Station: Royal Observatory, Hongkong.
Height above M.S.L. 109 ft.
Barometer at M.S.L. and
Day.
redneed to gravity at
latitude 45°.
Air Temperature.
1916.
Month of July.
Tension
of
Vapour.
Relative
Humidity.
Wind.
Direction and Force.
Amount of
Clond.
Long. 7 36 418 E.
Lat. 22° 18' 13.2" N.
Rainfall.
Remarks.
1916.
7 n.
1 p.
9 p.
7.
1 p.
9 p.
Max. Min.
Daily Daily Means. Means.]
7 a.
I p.
9 P.
Daily Means.
in.
%%
July.
Lok.
ins.
ins
7
D
P
29.826
29.810
29.806
78.9
86.0
81.6
854
77-4
2
1 .819
.830
.829
81-4
85.5
81.2
85.9
79.3
3
-809
.832
.822
80.7
86.1
81.4
87.1
78.2
.876
0.856 77
.887 80
79 10
+
.783
-790
.782
81.5
85.2
82.0
86.2
80.0
-749
-750
-742
82.6
87.2
82.3
87.5
80.3
.906
* KORR
Dir. Vel. Dir. Vel. Dir. Vol. (0-10.)
points m.p..polats. m.ph. points. m.p.h
Ins.
10 83 .924
66 = :
I JO II II 10
10 23 12
2.1
2
1.9
Dew. Dew.
9 13 10 8
1.2
X 4
15 10 13
+7
0.120
Rainbow.
79
13
10
20
10
6.z
0.030
Solar halo, Rainbow.
.711
-731
-745
81.0
85.8
80.6
87.2
75.6
.886 82
TO
16 13
IZ 12
8.2
0.905
Solar halo, Thunderstorms.
-757
.770
.776
80.4
84.2
80.4
86.0
77.3
.877
83
18
10
16
16 20
9.1
1.090
.740
.730
.746
80.6
76.1
82.8
77-9
75.4
.870
89 16 16 18
9
.739
.763
-791
74.6
81.4
81.8
83.2
73.5
.855
87
20
10
.765
.800
.801
79-4
82.6
81.4
83.7
75.1
.853
82
16
+0
4 19
15
.835
.859
.867
81.0
85.5
80.7
87.6
79.1
.868
15
12
.88z
.880
.853
79.6
86.5
81.3
87.0 76.2
.883
82
I 9 7
86.1
13
.894
.868
.841
79.1
81.3
88.4
77.1
.893
81
00 N NNNN
18 15 +
10.0
2.675
Thunderstorms.
Thunderstorms.
I 2 20 zz
10.0
2.385
Thunderstorms.
19 22 15 6
9.9
0.055
3 16 12 17 2
5.0
Slight fog, Lightning. Lunar corona.
4.1
9 7 30
3
3.9
14
.860
.859
.800
79-3
87.6
80.9
89.6
77.0
.851
77
25
8
2.0
.828
.790
.799
78.5
86.4
81.7
89.2
77.8
.861
77
24
10
15
5
2.7
16
+791
-795
.791
80.6
86.6
81.5
89.3
78.4
.863
77
25
2 19 7
15
2.3
Solar halo, Slight fog.
Lutuar corous, Slight fog.
Slight fog.
Slight fog. Slight fog.
17
.813
.830
.835
82.2
*84.9
82.1
88.6
78.0
.887 79
7
12 14 3
2.9
Dew.
18
.829 .843
.822
81.6
86.4
81.8
87.5
78.5
.897
79
13
19
.807
.797
-795
81.6
85.6
815
87.1
78.3
.899
81
9
14 16
3.2 0.010
Dew.
10 6.5
0.105
Thunderstorms.
20 -778 .777
.789
81.0
83.3
81.2
85.4
78.0
.913
84
ني
4.5
0.145
Dew.
1.8
21 .798
.798
.774
79.7
86.5
81.9
89.3
78.0
.892
80
22
.765 .756
.712
79.7
87.4
83.3
90.4
78.1
.885
77
I
23
-708 .681
.664
81.
1.4
89.1 83.6 91,0
79.5
.890
75
IO 3
24
.686
715
-745
82.8
89.9
83.3
92.1
81.0
.917 76 24
2
25
-752 .758
.767
78.9
85.6
82.5
87.4 78.5
.888 79
25
4
26
-737
.722
.723
80.4
89.0
84.0
90.8
79.0
.887 75
27
,685
.677
.697
82.4
89.5
83.6
91.1
80,2
.886 75
་
28
.684 .682
.675
80.3
87.6
83.9
89.0
80.1
.883 75
I
29
.681 .678
.671
77.9
88.z
83.8
89.8
76.7
.897 77
23
5
30
.688
.680
.671
82.6 89.6
83.9
90.7
81.0
.905 76 24 4
NNNNNNNNNN
Dew.
23
I 3.5
Dew,
3
6
24
7 20 3 2.6
ΤΟ 20
24
10
25
19
10
31.
.686
.666 .677
82.J
88.2
83.5
90.1
81.7
.877 74 23 7 20 16
656
19
20
NIH me at et on en
17 2 4.7
Solar balo, Lunar halo, Dew.
7
Haze, Dew, Lightning.
6.5
0.015
Haze, Rainbow, Lightning.
Slight fog, Haze, Unusual Visibilı-
3.4
Solar halo, Haze, Dew.
[ky.
4
3.7
0.200
Thunder.
2
4-4
0.560
Haze.
3
6.7
J
3
5-5
-
Solur balo.
Sums.
Means 29.83 29.83
29.82
80.4
86.3
81.9
88.0
78.2
0.884 79
16.2
4.0 18.1 12.0 15.45-4
4.8
8.295
In reducing the Barometer to gravity at latitude 45o a constant correction of −0·055 inch has been applied.
( Zb 8 )