Table V.
Ten-yearly Means of Total Hourly Duration of Sunshine for each Month of the Year, and Mean Monthly Duration of Sunshine.
6 a.
78.
8 a.
9 a.
10 a.
11 8.
Nood.
1 p.
2 P.
3 P.
4 p.
5 p.
6 p.
Mean
Record.
Total
Possible.
Percentage
of
Possible.
Month.
25
January,.
February,
March,
April,
2.2
10.0
12.6
14.2
14.8
15.4
16.3
16.2
15.7
14.6
5.0
137.3
311
44.1
:
2.4
6.5
6.9
7.6
8.3
8.9
8.9
8.9
8.4
7.7
3.8
78.2
296
26.4
2:
1.3
4.3
5.8
7.0
8.0
8.6
8.5
8.2
8.3
7.0
2.9
69.9
344
20.3
...
0.1
3.7
7,0
9.2
10.8
11.5
12.1
12.5
12.4
12.0
10.2
6,5
0.5
:ུ
108.8
353
30.8
May,
1.0
6.9
9.5
11.4
12.8
13.8
14.3
14.6
14.1
13.5
12.0
9.7
2.4
136.0
380
35,8
June,..
2.1
9.77
12.9
14.7
15.4
15.8
15.1
15.5
16.0
14.5
12.6
10.1
3.5
157.8
376
42.0
July,
3.2
13.4
15.7
16.4
17.9
18.3
17.4
17.5
17.7
17.2
14.8
13.0
4.3
186.8
384
48.6
August,.
2.2
14.5
18.0
18.4
18.7
18.9
17.7
18.3
18.4
17.3
16.2
12.9
3.4
194.9
370
52.7
September,
0.2
11.9
17.3
19.3
20.8
20.8
20.4
20.3
18.9
18.1
17.0
12.3
0.3
197.6
340
58.1
October,
10.8
20.6
22.5
24.0
24.1
23.5
24.1
23.6
23.1
21.3
14.0
231.6
331
70.0
November,
:
7.1
17.8
20.3
21.4
22.0
22.1
22.6
21.9
21.0
20.0
8.9
205.1
306
67.0
December,
4.5
17.3
19.4
20.5
21.0
21.7
22.0
21.8
21.1
19.5
6.1
194.9
307
÷
63.5
Sums,..
8.8
88.4
156.9 176.9 191.1
197.3
197.5
201.1
198.1 190.2.
172.9 105.2
14.4
1898.9
4098
46.3
253