Average temperature over 38 years |
°C |
12 |
0 |
0 |
5 |
10 |
16 |
21 |
23 |
23 |
19 |
13 |
7 |
2 |
Average high temperature over 38 years |
°C |
17 |
5 |
6 |
10 |
16 |
21 |
26 |
29 |
28 |
25 |
18 |
13 |
7 |
Average low temperature over 38 years |
°C |
6 |
-5 |
-4 |
0 |
4 |
10 |
15 |
18 |
17 |
13 |
6 |
2 |
-3 |
Highest recorded temperature over 38 years |
°C |
41 |
25 |
23 |
29 |
34 |
37 |
41 |
40 |
37 |
37 |
32 |
27 |
23 |
Lowest recorded temperature over 38 years |
°C |
-23 |
-23 |
-23 |
-15 |
-11 |
-3 |
2 |
5 |
4 |
0 |
-6 |
-12 |
-18 |
Average number of rainy days over 50 years |
days |
112 |
11 |
10 |
11 |
11 |
10 |
9 |
9 |
9 |
8 |
7 |
9 |
10 |
Average number of days above 27°C over 38 years |
days |
18 |
- |
- |
- |
- |
1 |
4 |
7 |
5 |
1 |
- |
- |
- |
Average precipitation over 38 years |
cm |
102.4 |
8.4 |
7.4 |
9.9 |
8.4 |
8.4 |
6.3 |
10.9 |
10.9 |
7.6 |
7.4 |
8.4 |
8.1 |
Average dew point over 38 years |
°C |
6 |
-5 |
-5 |
-1 |
3 |
10 |
15 |
18 |
18 |
14 |
8 |
2 |
-2 |
Average number of days above 17°C over 38 years |
days |
153 |
- |
- |
2 |
6 |
17 |
27 |
31 |
31 |
25 |
11 |
2 |
- |
Most recorded rainfall over 38 years |
cm |
128.0 |
18.0 |
14.7 |
23.6 |
19.3 |
17.0 |
16.3 |
33.3 |
30.5 |
16.0 |
16.8 |
24.4 |
18.5 |
Least recorded rainfall over 38 years |
cm |
64.3 |
1.5 |
2.0 |
1.8 |
2.0 |
1.3 |
1.8 |
1.3 |
1.0 |
1.0 |
0.3 |
1.8 |
1.5 |
Average number of days with thunderstorms over 38 years |
days |
28 |
- |
- |
1 |
2 |
4 |
5 |
7 |
5 |
2 |
1 |
1 |
- |
Average number of days with fog over 38 years |
days |
172 |
12 |
11 |
13 |
13 |
15 |
16 |
19 |
19 |
16 |
14 |
12 |
12 |
Average morning relative humidity over 38 years |
% |
81 |
78 |
78 |
78 |
77 |
79 |
81 |
84 |
87 |
87 |
87 |
83 |
79 |
Average evening relative humidity over 38 years |
% |
59 |
60 |
57 |
55 |
54 |
57 |
58 |
60 |
62 |
61 |
59 |
61 |
61 |
Average wind speed over 38 years |
km/h |
17.7 |
20.9 |
20.9 |
22.5 |
17.7 |
17.7 |
16.1 |
16.1 |
14.5 |
12.9 |
16.1 |
19.3 |
20.9 |
Average number of days below -1.5°C over 38 years |
days |
109 |
25 |
22 |
17 |
6 |
- |
- |
- |
- |
- |
3 |
12 |
23 |
Average snowfall over 49 years |
cm |
40.9 |
13.2 |
13.7 |
6.6 |
0.8 |
- |
- |
- |
- |
- |
- |
1.0 |
5.6 |
Average number of clear days over 35 years |
days |
94 |
8 |
7 |
8 |
7 |
6 |
7 |
7 |
7 |
10 |
11 |
7 |
8 |
Heating degree days over 30 years |
days |
5169 |
1057 |
896 |
729 |
450 |
167 |
12 |
- |
- |
53 |
324 |
576 |
905 |
Cooling degree days over 30 years |
days |
826 |
- |
- |
- |
- |
25 |
144 |
301 |
260 |
86 |
10 |
- |
- |
Average possibility of sunshine over 33 years |
% |
56 |
50 |
52 |
55 |
55 |
56 |
60 |
61 |
64 |
60 |
59 |
50 |
46 |
Average number of cloudy days over 35 years |
days |
160 |
15 |
14 |
15 |
14 |
14 |
12 |
13 |
12 |
12 |
11 |
14 |
15 |
Average number of partly cloudy days over 35 years |
days |
111 |
8 |
7 |
8 |
9 |
11 |
11 |
11 |
12 |
8 |
9 |
9 |
8 |
Average number of days below -12.5°C over 38 years |
days |
10 |
5 |
3 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
2 |