Average temperature over 44 years |
°C |
8 |
-8 |
-5 |
0 |
8 |
15 |
20 |
22 |
21 |
16 |
10 |
2 |
-5 |
Average high temperature over 44 years |
°C |
13 |
-3 |
-1 |
5 |
14 |
20 |
26 |
27 |
26 |
22 |
16 |
6 |
-1 |
Average low temperature over 44 years |
°C |
2 |
-12 |
-10 |
-3 |
2 |
8 |
14 |
16 |
15 |
10 |
4 |
-2 |
-9 |
Highest recorded temperature over 44 years |
°C |
38 |
15 |
16 |
29 |
33 |
32 |
37 |
38 |
37 |
36 |
31 |
22 |
17 |
Lowest recorded temperature over 44 years |
°C |
-33 |
-33 |
-32 |
-28 |
-11 |
-4 |
2 |
6 |
4 |
-2 |
-10 |
-27 |
-31 |
Average number of rainy days over 41 years |
days |
117 |
9 |
8 |
11 |
12 |
12 |
10 |
10 |
9 |
9 |
9 |
9 |
10 |
Average number of days above 27°C over 44 years |
days |
9 |
- |
- |
- |
- |
- |
2 |
4 |
2 |
1 |
- |
- |
- |
Average precipitation over 44 years |
cm |
95.8 |
3.3 |
3.3 |
7.1 |
9.9 |
10.7 |
10.2 |
10.7 |
11.7 |
10.4 |
7.1 |
6.9 |
4.8 |
Average dew point over 226 years |
°C |
2 |
-12 |
-9 |
-4 |
1 |
7 |
13 |
16 |
16 |
11 |
4 |
-2 |
-8 |
Most recorded rainfall over 44 years |
cm |
160.8 |
15.2 |
9.1 |
16.5 |
19.6 |
23.9 |
26.7 |
31.0 |
25.1 |
39.4 |
21.8 |
26.9 |
10.4 |
Least recorded rainfall over 44 years |
cm |
57.4 |
0.8 |
0.3 |
1.0 |
2.0 |
1.8 |
1.8 |
2.3 |
0.3 |
0.3 |
- |
1.0 |
0.3 |
Average number of days with thunderstorms over 26 years |
days |
34 |
- |
- |
2 |
3 |
5 |
6 |
6 |
6 |
3 |
2 |
1 |
- |
Average number of days with fog over 26 years |
days |
128 |
12 |
11 |
11 |
9 |
9 |
8 |
11 |
13 |
11 |
9 |
11 |
13 |
Average morning relative humidity over 44 years |
% |
82 |
78 |
79 |
80 |
77 |
78 |
82 |
86 |
88 |
87 |
82 |
82 |
82 |
Average evening relative humidity over 38 years |
% |
59 |
68 |
64 |
59 |
52 |
52 |
55 |
57 |
58 |
56 |
53 |
62 |
70 |
Average wind speed over 28 years |
km/h |
19.3 |
20.9 |
19.3 |
22.5 |
22.5 |
20.9 |
19.3 |
17.7 |
16.1 |
17.7 |
20.9 |
20.9 |
20.9 |
Average snowfall over 41 years |
cm |
110.7 |
23.4 |
19.8 |
24.4 |
6.3 |
0.3 |
- |
- |
- |
- |
0.5 |
9.4 |
26.7 |
Average number of clear days over 21 years |
days |
92 |
7 |
7 |
6 |
6 |
7 |
6 |
8 |
9 |
10 |
10 |
7 |
7 |
Heating degree days over 30 years |
days |
7327 |
1522 |
1226 |
967 |
522 |
237 |
34 |
6 |
27 |
124 |
456 |
861 |
1345 |
Cooling degree days over 30 years |
days |
593 |
- |
- |
- |
- |
39 |
118 |
232 |
176 |
22 |
6 |
- |
- |
Average number of cloudy days over 21 years |
days |
175 |
17 |
15 |
17 |
16 |
15 |
13 |
11 |
11 |
12 |
13 |
17 |
18 |
Average number of partly cloudy days over 21 years |
days |
99 |
7 |
6 |
8 |
8 |
9 |
11 |
12 |
11 |
8 |
8 |
6 |
6 |
Average number of days below 4.5°C over 44 years |
days |
218 |
31 |
28 |
30 |
25 |
12 |
1 |
- |
- |
8 |
23 |
29 |
31 |
Average number of days above 19.5°C over 44 years |
days |
102 |
- |
- |
- |
2 |
10 |
22 |
28 |
25 |
12 |
3 |
- |
- |