Average temperature over 47 years |
°C |
8 |
-5 |
-2 |
1 |
7 |
13 |
18 |
22 |
22 |
16 |
9 |
1 |
-3 |
Average high temperature over 47 years |
°C |
15 |
1 |
3 |
7 |
14 |
20 |
25 |
30 |
30 |
23 |
17 |
8 |
2 |
Average low temperature over 47 years |
°C |
1 |
-12 |
-9 |
-5 |
0 |
6 |
11 |
14 |
13 |
7 |
2 |
-5 |
-10 |
Highest recorded temperature over 47 years |
°C |
43 |
24 |
23 |
27 |
33 |
36 |
41 |
43 |
41 |
40 |
34 |
25 |
23 |
Lowest recorded temperature over 47 years |
°C |
-34 |
-32 |
-31 |
-27 |
-17 |
-7 |
0 |
3 |
3 |
-7 |
-18 |
-28 |
-34 |
Average number of rainy days over 51 years |
days |
96 |
7 |
7 |
9 |
9 |
12 |
12 |
9 |
8 |
6 |
5 |
6 |
6 |
Average number of days above 27°C over 47 years |
days |
31 |
- |
- |
- |
- |
1 |
3 |
11 |
12 |
4 |
- |
- |
- |
Average precipitation over 47 years |
cm |
40.9 |
1.0 |
1.3 |
2.5 |
4.6 |
6.9 |
7.6 |
5.1 |
3.8 |
2.8 |
2.5 |
1.5 |
1.0 |
Average dew point over 21 years |
°C |
0 |
-10 |
-9 |
-5 |
-1 |
5 |
10 |
11 |
10 |
4 |
0 |
-6 |
-10 |
Most recorded rainfall over 47 years |
cm |
66.0 |
4.3 |
6.3 |
6.9 |
13.2 |
17.8 |
17.8 |
15.5 |
12.2 |
7.9 |
9.7 |
5.6 |
4.1 |
Least recorded rainfall over 47 years |
cm |
23.1 |
- |
0.3 |
0.3 |
- |
0.8 |
1.5 |
1.0 |
0.8 |
- |
- |
0.3 |
- |
Average number of days with thunderstorms over 47 years |
days |
40 |
- |
- |
- |
1 |
6 |
10 |
12 |
8 |
3 |
- |
- |
- |
Average number of days with fog over 47 years |
days |
41 |
3 |
5 |
5 |
5 |
4 |
3 |
2 |
2 |
2 |
2 |
4 |
4 |
Average morning relative humidity over 21 years |
% |
71 |
69 |
73 |
76 |
72 |
73 |
74 |
70 |
69 |
69 |
68 |
71 |
70 |
Average evening relative humidity over 21 years |
% |
45 |
54 |
53 |
49 |
42 |
45 |
47 |
38 |
33 |
35 |
38 |
49 |
56 |
Average wind speed over 21 years |
km/h |
27.4 |
29.0 |
29.0 |
30.6 |
30.6 |
27.4 |
22.5 |
20.9 |
20.9 |
25.7 |
27.4 |
29.0 |
29.0 |
Average number of days below -1.5°C over 47 years |
days |
169 |
30 |
26 |
27 |
15 |
2 |
- |
- |
- |
2 |
11 |
25 |
30 |
Average snowfall over 51 years |
cm |
99.3 |
12.7 |
16.3 |
22.4 |
15.5 |
2.0 |
0.3 |
- |
- |
0.3 |
4.1 |
13.0 |
13.0 |
Average number of days above 14.5°C over 47 years |
days |
164 |
- |
1 |
3 |
9 |
20 |
27 |
31 |
30 |
24 |
15 |
3 |
1 |
Average number of clear days over 51 years |
days |
111 |
8 |
6 |
7 |
6 |
7 |
9 |
13 |
14 |
13 |
12 |
8 |
9 |
Heating degree days over 30 years |
days |
7301 |
1324 |
1072 |
958 |
597 |
311 |
103 |
18 |
31 |
211 |
505 |
906 |
1265 |
Cooling degree days over 30 years |
days |
611 |
- |
- |
- |
- |
7 |
97 |
241 |
205 |
61 |
- |
- |
- |
Average possibility of sunshine over 51 years |
% |
63 |
56 |
60 |
63 |
62 |
60 |
65 |
72 |
74 |
69 |
66 |
55 |
55 |
Average number of cloudy days over 51 years |
days |
139 |
15 |
14 |
15 |
15 |
13 |
10 |
5 |
5 |
8 |
11 |
14 |
14 |
Average number of partly cloudy days over 51 years |
days |
115 |
8 |
8 |
9 |
9 |
11 |
11 |
13 |
12 |
9 |
8 |
8 |
8 |
Average number of days below -15°C over 47 years |
days |
30 |
11 |
7 |
3 |
- |
- |
- |
- |
- |
- |
- |
2 |
7 |