Average temperature over 48 years |
°C |
18 |
7 |
10 |
14 |
18 |
22 |
26 |
28 |
28 |
25 |
19 |
13 |
9 |
Average high temperature over 48 years |
°C |
24 |
13 |
16 |
20 |
25 |
28 |
32 |
33 |
33 |
31 |
26 |
19 |
15 |
Average low temperature over 48 years |
°C |
12 |
2 |
3 |
7 |
12 |
16 |
21 |
22 |
22 |
18 |
12 |
7 |
3 |
Highest recorded temperature over 48 years |
°C |
41 |
29 |
31 |
33 |
34 |
37 |
38 |
41 |
41 |
40 |
36 |
31 |
28 |
Lowest recorded temperature over 48 years |
°C |
-16 |
-16 |
-16 |
-6 |
0 |
5 |
11 |
14 |
11 |
5 |
-2 |
-8 |
-15 |
Average number of rainy days over 41 years |
days |
98 |
10 |
8 |
9 |
9 |
9 |
8 |
8 |
7 |
7 |
7 |
8 |
9 |
Average number of days above 27°C over 48 years |
days |
91 |
- |
- |
- |
- |
4 |
19 |
26 |
25 |
14 |
2 |
- |
- |
Average precipitation over 48 years |
cm |
119.1 |
10.4 |
10.2 |
9.4 |
11.7 |
13.0 |
10.4 |
9.1 |
6.3 |
7.9 |
9.4 |
10.4 |
10.7 |
Average dew point over 48 years |
°C |
12 |
2 |
3 |
7 |
12 |
16 |
20 |
21 |
21 |
18 |
12 |
7 |
3 |
Average number of days above 17°C over 48 years |
days |
251 |
5 |
7 |
16 |
25 |
30 |
30 |
31 |
31 |
30 |
26 |
14 |
6 |
Most recorded rainfall over 48 years |
cm |
208.3 |
25.7 |
21.8 |
18.3 |
55.4 |
30.0 |
43.4 |
24.1 |
23.4 |
24.4 |
35.6 |
27.4 |
25.4 |
Least recorded rainfall over 48 years |
cm |
76.2 |
0.8 |
2.0 |
1.5 |
1.0 |
1.0 |
0.3 |
0.3 |
0.8 |
0.3 |
- |
1.0 |
1.5 |
Average number of days with thunderstorms over 48 years |
days |
56 |
2 |
3 |
5 |
6 |
7 |
7 |
8 |
6 |
4 |
3 |
3 |
2 |
Average number of days with fog over 48 years |
days |
111 |
13 |
10 |
9 |
9 |
9 |
6 |
5 |
7 |
9 |
11 |
11 |
12 |
Average morning relative humidity over 48 years |
% |
88 |
84 |
83 |
83 |
87 |
90 |
91 |
91 |
91 |
90 |
89 |
86 |
85 |
Average evening relative humidity over 48 years |
% |
53 |
57 |
53 |
50 |
52 |
55 |
54 |
53 |
50 |
51 |
49 |
52 |
57 |
Average wind speed over 48 years |
km/h |
16.1 |
17.7 |
17.7 |
19.3 |
17.7 |
16.1 |
14.5 |
12.9 |
12.9 |
9.7 |
12.9 |
16.1 |
16.1 |
Average number of days below -1.5°C over 48 years |
days |
35 |
12 |
7 |
2 |
- |
- |
- |
- |
- |
- |
- |
3 |
10 |
Average snowfall over 41 years |
cm |
4.3 |
2.0 |
1.3 |
0.5 |
- |
- |
- |
- |
- |
- |
- |
- |
0.5 |
Average number of clear days over 41 years |
days |
114 |
8 |
8 |
9 |
8 |
8 |
8 |
10 |
11 |
11 |
13 |
11 |
9 |
Heating degree days over 30 years |
days |
2264 |
623 |
448 |
262 |
69 |
- |
- |
- |
- |
- |
63 |
264 |
535 |
Cooling degree days over 30 years |
days |
2368 |
6 |
8 |
30 |
87 |
239 |
432 |
549 |
533 |
351 |
110 |
15 |
8 |
Average possibility of sunshine over 41 years |
% |
63 |
49 |
55 |
58 |
59 |
64 |
71 |
74 |
73 |
69 |
70 |
59 |
52 |
Average number of cloudy days over 41 years |
days |
151 |
18 |
15 |
16 |
14 |
13 |
9 |
9 |
8 |
10 |
10 |
13 |
16 |
Average number of partly cloudy days over 41 years |
days |
100 |
5 |
5 |
6 |
8 |
10 |
13 |
12 |
12 |
9 |
8 |
6 |
6 |