Average temperature over 48 years |
°C |
15 |
3 |
6 |
10 |
16 |
20 |
25 |
26 |
25 |
21 |
16 |
9 |
5 |
Average high temperature over 48 years |
°C |
23 |
11 |
14 |
18 |
23 |
28 |
32 |
33 |
32 |
28 |
23 |
17 |
12 |
Average low temperature over 48 years |
°C |
8 |
-3 |
-1 |
2 |
7 |
12 |
17 |
20 |
18 |
15 |
8 |
1 |
-2 |
Highest recorded temperature over 48 years |
°C |
45 |
28 |
30 |
35 |
37 |
40 |
45 |
42 |
41 |
39 |
36 |
30 |
27 |
Lowest recorded temperature over 48 years |
°C |
-26 |
-26 |
-22 |
-16 |
-5 |
-1 |
7 |
10 |
11 |
0 |
-7 |
-18 |
-18 |
Average number of rainy days over 47 years |
days |
63 |
4 |
4 |
4 |
4 |
7 |
7 |
7 |
7 |
6 |
5 |
3 |
4 |
Average number of days above 27°C over 48 years |
days |
80 |
- |
- |
- |
2 |
8 |
18 |
23 |
20 |
9 |
1 |
- |
- |
Average precipitation over 48 years |
cm |
46.0 |
1.3 |
1.5 |
2.0 |
2.8 |
6.9 |
7.4 |
5.6 |
5.3 |
6.1 |
4.6 |
1.5 |
1.3 |
Average dew point over 34 years |
°C |
5 |
-5 |
-3 |
-1 |
2 |
8 |
13 |
15 |
15 |
13 |
6 |
0 |
-4 |
Average number of days above 17°C over 48 years |
days |
227 |
3 |
6 |
13 |
22 |
28 |
30 |
31 |
31 |
28 |
23 |
10 |
3 |
Most recorded rainfall over 48 years |
cm |
74.7 |
10.2 |
6.3 |
8.1 |
8.9 |
19.8 |
20.1 |
18.3 |
22.4 |
20.8 |
27.4 |
6.9 |
5.6 |
Least recorded rainfall over 48 years |
cm |
27.4 |
- |
- |
- |
- |
0.3 |
- |
- |
- |
- |
- |
- |
- |
Average number of days with thunderstorms over 48 years |
days |
48 |
- |
1 |
2 |
4 |
8 |
9 |
8 |
7 |
5 |
3 |
1 |
- |
Average number of days with fog over 48 years |
days |
61 |
7 |
7 |
5 |
4 |
6 |
3 |
2 |
3 |
6 |
6 |
6 |
6 |
Average morning relative humidity over 34 years |
% |
74 |
73 |
72 |
68 |
68 |
76 |
78 |
73 |
78 |
82 |
77 |
74 |
73 |
Average evening relative humidity over 34 years |
% |
38 |
41 |
39 |
32 |
29 |
34 |
36 |
38 |
42 |
45 |
38 |
38 |
41 |
Average wind speed over 34 years |
km/h |
19.3 |
17.7 |
19.3 |
20.9 |
22.5 |
22.5 |
20.9 |
19.3 |
17.7 |
17.7 |
17.7 |
17.7 |
16.1 |
Average number of days below -1.5°C over 48 years |
days |
92 |
25 |
19 |
11 |
2 |
- |
- |
- |
- |
- |
1 |
12 |
23 |
Average snowfall over 45 years |
cm |
26.2 |
6.1 |
7.4 |
3.8 |
0.5 |
- |
- |
- |
- |
- |
0.5 |
3.0 |
4.8 |
Average number of clear days over 47 years |
days |
160 |
13 |
11 |
12 |
12 |
11 |
13 |
14 |
15 |
14 |
17 |
15 |
13 |
Heating degree days over 30 years |
days |
3431 |
812 |
613 |
437 |
161 |
25 |
- |
- |
- |
17 |
154 |
456 |
756 |
Cooling degree days over 30 years |
days |
1689 |
- |
- |
10 |
44 |
162 |
366 |
465 |
400 |
200 |
42 |
- |
- |
Average possibility of sunshine over 21 years |
% |
71 |
65 |
66 |
73 |
74 |
71 |
75 |
77 |
76 |
71 |
75 |
68 |
65 |
Average number of cloudy days over 47 years |
days |
103 |
12 |
10 |
10 |
9 |
9 |
6 |
6 |
6 |
8 |
8 |
8 |
11 |
Average number of partly cloudy days over 47 years |
days |
102 |
6 |
7 |
9 |
9 |
11 |
11 |
11 |
10 |
8 |
6 |
7 |
7 |
Average number of days below -12.5°C over 48 years |
days |
4 |
2 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |