Average temperature over 47 years |
°C |
10 |
-3 |
-2 |
2 |
8 |
15 |
20 |
22 |
21 |
17 |
11 |
5 |
-1 |
Average high temperature over 47 years |
°C |
15 |
0 |
1 |
7 |
14 |
21 |
25 |
27 |
26 |
22 |
16 |
9 |
2 |
Average low temperature over 47 years |
°C |
4 |
-7 |
-6 |
-2 |
3 |
8 |
13 |
16 |
15 |
11 |
5 |
0 |
-5 |
Highest recorded temperature over 47 years |
°C |
38 |
19 |
22 |
28 |
33 |
33 |
36 |
38 |
36 |
38 |
31 |
26 |
19 |
Lowest recorded temperature over 47 years |
°C |
-29 |
-29 |
-26 |
-20 |
-10 |
-2 |
1 |
6 |
3 |
-1 |
-7 |
-12 |
-22 |
Average number of rainy days over 38 years |
days |
140 |
12 |
11 |
13 |
12 |
13 |
12 |
11 |
11 |
10 |
10 |
12 |
13 |
Average number of days above 27°C over 47 years |
days |
9 |
- |
- |
- |
- |
- |
2 |
4 |
2 |
1 |
- |
- |
- |
Average precipitation over 47 years |
cm |
92.7 |
5.8 |
5.3 |
6.6 |
8.4 |
8.9 |
9.1 |
9.4 |
8.9 |
8.6 |
7.4 |
8.1 |
6.6 |
Average dew point over 47 years |
°C |
3 |
-8 |
-7 |
-3 |
1 |
7 |
13 |
15 |
15 |
11 |
5 |
0 |
-5 |
Most recorded rainfall over 47 years |
cm |
129.0 |
16.5 |
20.6 |
12.2 |
24.4 |
20.3 |
19.3 |
18.5 |
30.0 |
20.6 |
20.6 |
19.6 |
16.8 |
Least recorded rainfall over 47 years |
cm |
66.5 |
1.0 |
0.5 |
1.3 |
2.5 |
2.0 |
0.8 |
2.5 |
1.8 |
2.0 |
- |
2.0 |
0.8 |
Average number of days with thunderstorms over 45 years |
days |
29 |
- |
- |
1 |
2 |
4 |
6 |
7 |
5 |
3 |
1 |
- |
- |
Average number of days with fog over 45 years |
days |
143 |
12 |
9 |
11 |
9 |
11 |
12 |
14 |
15 |
15 |
12 |
11 |
12 |
Average morning relative humidity over 47 years |
% |
79 |
76 |
75 |
74 |
72 |
76 |
81 |
83 |
86 |
87 |
84 |
79 |
78 |
Average evening relative humidity over 47 years |
% |
57 |
64 |
60 |
55 |
50 |
50 |
53 |
54 |
56 |
58 |
56 |
63 |
66 |
Average wind speed over 47 years |
km/h |
14.5 |
16.1 |
16.1 |
17.7 |
16.1 |
16.1 |
14.5 |
14.5 |
12.9 |
14.5 |
14.5 |
14.5 |
14.5 |
Average number of days below -1.5°C over 47 years |
days |
126 |
28 |
24 |
22 |
8 |
1 |
- |
- |
- |
- |
4 |
14 |
25 |
Average snowfall over 38 years |
cm |
119.1 |
28.4 |
27.4 |
23.9 |
7.9 |
0.3 |
- |
- |
- |
- |
0.5 |
8.4 |
22.4 |
Average number of days above 14.5°C over 47 years |
days |
160 |
- |
- |
2 |
9 |
21 |
28 |
31 |
31 |
24 |
12 |
2 |
- |
Average number of clear days over 38 years |
days |
70 |
4 |
4 |
5 |
6 |
6 |
7 |
6 |
7 |
7 |
8 |
4 |
4 |
Heating degree days over 30 years |
days |
6291 |
1249 |
1070 |
871 |
510 |
217 |
38 |
- |
11 |
109 |
423 |
708 |
1085 |
Cooling degree days over 30 years |
days |
539 |
- |
- |
- |
- |
25 |
104 |
210 |
163 |
37 |
- |
- |
- |
Average possibility of sunshine over 38 years |
% |
51 |
42 |
47 |
50 |
53 |
56 |
61 |
62 |
60 |
54 |
52 |
36 |
34 |
Average number of cloudy days over 38 years |
days |
190 |
20 |
17 |
18 |
17 |
15 |
12 |
12 |
12 |
13 |
14 |
19 |
20 |
Average number of partly cloudy days over 38 years |
days |
105 |
7 |
7 |
8 |
7 |
10 |
11 |
13 |
12 |
10 |
9 |
7 |
7 |
Average number of days below -15°C over 47 years |
days |
9 |
4 |
3 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
2 |