0 0 0 -
6
2
J 2
9.8
0.190
Slight fog, Thunderstorms.
7.1
Q
0.035
20
1.9
24
16
3
2.5
10
| 2
3
2
3.1
24
3
о
+.6
0.010
12
.674
.630
.653 82.8
89.6
83.7
917
79.8
1972
Xo
37
,610
.600
.613
82.8
86.8
83.8
yo.1
80.6
.956
No
22
++
21
9
32
[ ] 6.1
2+
23 5 6.1
0.190 0.260
24
.608
.625
.607
82.3
88.9
84.6
90.3
X0.8
.879 73
24 |
ZO
2.1
25
.607
,618
.648 82,6
91.8
83.9
93.1
80.3
.900
73
21
24 |
9
...
26
.649
.6-1
.686
83.8
84.9
82.4
Ny.5
81.0
.960
18
6 25
5.5
27
.723
713
-737
76.6
87.3
83.3
89.4
76.6
.929
از
20
10
19
8.1
2.390
.752 .769 .766
78.2
79.0
79.1
83.8
76.2
.895
yo 15
3
28
5 29
9.1
3.010
29
740
-754
1726
78.8 |
79.9
8.1
84.8
77.8
.90%
90
12
29
2
7
9.z
0.165
30
747
83.0
85.8
83-
88,1
78.6
.952
19
20 + 8.0
0.300
T
82.9
84.5
83.8
88.7
79.9
.964
83
| !
1
0.123
Slight fog. Lightning.
Lightning, Solar halo,
Thunder, Lightning.
Lightning.
Lightning, Haze, Thunder, Solar corona,
Thunderstorms, Slight fog, Solar halo.
Lightning, Thunder, Dew,
Dew, Thunderstorms, Rainbow, Solar hako, Slight
fog. Lunar balo,
Lightning, Dew Dew, Slight fog. Dew.
Dew,
Lightning. Thunderstorms. Lightning, Thunder.
Lunar corona, Lightning, Slight fog. Lunar balo, Slight fog,
Lunar esrons, New, Blight rog, Thunder, Lightning. Innor suron, Thunderstorms, Blight fog, Sular halı,
Thunderstorms, Slight fog.
Slight fog.
Slight fog, Thunderstorms, Solar halo. Lightning, Slight fog, Rainbow.
Snus.
Means 29.652 29.654 29.660 | 81.9
86.2
82.9
88.5 79.7 0.943 X2
17.5 7.7 20.3 11.5 14.6 7.3
6.9
10.520
In reducing the Barometer lo gravity at latitude 45” a constant correction of −0·955 inch has been applied.
( Zb 9 )
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