Average temperature over 45 years |
°C |
19 |
9 |
11 |
15 |
18 |
23 |
26 |
27 |
27 |
25 |
20 |
15 |
11 |
Average high temperature over 45 years |
°C |
25 |
15 |
17 |
21 |
25 |
28 |
31 |
33 |
32 |
30 |
25 |
21 |
16 |
Average low temperature over 45 years |
°C |
13 |
3 |
5 |
8 |
12 |
16 |
20 |
22 |
22 |
20 |
13 |
8 |
4 |
Highest recorded temperature over 45 years |
°C |
40 |
28 |
30 |
32 |
35 |
37 |
40 |
40 |
40 |
36 |
36 |
31 |
28 |
Lowest recorded temperature over 45 years |
°C |
-16 |
-16 |
-10 |
-6 |
0 |
3 |
10 |
16 |
13 |
6 |
-2 |
-9 |
-12 |
Average number of days above 27°C over 45 years |
days |
70 |
- |
- |
- |
1 |
6 |
15 |
22 |
19 |
7 |
1 |
- |
- |
Average precipitation over 45 years |
cm |
127.8 |
8.9 |
7.9 |
9.9 |
8.1 |
10.7 |
14.2 |
17.3 |
18.3 |
12.7 |
7.4 |
5.6 |
6.9 |
Average dew point over 45 years |
°C |
12 |
3 |
4 |
7 |
11 |
16 |
20 |
22 |
22 |
20 |
13 |
8 |
5 |
Average number of days above 17°C over 45 years |
days |
263 |
6 |
9 |
17 |
26 |
30 |
30 |
31 |
31 |
30 |
27 |
17 |
8 |
Most recorded rainfall over 45 years |
cm |
185.9 |
22.9 |
20.1 |
24.4 |
26.9 |
25.7 |
36.6 |
51.1 |
43.2 |
34.3 |
50.3 |
13.5 |
14.7 |
Least recorded rainfall over 45 years |
cm |
83.3 |
1.0 |
0.8 |
0.5 |
1.0 |
1.3 |
2.0 |
3.3 |
2.5 |
0.8 |
- |
0.3 |
0.3 |
Average number of days with thunderstorms over 45 years |
days |
63 |
1 |
1 |
3 |
4 |
7 |
10 |
15 |
12 |
6 |
2 |
1 |
1 |
Average number of days with fog over 45 years |
days |
173 |
14 |
12 |
14 |
12 |
15 |
15 |
13 |
18 |
18 |
15 |
14 |
13 |
Average morning relative humidity over 45 years |
% |
86 |
83 |
82 |
83 |
84 |
85 |
87 |
88 |
91 |
91 |
88 |
86 |
83 |
Average evening relative humidity over 45 years |
% |
55 |
53 |
50 |
49 |
48 |
52 |
58 |
61 |
63 |
62 |
55 |
53 |
54 |
Average wind speed over 45 years |
km/h |
14.5 |
17.7 |
17.7 |
17.7 |
14.5 |
14.5 |
12.9 |
9.7 |
9.7 |
14.5 |
14.5 |
14.5 |
16.1 |
Average number of days below -1.5°C over 45 years |
days |
29 |
10 |
6 |
2 |
- |
- |
- |
- |
- |
- |
- |
2 |
8 |
Heating degree days over 30 years |
days |
1847 |
516 |
378 |
204 |
47 |
- |
- |
- |
- |
- |
63 |
213 |
426 |
Cooling degree days over 30 years |
days |
2365 |
16 |
9 |
24 |
77 |
266 |
423 |
521 |
496 |
348 |
135 |
36 |
14 |