Average temperature over 48 years |
°C |
15 |
3 |
5 |
10 |
15 |
20 |
24 |
26 |
26 |
22 |
16 |
9 |
5 |
Average high temperature over 48 years |
°C |
21 |
8 |
10 |
15 |
21 |
26 |
30 |
32 |
31 |
28 |
22 |
15 |
10 |
Average low temperature over 48 years |
°C |
9 |
-2 |
0 |
3 |
8 |
13 |
18 |
20 |
20 |
16 |
8 |
3 |
0 |
Highest recorded temperature over 48 years |
°C |
41 |
25 |
28 |
30 |
32 |
35 |
41 |
41 |
40 |
40 |
34 |
28 |
26 |
Lowest recorded temperature over 48 years |
°C |
-27 |
-27 |
-25 |
-16 |
-5 |
1 |
5 |
12 |
9 |
2 |
-3 |
-18 |
-23 |
Average number of rainy days over 52 years |
days |
119 |
11 |
11 |
12 |
11 |
11 |
9 |
10 |
9 |
8 |
7 |
9 |
11 |
Average number of days above 27°C over 48 years |
days |
50 |
- |
- |
- |
- |
2 |
10 |
18 |
14 |
6 |
- |
- |
- |
Average precipitation over 48 years |
cm |
120.9 |
10.9 |
10.7 |
12.7 |
10.2 |
11.7 |
9.7 |
9.7 |
8.4 |
8.6 |
6.9 |
9.9 |
11.7 |
Average dew point over 384 years |
°C |
8 |
-1 |
0 |
2 |
7 |
13 |
17 |
20 |
19 |
16 |
9 |
3 |
0 |
Average number of days above 17°C over 48 years |
days |
203 |
1 |
2 |
8 |
18 |
27 |
30 |
31 |
31 |
28 |
20 |
6 |
1 |
Most recorded rainfall over 48 years |
cm |
178.1 |
35.3 |
26.2 |
31.2 |
21.3 |
27.9 |
23.9 |
19.8 |
20.3 |
29.0 |
15.5 |
19.8 |
34.5 |
Least recorded rainfall over 48 years |
cm |
76.7 |
0.5 |
1.5 |
3.0 |
1.3 |
2.0 |
1.0 |
1.8 |
1.8 |
0.8 |
- |
1.3 |
2.5 |
Average number of days with thunderstorms over 48 years |
days |
54 |
1 |
2 |
4 |
5 |
7 |
8 |
10 |
8 |
4 |
2 |
2 |
1 |
Average number of days with fog over 48 years |
days |
154 |
14 |
13 |
11 |
9 |
12 |
11 |
14 |
16 |
15 |
14 |
12 |
13 |
Average morning relative humidity over 48 years |
% |
85 |
81 |
81 |
80 |
81 |
86 |
86 |
88 |
90 |
90 |
87 |
82 |
82 |
Average evening relative humidity over 48 years |
% |
54 |
61 |
56 |
51 |
48 |
52 |
53 |
54 |
53 |
52 |
49 |
55 |
60 |
Average wind speed over 48 years |
km/h |
12.9 |
16.1 |
14.5 |
16.1 |
14.5 |
12.9 |
9.7 |
9.7 |
9.7 |
9.7 |
12.9 |
14.5 |
14.5 |
Average number of days below -1.5°C over 48 years |
days |
76 |
21 |
16 |
10 |
2 |
- |
- |
- |
- |
- |
1 |
9 |
18 |
Average snowfall over 52 years |
cm |
25.9 |
9.7 |
7.9 |
3.6 |
- |
- |
- |
- |
- |
- |
- |
1.0 |
3.8 |
Average number of clear days over 52 years |
days |
103 |
7 |
7 |
8 |
8 |
8 |
8 |
8 |
10 |
11 |
13 |
9 |
7 |
Heating degree days over 30 years |
days |
3729 |
893 |
689 |
469 |
193 |
59 |
- |
- |
- |
21 |
195 |
450 |
760 |
Cooling degree days over 30 years |
days |
1616 |
- |
- |
10 |
19 |
143 |
318 |
443 |
406 |
225 |
52 |
- |
- |
Average possibility of sunshine over 51 years |
% |
56 |
41 |
47 |
52 |
59 |
60 |
65 |
63 |
63 |
63 |
62 |
50 |
42 |
Average number of cloudy days over 52 years |
days |
156 |
18 |
15 |
16 |
13 |
13 |
9 |
10 |
9 |
10 |
10 |
14 |
17 |
Average number of partly cloudy days over 52 years |
days |
106 |
6 |
6 |
7 |
9 |
10 |
13 |
13 |
12 |
9 |
8 |
7 |
7 |
Average number of days below -12.5°C over 48 years |
days |
5 |
3 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |