|
CLONES
|
|
monthly and annual mean and extreme values
|
|
1961-1990
|
|
TEMPERATURE (degrees
Celsius) |
jan
|
feb
|
mar
|
apr
|
may
|
jun
|
jul
|
aug
|
sep
|
oct
|
nov
|
dec
|
year
|
|
mean daily max.
|
6.7
|
7.1
|
9.2
|
11.6
|
14.5
|
17.2
|
18.6
|
18.3
|
16.0
|
13.1
|
8.9
|
7.4
|
12.4
|
|
mean daily min.
|
1.3
|
1.3
|
2.1
|
3.4
|
5.7
|
8.6
|
10.4
|
10.1
|
8.3
|
6.5
|
2.9
|
2.2
|
5.2
|
|
mean
|
4.0
|
4.2
|
5.7
|
7.5
|
10.1
|
12.9
|
14.5
|
14.2
|
12.1
|
9.8
|
5.9
|
4.8
|
8.8
|
|
absolute max.
|
13.1
|
14.0
|
20.6
|
21.9
|
25.4
|
28.1
|
30.5
|
27.5
|
23.5
|
22.1
|
16.2
|
14.8
|
30.5
|
|
absolute min.
|
-12.4
|
-9.0
|
-9.8
|
-4.2
|
-3.7
|
0.5
|
4.1
|
1.5
|
-0.2
|
-3.0
|
-6.6
|
-10.4
|
-12.4
|
|
mean no. of days with air frost
|
10.4
|
9.2
|
6.8
|
3.3
|
0.6
|
0.0
|
0.0
|
0.0
|
0.0
|
0.8
|
6.5
|
8.6
|
46.1
|
|
mean no. of days with ground frost
|
16.7
|
14.9
|
13.4
|
11.5
|
6.3
|
1.5
|
0.2
|
0.8
|
2.1
|
4.4
|
12.9
|
14.3
|
98.9
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
RELATIVE HUMIDITY (%) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
mean at 0900UTC
|
90
|
89
|
87
|
82
|
78
|
79
|
82
|
85
|
88
|
90
|
91
|
91
|
86
|
|
mean at 1500UTC
|
85
|
78
|
73
|
68
|
67
|
69
|
70
|
72
|
75
|
79
|
83
|
86
|
75
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
SUNSHINE (hours) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
mean daily duration
|
1.41
|
2.08
|
3.03
|
4.52
|
5.28
|
4.91
|
4.28
|
4.07
|
3.32
|
2.44
|
1.79
|
1.13
|
3.19
|
|
greatest daily duration
|
7.5
|
9.5
|
11.3
|
13.4
|
15.3
|
16.0
|
15.7
|
13.5
|
11.7
|
9.3
|
8.5
|
6.7
|
16.0
|
|
mean no. of days with no sun
|
13
|
8
|
6
|
4
|
2
|
2
|
3
|
3
|
5
|
7
|
10
|
14
|
77
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
RAINFALL (mm) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
mean monthly total
|
90.8
|
67.4
|
77.5
|
55.9
|
67
|
68
|
60.3
|
85.8
|
82.7
|
97.3
|
85.3
|
90.3
|
928.3
|
|
greatest daily total
|
27.1
|
27.1
|
33.5
|
24.9
|
26.9
|
30.4
|
37.5
|
45.6
|
27.6
|
76.8
|
34.8
|
35.1
|
76.8
|
|
mean no. of days with >= 0.2mm
|
21
|
16
|
19
|
16
|
17
|
17
|
17
|
19
|
18
|
20
|
19
|
20
|
218
|
|
mean no. of days with >= 1.0mm
|
16
|
12
|
14
|
12
|
13
|
12
|
12
|
14
|
14
|
15
|
14
|
15
|
164
|
|
mean no. of days with >= 5.0mm
|
7
|
5
|
6
|
4
|
5
|
5
|
4
|
6
|
6
|
6
|
6
|
7
|
66
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
WIND (knots) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
mean monthly speed
|
9.8
|
9.6
|
10.1
|
8.5
|
8.0
|
7.2
|
6.9
|
6.9
|
7.5
|
8.5
|
8.5
|
9.4
|
8.4
|
|
max. gust
|
83
|
81
|
73
|
63
|
60
|
57
|
53
|
55
|
87
|
68
|
71
|
75
|
87
|
|
max. mean 10-minute speed
|
54
|
51
|
45
|
40
|
35
|
36
|
32
|
37
|
50
|
40
|
42
|
47
|
54
|
|
mean no. of days with gales
|
1.2
|
0.8
|
0.9
|
0.2
|
0.2
|
0.1
|
0.0
|
0.0
|
0.2
|
0.3
|
0.3
|
0.5
|
4.8
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
WEATHER (mean
no. of days with..) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
snow or sleet
|
7.1
|
6.4
|
4.9
|
2.0
|
0.4
|
0.0
|
0.0
|
0.0
|
0.0
|
0.1
|
2.0
|
4.2
|
26.9
|
|
snow lying at 0900UTC
|
4.7
|
2.5
|
1.3
|
0.3
|
0.0
|
0.0
|
0.0
|
0.0
|
0.0
|
0.0
|
0.5
|
1.4
|
10.8
|
|
hail
|
1.2
|
1.9
|
3.9
|
3.0
|
1.7
|
0.4
|
0.1
|
0.1
|
0.3
|
0.7
|
1.2
|
1.0
|
15.5
|
|
thunder
|
0.1
|
0.1
|
0.1
|
0.3
|
1.1
|
1.6
|
0.9
|
0.8
|
0.4
|
0.1
|
0.0
|
0.1
|
5.7
|
|
fog
|
5.1
|
4.4
|
2.7
|
2.9
|
2.0
|
2.0
|
2.3
|
4.7
|
5.2
|
5.1
|
5.7
|
4.7
|
46.8
|
