Average temperature over 48 years |
°C |
16 |
4 |
7 |
11 |
17 |
21 |
26 |
27 |
27 |
23 |
17 |
11 |
6 |
Average high temperature over 48 years |
°C |
22 |
10 |
12 |
17 |
22 |
27 |
31 |
33 |
33 |
29 |
23 |
16 |
11 |
Average low temperature over 48 years |
°C |
11 |
0 |
1 |
5 |
10 |
15 |
20 |
22 |
21 |
17 |
10 |
5 |
1 |
Highest recorded temperature over 48 years |
°C |
44 |
28 |
29 |
32 |
35 |
36 |
40 |
44 |
42 |
39 |
36 |
30 |
26 |
Lowest recorded temperature over 48 years |
°C |
-20 |
-20 |
-20 |
-8 |
-2 |
4 |
7 |
12 |
11 |
3 |
-1 |
-8 |
-18 |
Average number of rainy days over 51 years |
days |
105 |
10 |
9 |
10 |
10 |
10 |
8 |
8 |
7 |
7 |
7 |
8 |
9 |
Average number of days above 27°C over 48 years |
days |
73 |
- |
- |
- |
- |
4 |
16 |
22 |
20 |
9 |
1 |
- |
- |
Average precipitation over 48 years |
cm |
128.3 |
10.4 |
10.2 |
12.2 |
13.5 |
13.2 |
9.1 |
8.9 |
8.1 |
9.7 |
9.1 |
12.4 |
11.2 |
Average dew point over 48 years |
°C |
10 |
-1 |
0 |
4 |
9 |
15 |
19 |
21 |
20 |
16 |
10 |
5 |
0 |
Average number of days above 17°C over 48 years |
days |
219 |
2 |
3 |
10 |
20 |
29 |
30 |
31 |
31 |
29 |
23 |
9 |
2 |
Most recorded rainfall over 48 years |
cm |
189.0 |
31.8 |
27.9 |
26.4 |
36.1 |
32.3 |
19.8 |
20.1 |
36.8 |
25.9 |
38.9 |
33.3 |
41.9 |
Least recorded rainfall over 48 years |
cm |
71.9 |
1.3 |
2.3 |
1.8 |
1.3 |
1.8 |
- |
0.3 |
- |
0.8 |
0.3 |
0.8 |
3.3 |
Average number of days with thunderstorms over 48 years |
days |
58 |
2 |
2 |
5 |
6 |
7 |
8 |
9 |
7 |
4 |
3 |
3 |
2 |
Average number of days with fog over 48 years |
days |
150 |
14 |
12 |
11 |
10 |
13 |
11 |
12 |
14 |
15 |
13 |
12 |
13 |
Average morning relative humidity over 47 years |
% |
84 |
80 |
80 |
78 |
82 |
87 |
87 |
88 |
88 |
88 |
86 |
82 |
81 |
Average evening relative humidity over 47 years |
% |
53 |
58 |
53 |
50 |
51 |
54 |
53 |
54 |
52 |
52 |
48 |
52 |
57 |
Average wind speed over 48 years |
km/h |
12.9 |
12.9 |
16.1 |
14.5 |
14.5 |
14.5 |
12.9 |
12.9 |
12.9 |
12.9 |
9.7 |
14.5 |
12.9 |
Average number of days below -1.5°C over 48 years |
days |
56 |
19 |
12 |
5 |
- |
- |
- |
- |
- |
- |
- |
6 |
15 |
Average snowfall over 51 years |
cm |
13.0 |
5.8 |
3.6 |
1.3 |
- |
- |
- |
- |
- |
- |
- |
0.5 |
1.8 |
Average number of clear days over 35 years |
days |
119 |
9 |
9 |
9 |
9 |
8 |
9 |
9 |
12 |
11 |
14 |
11 |
9 |
Heating degree days over 30 years |
days |
3155 |
803 |
599 |
384 |
133 |
25 |
- |
- |
- |
8 |
128 |
387 |
688 |
Cooling degree days over 30 years |
days |
2005 |
- |
- |
15 |
46 |
187 |
402 |
524 |
484 |
281 |
66 |
- |
- |
Average possibility of sunshine over 32 years |
% |
62 |
46 |
54 |
57 |
62 |
68 |
73 |
71 |
73 |
68 |
69 |
56 |
48 |
Average number of cloudy days over 35 years |
days |
147 |
16 |
13 |
15 |
14 |
12 |
9 |
9 |
8 |
10 |
10 |
13 |
16 |
Average number of partly cloudy days over 35 years |
days |
100 |
6 |
6 |
7 |
7 |
11 |
12 |
13 |
11 |
9 |
7 |
6 |
6 |
Average number of days below -12.5°C over 48 years |
days |
1 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |