Average temperature over 42 years |
°C |
8 |
-4 |
-3 |
1 |
7 |
13 |
18 |
21 |
20 |
15 |
10 |
4 |
-2 |
Average high temperature over 42 years |
°C |
13 |
0 |
1 |
5 |
12 |
18 |
23 |
26 |
25 |
20 |
15 |
8 |
1 |
Average low temperature over 42 years |
°C |
3 |
-8 |
-8 |
-3 |
1 |
7 |
12 |
16 |
15 |
10 |
5 |
0 |
-6 |
Highest recorded temperature over 42 years |
°C |
37 |
19 |
19 |
27 |
32 |
33 |
36 |
35 |
36 |
37 |
29 |
26 |
21 |
Lowest recorded temperature over 42 years |
°C |
-25 |
-25 |
-24 |
-21 |
-11 |
-2 |
2 |
6 |
3 |
-1 |
-6 |
-14 |
-25 |
Average number of rainy days over 38 years |
days |
133 |
12 |
11 |
12 |
11 |
12 |
11 |
10 |
10 |
9 |
9 |
12 |
13 |
Average number of days above 27°C over 42 years |
days |
4 |
- |
- |
- |
- |
- |
1 |
2 |
1 |
- |
- |
- |
- |
Average precipitation over 42 years |
cm |
120.1 |
9.1 |
8.4 |
10.4 |
9.9 |
10.9 |
9.1 |
9.4 |
10.4 |
10.4 |
10.4 |
11.4 |
10.2 |
Average dew point over 44 years |
°C |
2 |
-10 |
-9 |
-6 |
-1 |
5 |
11 |
15 |
14 |
10 |
4 |
-1 |
-7 |
Most recorded rainfall over 42 years |
cm |
182.1 |
28.4 |
21.3 |
21.8 |
22.4 |
25.1 |
31.0 |
20.1 |
23.4 |
33.3 |
25.9 |
26.4 |
24.9 |
Least recorded rainfall over 42 years |
cm |
81.0 |
2.3 |
0.8 |
1.8 |
3.3 |
3.0 |
2.0 |
1.8 |
2.5 |
1.8 |
3.0 |
1.8 |
1.8 |
Average number of days with thunderstorms over 30 years |
days |
23 |
- |
- |
1 |
1 |
3 |
5 |
6 |
4 |
2 |
1 |
- |
- |
Average number of days with fog over 30 years |
days |
177 |
13 |
11 |
14 |
14 |
15 |
16 |
16 |
17 |
17 |
15 |
15 |
14 |
Average morning relative humidity over 46 years |
% |
75 |
73 |
73 |
72 |
69 |
70 |
74 |
76 |
79 |
82 |
79 |
78 |
76 |
Average evening relative humidity over 46 years |
% |
58 |
61 |
58 |
56 |
50 |
52 |
57 |
58 |
60 |
62 |
58 |
63 |
65 |
Average wind speed over 44 years |
km/h |
19.3 |
22.5 |
25.7 |
22.5 |
22.5 |
16.1 |
14.5 |
14.5 |
14.5 |
14.5 |
16.1 |
17.7 |
22.5 |
Average number of days below -1.5°C over 42 years |
days |
140 |
29 |
26 |
25 |
10 |
1 |
- |
- |
- |
- |
4 |
17 |
27 |
Average snowfall over 38 years |
cm |
172.0 |
40.9 |
40.4 |
35.8 |
9.7 |
0.8 |
- |
- |
- |
- |
1.3 |
9.1 |
34.0 |
Average number of days above 14.5°C over 42 years |
days |
142 |
- |
- |
1 |
5 |
17 |
26 |
30 |
30 |
21 |
9 |
1 |
- |
Average number of clear days over 38 years |
days |
90 |
9 |
8 |
8 |
7 |
6 |
6 |
6 |
8 |
9 |
10 |
7 |
7 |
Heating degree days over 30 years |
days |
6979 |
1308 |
1126 |
970 |
618 |
301 |
69 |
6 |
25 |
157 |
465 |
768 |
1166 |
Cooling degree days over 30 years |
days |
333 |
- |
- |
- |
- |
6 |
45 |
151 |
118 |
13 |
- |
- |
- |
Average number of cloudy days over 38 years |
days |
168 |
14 |
13 |
15 |
15 |
15 |
13 |
13 |
12 |
12 |
13 |
15 |
16 |
Average number of partly cloudy days over 38 years |
days |
107 |
8 |
7 |
8 |
8 |
10 |
11 |
12 |
11 |
9 |
8 |
8 |
8 |