SUPPLEMENT TO THE HONGKONG GOV" GAZETTE OF 17TH APR., 1886. 311
TABLE XIV.
Mean Percentage of Clouded Sky and Mean Diurnal Variation in each Month of the Year 1885.
Mean.
10 a.
1 p.
4 p.
7 p.
10 p.
7 a.
4 a.
Month.
1 a.
January,..
+3
+ 5
+7
+1
2
69
February,
---
3
by
+ 1
0
+ 3
+ 4
94
March,
+1
+ 5
+ 9
+ 2
17
+ 1
3
70
April,
+ 5
5
+ 8
0
7
1
- 4
76
May,..
+ 8
+ 9
0
+
1
- 10
74
June,
0
July,.
I
a
August,
7.
.
1
+ 3
1
+ 5
+ 1
CM
+
+
+ 5
7
74
+ 8
0
1
74
+ 3
+ 6
75
September....
O
+ 5
+10
October,
+ 2
+11
+ 5
1
1
00
1
+ 5
4
T
O
Co
- 11
65
6
4
50
November,
+ 5
+ 8
+12
3
8
- 13
46
December,
+ 5
+ 4
0
-
7
+ 1
43
時尚
Mean,
+0.8
+1.2
+5.7
-1.4
-0.7
0.0
-1.8
- 4.2
67
*
Month.
TABLE XV.
Mean Sea Disturbance in each Month of the Year 1885.
Mean.
10 a.
4 p.
10 p.
4 a.
January,
February,
4.2
4.3
4.3
4.4
4.3
4.3
4.4
4.1
4.3
4.3
March,
2.8
2.8
2.8
2.8
2.8
April,
2.7
2.8
2.7
2.6
2.7
May,
2.8
3.1
2.8
2.8
2.9
June,.
2.2
2.1
2.2
1.9
2.1
July,
1.8
1.7
1.7
2.0
1.8
August,
1.5
1.7
1.8.
1.7
1.7
September,
0.9
1.4
1.3
1.7
1.3
October,
2.7
2.8
2.3
2.6
2.6
November,
2.1
2.4
2.0
2.2
2.2
December,..
2.1
2.3
2.2
2.0
2.2
Mean,
2.5
2.65
2.5
2.6
2.6