Average temperature over 48 years |
°C |
16 |
5 |
6 |
10 |
16 |
20 |
24 |
26 |
25 |
22 |
16 |
11 |
6 |
Average high temperature over 48 years |
°C |
21 |
10 |
12 |
16 |
22 |
26 |
30 |
31 |
31 |
27 |
22 |
16 |
11 |
Average low temperature over 48 years |
°C |
10 |
0 |
0 |
4 |
9 |
14 |
18 |
20 |
20 |
16 |
10 |
4 |
0 |
Highest recorded temperature over 48 years |
°C |
40 |
25 |
27 |
30 |
33 |
36 |
39 |
39 |
39 |
40 |
36 |
29 |
25 |
Lowest recorded temperature over 48 years |
°C |
-20 |
-20 |
-15 |
-15 |
-3 |
0 |
7 |
11 |
11 |
3 |
-4 |
-11 |
-16 |
Average number of rainy days over 54 years |
days |
111 |
10 |
10 |
11 |
9 |
10 |
9 |
11 |
10 |
7 |
7 |
8 |
10 |
Average number of days above 27°C over 48 years |
days |
44 |
- |
- |
- |
- |
2 |
9 |
15 |
12 |
4 |
- |
- |
- |
Average precipitation over 48 years |
cm |
109.2 |
9.4 |
9.4 |
11.7 |
7.6 |
9.1 |
8.9 |
9.7 |
10.4 |
8.4 |
8.1 |
7.9 |
8.4 |
Average dew point over 48 years |
°C |
8 |
-1 |
-1 |
2 |
6 |
12 |
17 |
19 |
19 |
16 |
10 |
3 |
0 |
Average number of days above 17°C over 48 years |
days |
207 |
1 |
2 |
9 |
19 |
28 |
30 |
31 |
31 |
28 |
20 |
7 |
2 |
Most recorded rainfall over 48 years |
cm |
157.7 |
18.8 |
19.3 |
22.4 |
19.3 |
31.8 |
21.1 |
21.1 |
25.4 |
24.6 |
37.3 |
22.1 |
19.1 |
Least recorded rainfall over 48 years |
cm |
68.3 |
1.0 |
0.5 |
1.5 |
0.8 |
0.8 |
0.3 |
1.3 |
1.5 |
- |
- |
1.3 |
1.0 |
Average number of days with thunderstorms over 48 years |
days |
41 |
1 |
1 |
2 |
3 |
6 |
7 |
9 |
7 |
3 |
1 |
1 |
- |
Average number of days with fog over 48 years |
days |
160 |
13 |
11 |
12 |
9 |
13 |
13 |
16 |
18 |
16 |
13 |
13 |
13 |
Average morning relative humidity over 48 years |
% |
82 |
78 |
77 |
78 |
78 |
82 |
83 |
86 |
88 |
88 |
86 |
83 |
79 |
Average evening relative humidity over 48 years |
% |
51 |
53 |
48 |
46 |
43 |
49 |
51 |
54 |
55 |
54 |
50 |
50 |
53 |
Average wind speed over 48 years |
km/h |
14.5 |
16.1 |
17.7 |
17.7 |
17.7 |
14.5 |
12.9 |
12.9 |
12.9 |
12.9 |
14.5 |
14.5 |
14.5 |
Average number of days below -1.5°C over 48 years |
days |
63 |
18 |
14 |
8 |
1 |
- |
- |
- |
- |
- |
1 |
7 |
16 |
Average snowfall over 54 years |
cm |
14.0 |
5.1 |
4.3 |
3.0 |
- |
- |
- |
- |
- |
- |
- |
0.3 |
1.3 |
Average number of clear days over 45 years |
days |
111 |
9 |
8 |
9 |
10 |
8 |
8 |
7 |
7 |
9 |
13 |
12 |
10 |
Heating degree days over 30 years |
days |
3341 |
797 |
630 |
437 |
183 |
42 |
- |
- |
- |
6 |
161 |
391 |
694 |
Cooling degree days over 30 years |
days |
1582 |
- |
- |
- |
15 |
116 |
321 |
443 |
412 |
228 |
47 |
- |
- |
Average possibility of sunshine over 43 years |
% |
63 |
55 |
58 |
62 |
68 |
66 |
67 |
67 |
65 |
65 |
66 |
58 |
56 |
Average number of cloudy days over 45 years |
days |
151 |
16 |
14 |
14 |
12 |
13 |
11 |
12 |
11 |
11 |
10 |
12 |
15 |
Average number of partly cloudy days over 45 years |
days |
103 |
6 |
6 |
8 |
8 |
10 |
11 |
12 |
13 |
10 |
8 |
6 |
6 |
Average number of days below -12.5°C over 48 years |
days |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |