Average temperature over 50 years |
°C |
8 |
-3 |
-3 |
1 |
7 |
13 |
18 |
21 |
21 |
16 |
11 |
5 |
-1 |
Average high temperature over 50 years |
°C |
13 |
0 |
0 |
5 |
12 |
18 |
24 |
27 |
26 |
21 |
15 |
8 |
2 |
Average low temperature over 50 years |
°C |
4 |
-7 |
-7 |
-3 |
2 |
8 |
13 |
16 |
15 |
11 |
6 |
1 |
-5 |
Highest recorded temperature over 50 years |
°C |
37 |
22 |
18 |
26 |
34 |
32 |
35 |
36 |
37 |
36 |
30 |
26 |
23 |
Lowest recorded temperature over 50 years |
°C |
-28 |
-26 |
-28 |
-21 |
-11 |
-3 |
2 |
7 |
3 |
-5 |
-6 |
-13 |
-23 |
Average number of rainy days over 50 years |
days |
169 |
20 |
17 |
16 |
14 |
12 |
10 |
10 |
11 |
11 |
12 |
16 |
20 |
Average number of days above 27°C over 50 years |
days |
4 |
- |
- |
- |
- |
- |
1 |
2 |
1 |
- |
- |
- |
- |
Average precipitation over 50 years |
cm |
97.3 |
7.6 |
6.3 |
7.4 |
7.6 |
7.9 |
7.9 |
7.6 |
9.7 |
8.6 |
7.9 |
9.9 |
8.9 |
Average dew point over 50 years |
°C |
3 |
-7 |
-7 |
-3 |
1 |
6 |
12 |
15 |
15 |
11 |
5 |
0 |
-5 |
Most recorded rainfall over 50 years |
cm |
135.9 |
17.5 |
15.0 |
15.2 |
15.0 |
18.3 |
21.3 |
22.6 |
27.2 |
22.9 |
23.1 |
24.9 |
22.1 |
Least recorded rainfall over 50 years |
cm |
72.4 |
2.5 |
2.0 |
3.0 |
3.3 |
3.0 |
0.3 |
2.3 |
2.8 |
2.0 |
0.8 |
3.8 |
4.3 |
Average number of days with thunderstorms over 50 years |
days |
30 |
- |
- |
1 |
2 |
3 |
5 |
6 |
6 |
4 |
2 |
1 |
- |
Average number of days with fog over 50 years |
days |
158 |
12 |
12 |
14 |
13 |
14 |
13 |
13 |
15 |
13 |
13 |
13 |
13 |
Average morning relative humidity over 50 years |
% |
79 |
79 |
80 |
80 |
77 |
76 |
77 |
79 |
83 |
83 |
81 |
80 |
80 |
Average evening relative humidity over 50 years |
% |
62 |
73 |
70 |
65 |
57 |
55 |
54 |
54 |
56 |
59 |
60 |
69 |
73 |
Average wind speed over 50 years |
km/h |
22.5 |
29.0 |
27.4 |
25.7 |
22.5 |
20.9 |
20.9 |
19.3 |
19.3 |
19.3 |
22.5 |
22.5 |
22.5 |
Average number of days below -1.5°C over 50 years |
days |
131 |
28 |
26 |
24 |
10 |
1 |
- |
- |
- |
- |
3 |
14 |
26 |
Average snowfall over 50 years |
cm |
231.4 |
59.2 |
46.2 |
29.7 |
7.9 |
0.8 |
- |
- |
- |
- |
0.8 |
29.2 |
57.7 |
Average number of days above 14.5°C over 50 years |
days |
152 |
- |
- |
2 |
7 |
18 |
28 |
31 |
31 |
23 |
11 |
2 |
- |
Average number of clear days over 50 years |
days |
54 |
1 |
2 |
4 |
5 |
5 |
6 |
7 |
7 |
6 |
6 |
2 |
1 |
Heating degree days over 30 years |
days |
6747 |
1283 |
1134 |
967 |
594 |
279 |
59 |
5 |
17 |
130 |
431 |
735 |
1113 |
Cooling degree days over 30 years |
days |
477 |
- |
- |
- |
- |
19 |
86 |
194 |
141 |
37 |
- |
- |
- |
Average possibility of sunshine over 50 years |
% |
48 |
31 |
38 |
45 |
51 |
58 |
65 |
67 |
64 |
57 |
49 |
29 |
27 |
Average number of cloudy days over 50 years |
days |
208 |
24 |
20 |
19 |
17 |
16 |
12 |
11 |
12 |
14 |
16 |
23 |
24 |
Average number of partly cloudy days over 50 years |
days |
103 |
6 |
6 |
8 |
8 |
10 |
12 |
13 |
12 |
10 |
9 |
5 |
6 |
Average number of days below -15°C over 50 years |
days |
11 |
5 |
4 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
1 |