Average temperature over 48 years |
°C |
12 |
0 |
1 |
5 |
11 |
16 |
22 |
25 |
24 |
20 |
14 |
8 |
2 |
Average high temperature over 48 years |
°C |
16 |
3 |
4 |
8 |
15 |
21 |
26 |
29 |
28 |
23 |
18 |
12 |
6 |
Average low temperature over 48 years |
°C |
8 |
-3 |
-2 |
1 |
6 |
12 |
17 |
20 |
20 |
16 |
10 |
5 |
0 |
Highest recorded temperature over 48 years |
°C |
41 |
22 |
23 |
28 |
32 |
35 |
38 |
41 |
39 |
38 |
31 |
28 |
20 |
Lowest recorded temperature over 48 years |
°C |
-19 |
-19 |
-18 |
-13 |
-5 |
3 |
7 |
13 |
10 |
5 |
-1 |
-8 |
-18 |
Average number of rainy days over 53 years |
days |
118 |
11 |
9 |
11 |
11 |
11 |
10 |
9 |
9 |
8 |
8 |
10 |
11 |
Average number of days above 27°C over 48 years |
days |
16 |
- |
- |
- |
- |
1 |
3 |
6 |
4 |
1 |
- |
- |
- |
Average precipitation over 48 years |
cm |
108.7 |
8.1 |
7.6 |
9.9 |
9.4 |
9.7 |
8.1 |
10.2 |
10.7 |
8.4 |
8.1 |
9.7 |
9.1 |
Average dew point over 48 years |
°C |
5 |
-6 |
-6 |
-2 |
2 |
8 |
13 |
17 |
16 |
13 |
7 |
1 |
-3 |
Most recorded rainfall over 48 years |
cm |
154.4 |
22.1 |
14.5 |
22.1 |
29.2 |
23.6 |
20.6 |
31.2 |
40.6 |
24.4 |
18.5 |
25.1 |
19.6 |
Least recorded rainfall over 48 years |
cm |
56.4 |
1.3 |
1.8 |
2.3 |
2.5 |
1.0 |
- |
1.8 |
0.3 |
2.5 |
0.3 |
0.8 |
0.8 |
Average number of days with thunderstorms over 48 years |
days |
23 |
- |
- |
1 |
2 |
3 |
4 |
5 |
5 |
2 |
1 |
- |
- |
Average number of days with fog over 48 years |
days |
110 |
10 |
9 |
10 |
10 |
11 |
9 |
8 |
8 |
8 |
8 |
9 |
10 |
Average morning relative humidity over 48 years |
% |
71 |
67 |
67 |
67 |
67 |
71 |
71 |
73 |
75 |
76 |
74 |
71 |
68 |
Average evening relative humidity over 48 years |
% |
55 |
57 |
55 |
52 |
51 |
53 |
53 |
54 |
56 |
56 |
55 |
57 |
59 |
Average wind speed over 48 years |
km/h |
20.9 |
27.4 |
27.4 |
27.4 |
25.7 |
17.7 |
17.7 |
17.7 |
17.7 |
16.1 |
17.7 |
22.5 |
25.7 |
Average number of days below -1.5°C over 48 years |
days |
73 |
22 |
19 |
11 |
1 |
- |
- |
- |
- |
- |
- |
3 |
16 |
Average number of days below -17.5°C over 30 years |
days |
0.2 |
0.2 |
0.1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average snowfall over 30 years |
cm |
57.4 |
19.1 |
20.8 |
7.4 |
1.0 |
- |
- |
- |
- |
- |
- |
1.0 |
7.9 |
Average number of days above 14.5°C over 48 years |
days |
172 |
- |
- |
2 |
9 |
22 |
29 |
31 |
31 |
28 |
16 |
3 |
- |
Average number of clear days over 45 years |
days |
95 |
8 |
8 |
8 |
8 |
7 |
8 |
7 |
8 |
10 |
11 |
7 |
8 |
Most rain reported in a day over 49 years |
cm |
16.3 |
7.9 |
5.6 |
8.1 |
7.4 |
7.1 |
10.2 |
8.9 |
16.3 |
9.1 |
9.1 |
11.2 |
6.9 |
Most rain reported in a month over 49 years |
cm |
154.4 |
22.1 |
14.7 |
22.1 |
29.2 |
23.6 |
20.8 |
31.2 |
40.9 |
24.4 |
18.5 |
25.1 |
19.6 |
Least rain reported in a month over 49 years |
cm |
56.4 |
1.3 |
2.0 |
2.3 |
2.5 |
1.0 |
- |
1.8 |
0.3 |
2.5 |
0.3 |
0.8 |
0.8 |
Heating degree days over 30 years |
days |
4952 |
1044 |
896 |
728 |
411 |
148 |
16 |
1 |
2 |
44 |
253 |
529 |
880 |
Cooling degree days over 30 years |
days |
1085 |
- |
- |
- |
5 |
49 |
198 |
355 |
322 |
138 |
17 |
1 |
- |
Average number of cloudy days over 45 years |
days |
153 |
15 |
13 |
14 |
13 |
13 |
11 |
11 |
11 |
11 |
11 |
14 |
14 |
Average number of partly cloudy days over 45 years |
days |
117 |
8 |
7 |
9 |
9 |
11 |
11 |
13 |
12 |
9 |
9 |
9 |
9 |
Average number of days below -15°C over 48 years |
days |
1 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Most snow reported in a month over 49 years |
cm |
147.3 |
70.1 |
67.1 |
48.0 |
20.8 |
- |
- |
- |
- |
- |
3.0 |
15.5 |
56.6 |