Average temperature over 48 years |
°C |
13 |
2 |
3 |
8 |
13 |
17 |
22 |
23 |
23 |
20 |
13 |
8 |
3 |
Average high temperature over 48 years |
°C |
19 |
7 |
9 |
14 |
20 |
24 |
28 |
30 |
29 |
26 |
20 |
14 |
8 |
Average low temperature over 48 years |
°C |
7 |
-3 |
-2 |
1 |
6 |
11 |
15 |
18 |
17 |
13 |
7 |
1 |
-2 |
Highest recorded temperature over 48 years |
°C |
38 |
26 |
26 |
29 |
31 |
33 |
36 |
38 |
38 |
37 |
32 |
27 |
25 |
Lowest recorded temperature over 48 years |
°C |
-29 |
-29 |
-20 |
-18 |
-6 |
-1 |
3 |
8 |
6 |
1 |
-6 |
-15 |
-22 |
Average number of rainy days over 48 years |
days |
133 |
14 |
12 |
13 |
11 |
12 |
11 |
12 |
10 |
8 |
8 |
10 |
12 |
Average number of days above 27°C over 48 years |
days |
17 |
- |
- |
- |
- |
- |
3 |
7 |
5 |
2 |
- |
- |
- |
Average precipitation over 48 years |
cm |
105.4 |
8.6 |
9.1 |
10.2 |
8.4 |
9.7 |
8.9 |
11.2 |
8.6 |
7.6 |
6.1 |
7.9 |
8.9 |
Average dew point over 46 years |
°C |
7 |
-2 |
-2 |
1 |
5 |
11 |
16 |
18 |
17 |
14 |
7 |
2 |
-1 |
Average number of days above 17°C over 48 years |
days |
186 |
- |
1 |
6 |
14 |
25 |
29 |
31 |
31 |
27 |
17 |
4 |
1 |
Most recorded rainfall over 48 years |
cm |
138.4 |
23.4 |
19.8 |
24.4 |
14.7 |
24.6 |
17.8 |
24.6 |
18.0 |
18.0 |
14.2 |
15.0 |
17.3 |
Least recorded rainfall over 48 years |
cm |
78.0 |
3.6 |
0.8 |
3.3 |
0.5 |
3.3 |
2.0 |
1.8 |
1.3 |
1.3 |
0.3 |
2.8 |
0.5 |
Average number of days with thunderstorms over 48 years |
days |
42 |
- |
1 |
2 |
4 |
7 |
8 |
9 |
7 |
3 |
1 |
- |
- |
Average number of days with fog over 48 years |
days |
172 |
13 |
10 |
9 |
8 |
15 |
17 |
20 |
22 |
18 |
15 |
13 |
12 |
Average morning relative humidity over 48 years |
% |
86 |
82 |
81 |
80 |
80 |
87 |
89 |
91 |
93 |
92 |
89 |
84 |
82 |
Average evening relative humidity over 48 years |
% |
54 |
59 |
54 |
49 |
46 |
52 |
54 |
57 |
57 |
54 |
50 |
53 |
59 |
Average wind speed over 46 years |
km/h |
14.5 |
16.1 |
17.7 |
17.7 |
17.7 |
14.5 |
12.9 |
12.9 |
6.4 |
6.4 |
6.4 |
16.1 |
16.1 |
Average number of days below -1.5°C over 48 years |
days |
95 |
22 |
19 |
13 |
4 |
- |
- |
- |
- |
- |
3 |
13 |
21 |
Average snowfall over 56 years |
cm |
39.9 |
13.0 |
10.9 |
5.8 |
1.0 |
- |
- |
- |
- |
- |
- |
2.5 |
6.6 |
Average number of clear days over 56 years |
days |
89 |
6 |
6 |
6 |
7 |
7 |
6 |
6 |
7 |
9 |
12 |
9 |
7 |
Heating degree days over 30 years |
days |
4406 |
961 |
773 |
552 |
298 |
121 |
6 |
- |
- |
44 |
280 |
540 |
831 |
Cooling degree days over 30 years |
days |
972 |
- |
- |
- |
- |
71 |
189 |
291 |
267 |
131 |
23 |
- |
- |
Average number of cloudy days over 56 years |
days |
165 |
18 |
15 |
17 |
14 |
13 |
12 |
12 |
11 |
11 |
11 |
14 |
17 |
Average number of partly cloudy days over 56 years |
days |
112 |
7 |
7 |
8 |
9 |
11 |
12 |
13 |
13 |
10 |
8 |
7 |
7 |
Average number of days below -12.5°C over 48 years |
days |
6 |
3 |
2 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |