Average temperature over 47 years |
°C |
21 |
11 |
13 |
16 |
20 |
25 |
30 |
33 |
32 |
28 |
22 |
15 |
11 |
Average high temperature over 47 years |
°C |
29 |
18 |
20 |
23 |
28 |
33 |
38 |
40 |
38 |
36 |
30 |
23 |
18 |
Average low temperature over 47 years |
°C |
14 |
4 |
6 |
8 |
12 |
16 |
21 |
26 |
25 |
21 |
14 |
8 |
4 |
Highest recorded temperature over 47 years |
°C |
50 |
29 |
32 |
36 |
40 |
44 |
50 |
47 |
47 |
44 |
42 |
33 |
30 |
Lowest recorded temperature over 47 years |
°C |
-6 |
-6 |
-3 |
-2 |
1 |
6 |
11 |
12 |
15 |
10 |
0 |
-1 |
-6 |
Average number of rainy days over 47 years |
days |
34 |
4 |
3 |
4 |
2 |
1 |
1 |
4 |
5 |
2 |
2 |
3 |
3 |
Average number of days above 27°C over 12 years |
days |
47 |
- |
1 |
7 |
21 |
28 |
31 |
31 |
26 |
12 |
- |
- |
157 |
Average precipitation over 47 years |
cm |
18.8 |
2.3 |
2.0 |
2.0 |
0.8 |
0.3 |
0.3 |
1.8 |
2.8 |
2.3 |
1.5 |
1.5 |
2.3 |
Average dew point over 10 years |
°C |
5 |
1 |
0 |
1 |
2 |
2 |
5 |
13 |
15 |
11 |
6 |
1 |
1 |
Average number of days with thunderstorms over 47 years |
days |
25 |
1 |
1 |
1 |
1 |
1 |
1 |
6 |
7 |
3 |
1 |
1 |
1 |
Average number of days with fog over 47 years |
days |
10 |
2 |
1 |
1 |
- |
- |
- |
- |
1 |
1 |
1 |
1 |
2 |
Average morning relative humidity over 10 years |
% |
50.5 |
66.6 |
58.2 |
52.8 |
43.2 |
34 |
29.4 |
45.3 |
52.6 |
51.1 |
51.1 |
56 |
66 |
Average evening relative humidity over 10 years |
% |
29.2 |
39.7 |
33.7 |
29.9 |
22.2 |
18 |
16.2 |
27.1 |
31.5 |
29 |
29.5 |
32.4 |
41.3 |
Average wind speed over 12 years |
km/h |
17.7 |
6.4 |
6.4 |
8.0 |
8.0 |
8.0 |
8.0 |
6.4 |
6.4 |
4.8 |
4.8 |
4.8 |
6.4 |
Most rain reported in a day over 47 years |
cm |
8.9 |
5.6 |
3.8 |
5.6 |
2.0 |
3.6 |
2.8 |
4.8 |
7.4 |
8.9 |
3.6 |
2.5 |
4.3 |
Most rain reported in a month over 47 years |
cm |
46.5 |
8.1 |
9.1 |
9.7 |
4.6 |
4.8 |
2.8 |
7.1 |
21.3 |
10.2 |
9.1 |
8.9 |
11.4 |
Least rain reported in a month over 47 years |
cm |
5.6 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Heating degree days over 40 years |
days |
1290 |
364 |
233 |
149 |
38 |
2 |
- |
- |
- |
- |
9 |
142 |
353 |
Cooling degree days over 40 years |
days |
1895 |
- |
- |
- |
20 |
135 |
369 |
553 |
484 |
284 |
50 |
- |
- |
Average possibility of clouds over 10 years |
% |
30.2 |
35.2 |
41.9 |
36.6 |
32.5 |
21.2 |
16.5 |
35.3 |
30.8 |
22.5 |
24.3 |
28.8 |
37.1 |
Average number of days below -1°C over 47 years |
days |
8 |
3 |
1 |
1 |
- |
- |
- |
- |
- |
- |
- |
1 |
2 |
Most snow reported in a day over 41 years |
cm |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average wet bulb point over 10 years |
°C |
13 |
6 |
7 |
9 |
11 |
13 |
16 |
21 |
21 |
18 |
13 |
8 |
6 |
Average number of days below 2°C over 47 years |
days |
45 |
14 |
8 |
3 |
1 |
- |
- |
- |
- |
- |
- |
4 |
15 |