Average temperature over 48 years |
°C |
8 |
-5 |
-3 |
1 |
7 |
14 |
19 |
22 |
21 |
16 |
10 |
3 |
-2 |
Average high temperature over 48 years |
°C |
13 |
-1 |
0 |
5 |
13 |
20 |
26 |
28 |
27 |
22 |
16 |
7 |
1 |
Average low temperature over 48 years |
°C |
3 |
-8 |
-8 |
-3 |
2 |
7 |
13 |
15 |
15 |
10 |
5 |
0 |
-6 |
Highest recorded temperature over 48 years |
°C |
38 |
18 |
19 |
26 |
31 |
33 |
38 |
37 |
37 |
36 |
30 |
27 |
19 |
Lowest recorded temperature over 48 years |
°C |
-30 |
-30 |
-28 |
-22 |
-16 |
-5 |
0 |
5 |
3 |
-2 |
-7 |
-23 |
-27 |
Average number of rainy days over 30 years |
days |
145 |
16 |
12 |
13 |
13 |
10 |
10 |
9 |
9 |
11 |
11 |
14 |
16 |
Average number of days above 27°C over 48 years |
days |
11 |
- |
- |
- |
- |
- |
2 |
5 |
3 |
1 |
- |
- |
- |
Average precipitation over 48 years |
cm |
90.2 |
5.1 |
3.8 |
6.6 |
8.9 |
7.6 |
9.1 |
8.9 |
8.6 |
9.4 |
7.1 |
8.4 |
6.6 |
Average dew point over 32 years |
°C |
3 |
-8 |
-8 |
-3 |
1 |
7 |
12 |
15 |
15 |
11 |
5 |
0 |
-5 |
Most recorded rainfall over 48 years |
cm |
120.7 |
11.2 |
8.4 |
14.7 |
15.5 |
21.1 |
20.8 |
22.4 |
21.6 |
30.0 |
21.1 |
19.8 |
16.8 |
Least recorded rainfall over 48 years |
cm |
57.9 |
0.8 |
0.8 |
1.8 |
4.6 |
2.3 |
0.8 |
1.5 |
0.3 |
- |
- |
1.5 |
1.8 |
Average number of days with thunderstorms over 48 years |
days |
34 |
- |
- |
2 |
4 |
4 |
6 |
6 |
5 |
4 |
2 |
1 |
- |
Average number of days with fog over 48 years |
days |
143 |
11 |
11 |
12 |
11 |
10 |
10 |
12 |
15 |
13 |
13 |
12 |
13 |
Average morning relative humidity over 32 years |
% |
83 |
82 |
81 |
81 |
79 |
79 |
81 |
84 |
89 |
89 |
85 |
83 |
83 |
Average evening relative humidity over 32 years |
% |
60 |
72 |
66 |
61 |
54 |
50 |
51 |
53 |
56 |
58 |
59 |
68 |
74 |
Average wind speed over 32 years |
km/h |
17.7 |
20.9 |
19.3 |
17.7 |
19.3 |
17.7 |
16.1 |
16.1 |
16.1 |
12.9 |
14.5 |
19.3 |
19.3 |
Average number of days below -1.5°C over 48 years |
days |
145 |
29 |
26 |
24 |
12 |
2 |
- |
- |
- |
- |
6 |
18 |
28 |
Average snowfall over 30 years |
cm |
181.9 |
51.3 |
30.2 |
25.4 |
7.6 |
- |
- |
- |
- |
- |
1.8 |
19.6 |
46.0 |
Average number of days above 14.5°C over 48 years |
days |
158 |
- |
- |
2 |
8 |
21 |
28 |
31 |
31 |
24 |
11 |
2 |
- |
Average number of clear days over 30 years |
days |
64 |
3 |
3 |
5 |
6 |
7 |
7 |
8 |
8 |
7 |
6 |
3 |
2 |
Heating degree days over 30 years |
days |
6973 |
1339 |
1156 |
958 |
570 |
273 |
50 |
- |
18 |
139 |
485 |
810 |
1175 |
Cooling degree days over 30 years |
days |
534 |
- |
- |
- |
- |
40 |
110 |
208 |
157 |
19 |
- |
- |
- |
Average possibility of sunshine over 30 years |
% |
46 |
30 |
40 |
45 |
51 |
56 |
61 |
63 |
61 |
54 |
44 |
27 |
21 |
Average number of cloudy days over 30 years |
days |
206 |
23 |
19 |
19 |
17 |
15 |
12 |
11 |
12 |
14 |
17 |
22 |
25 |
Average number of partly cloudy days over 30 years |
days |
95 |
5 |
6 |
7 |
7 |
9 |
11 |
12 |
11 |
9 |
8 |
5 |
4 |
Average number of days below -15°C over 48 years |
days |
15 |
6 |
5 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
3 |