Average temperature over 18 years |
°C |
9 |
-1 |
0 |
3 |
8 |
12 |
18 |
21 |
20 |
16 |
10 |
2 |
-1 |
Average high temperature over 18 years |
°C |
16 |
5 |
6 |
10 |
15 |
20 |
26 |
29 |
27 |
23 |
17 |
10 |
5 |
Average low temperature over 18 years |
°C |
2 |
-8 |
-6 |
-3 |
1 |
5 |
11 |
13 |
13 |
8 |
2 |
-3 |
-7 |
Highest recorded temperature over 18 years |
°C |
37 |
21 |
22 |
25 |
30 |
33 |
37 |
36 |
36 |
34 |
30 |
25 |
23 |
Lowest recorded temperature over 18 years |
°C |
-31 |
-28 |
-28 |
-19 |
-13 |
-5 |
2 |
7 |
3 |
-5 |
-13 |
-20 |
-31 |
Average number of rainy days over 45 years |
days |
91 |
5 |
5 |
8 |
8 |
10 |
9 |
13 |
12 |
7 |
5 |
4 |
5 |
Average number of days above 27°C over 18 years |
days |
18 |
- |
- |
- |
- |
- |
4 |
9 |
4 |
1 |
- |
- |
- |
Average precipitation over 18 years |
cm |
44.5 |
0.8 |
1.0 |
3.0 |
3.6 |
7.1 |
6.3 |
6.3 |
8.4 |
2.8 |
2.3 |
1.5 |
1.3 |
Average dew point over 47 years |
°C |
-2 |
-12 |
-10 |
-8 |
-5 |
0 |
5 |
8 |
8 |
3 |
-3 |
-8 |
-11 |
Average number of days above 17°C over 18 years |
days |
145 |
- |
- |
1 |
8 |
15 |
26 |
30 |
29 |
23 |
11 |
2 |
- |
Most recorded rainfall over 18 years |
cm |
55.6 |
3.0 |
6.1 |
6.1 |
9.1 |
12.7 |
19.8 |
13.0 |
15.5 |
7.6 |
12.7 |
5.1 |
2.5 |
Least recorded rainfall over 18 years |
cm |
32.0 |
- |
- |
0.8 |
0.3 |
1.8 |
0.3 |
1.8 |
3.6 |
- |
- |
- |
- |
Average number of days with thunderstorms over 18 years |
days |
51 |
- |
- |
1 |
2 |
8 |
10 |
12 |
13 |
4 |
1 |
- |
- |
Average number of days with fog over 18 years |
days |
63 |
6 |
7 |
7 |
6 |
5 |
4 |
3 |
4 |
4 |
4 |
6 |
7 |
Average morning relative humidity over 47 years |
% |
63 |
57 |
59 |
62 |
63 |
67 |
66 |
68 |
70 |
65 |
58 |
59 |
56 |
Average evening relative humidity over 47 years |
% |
40 |
46 |
41 |
39 |
36 |
38 |
35 |
39 |
41 |
36 |
36 |
45 |
47 |
Average wind speed over 47 years |
km/h |
17.7 |
14.5 |
17.7 |
20.9 |
20.9 |
19.3 |
17.7 |
16.1 |
16.1 |
16.1 |
17.7 |
14.5 |
14.5 |
Average number of days below -1.5°C over 18 years |
days |
161 |
30 |
26 |
24 |
13 |
2 |
- |
- |
- |
1 |
9 |
25 |
30 |
Average snowfall over 45 years |
cm |
108.2 |
12.7 |
13.0 |
23.6 |
15.7 |
3.8 |
- |
- |
- |
2.5 |
8.1 |
14.5 |
14.2 |
Average number of clear days over 44 years |
days |
127 |
12 |
9 |
9 |
8 |
7 |
10 |
9 |
10 |
14 |
15 |
12 |
12 |
Heating degree days over 30 years |
days |
6415 |
1122 |
924 |
859 |
558 |
302 |
87 |
6 |
18 |
164 |
468 |
816 |
1091 |
Cooling degree days over 30 years |
days |
419 |
- |
- |
- |
- |
- |
87 |
186 |
120 |
26 |
- |
- |
- |
Average number of cloudy days over 44 years |
days |
118 |
11 |
11 |
13 |
12 |
12 |
8 |
7 |
8 |
7 |
8 |
10 |
11 |
Average number of partly cloudy days over 44 years |
days |
120 |
8 |
8 |
9 |
10 |
12 |
12 |
15 |
13 |
9 |
8 |
8 |
8 |
Average number of days below -12.5°C over 18 years |
days |
21 |
7 |
4 |
2 |
- |
- |
- |
- |
- |
- |
- |
1 |
7 |