Average temperature over 48 years |
°C |
13 |
0 |
2 |
7 |
13 |
18 |
23 |
25 |
25 |
20 |
14 |
7 |
2 |
Average high temperature over 48 years |
°C |
19 |
5 |
8 |
13 |
20 |
24 |
28 |
31 |
31 |
26 |
21 |
13 |
7 |
Average low temperature over 48 years |
°C |
7 |
-5 |
-3 |
1 |
6 |
12 |
17 |
19 |
18 |
14 |
7 |
1 |
-3 |
Highest recorded temperature over 48 years |
°C |
45 |
24 |
27 |
30 |
33 |
33 |
38 |
45 |
41 |
38 |
33 |
26 |
25 |
Lowest recorded temperature over 48 years |
°C |
-27 |
-25 |
-27 |
-19 |
-7 |
-1 |
5 |
6 |
6 |
0 |
-7 |
-15 |
-26 |
Average number of rainy days over 48 years |
days |
108 |
8 |
8 |
10 |
11 |
11 |
10 |
8 |
9 |
8 |
8 |
8 |
9 |
Average number of days above 27°C over 48 years |
days |
42 |
- |
- |
- |
- |
- |
7 |
16 |
15 |
4 |
- |
- |
- |
Average precipitation over 48 years |
cm |
107.2 |
4.8 |
5.6 |
8.6 |
10.4 |
11.7 |
12.7 |
9.1 |
8.1 |
11.2 |
8.6 |
8.6 |
7.4 |
Average dew point over 48 years |
°C |
7 |
-5 |
-3 |
0 |
6 |
12 |
17 |
18 |
17 |
13 |
7 |
1 |
-3 |
Average number of days above 17°C over 48 years |
days |
184 |
- |
1 |
6 |
14 |
24 |
29 |
31 |
31 |
26 |
17 |
5 |
- |
Most recorded rainfall over 48 years |
cm |
160.5 |
17.3 |
14.5 |
22.9 |
26.9 |
34.0 |
28.7 |
47.8 |
21.8 |
44.5 |
22.1 |
31.0 |
22.4 |
Least recorded rainfall over 48 years |
cm |
64.0 |
0.3 |
1.0 |
1.3 |
0.3 |
3.8 |
0.5 |
0.8 |
1.3 |
0.5 |
1.0 |
0.5 |
0.3 |
Average number of days with thunderstorms over 48 years |
days |
56 |
1 |
1 |
4 |
6 |
8 |
9 |
8 |
8 |
5 |
3 |
2 |
1 |
Average number of days with fog over 48 years |
days |
124 |
12 |
12 |
11 |
9 |
10 |
9 |
8 |
10 |
11 |
10 |
10 |
12 |
Average morning relative humidity over 48 years |
% |
83 |
79 |
80 |
79 |
79 |
85 |
87 |
87 |
88 |
87 |
82 |
80 |
80 |
Average evening relative humidity over 48 years |
% |
54 |
59 |
55 |
52 |
50 |
56 |
56 |
53 |
50 |
52 |
50 |
54 |
59 |
Average wind speed over 48 years |
km/h |
17.7 |
19.3 |
19.3 |
20.9 |
19.3 |
17.7 |
16.1 |
14.5 |
14.5 |
16.1 |
17.7 |
19.3 |
19.3 |
Average number of days below -1.5°C over 48 years |
days |
101 |
26 |
20 |
14 |
3 |
- |
- |
- |
- |
- |
2 |
13 |
23 |
Average snowfall over 48 years |
cm |
43.4 |
11.2 |
11.2 |
8.4 |
1.0 |
- |
- |
- |
- |
- |
- |
4.1 |
7.6 |
Average number of clear days over 48 years |
days |
115 |
8 |
7 |
7 |
8 |
7 |
8 |
12 |
12 |
12 |
13 |
10 |
9 |
Heating degree days over 30 years |
days |
4638 |
1051 |
820 |
589 |
280 |
110 |
5 |
- |
- |
43 |
249 |
570 |
921 |
Cooling degree days over 30 years |
days |
1320 |
- |
- |
- |
10 |
98 |
251 |
406 |
366 |
163 |
26 |
- |
- |
Average possibility of sunshine over 48 years |
% |
60 |
51 |
53 |
56 |
59 |
61 |
65 |
71 |
71 |
68 |
64 |
53 |
48 |
Average number of cloudy days over 48 years |
days |
154 |
16 |
15 |
16 |
14 |
14 |
11 |
9 |
9 |
11 |
11 |
14 |
16 |
Average number of partly cloudy days over 48 years |
days |
96 |
7 |
6 |
8 |
8 |
10 |
11 |
10 |
10 |
7 |
7 |
6 |
6 |
Average number of days below -12.5°C over 48 years |
days |
12 |
6 |
3 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
3 |