Average temperature over 28 years |
°C |
21 |
16 |
15 |
18 |
21 |
23 |
26 |
26 |
26 |
26 |
23 |
19 |
16 |
Average high temperature over 28 years |
°C |
26 |
20 |
20 |
23 |
25 |
27 |
30 |
30 |
30 |
30 |
27 |
23 |
21 |
Average low temperature over 28 years |
°C |
17 |
11 |
10 |
13 |
16 |
19 |
21 |
22 |
22 |
22 |
20 |
15 |
11 |
Highest recorded temperature over 28 years |
°C |
36 |
28 |
30 |
31 |
34 |
35 |
36 |
35 |
34 |
34 |
32 |
30 |
29 |
Lowest recorded temperature over 28 years |
°C |
-3 |
-3 |
-3 |
-1 |
1 |
6 |
13 |
15 |
18 |
15 |
4 |
0 |
-3 |
Average number of rainy days over 28 years |
days |
106 |
7 |
7 |
8 |
5 |
8 |
11 |
11 |
11 |
13 |
11 |
7 |
7 |
Average number of days above 27°C over 12 years |
days |
28 |
- |
- |
1 |
1 |
3 |
5 |
4 |
1 |
- |
- |
- |
15 |
Average precipitation over 28 years |
cm |
113.8 |
6.1 |
7.6 |
7.6 |
3.8 |
7.1 |
14.0 |
12.2 |
13.0 |
17.5 |
12.4 |
8.1 |
4.8 |
Average dew point over 10 years |
°C |
17 |
11 |
10 |
13 |
15 |
18 |
21 |
22 |
22 |
22 |
18 |
14 |
12 |
Average number of days with thunderstorms over 28 years |
days |
76 |
1 |
1 |
3 |
3 |
8 |
13 |
16 |
15 |
10 |
4 |
1 |
1 |
Average number of days with fog over 28 years |
days |
54 |
10 |
7 |
7 |
4 |
3 |
2 |
1 |
2 |
2 |
3 |
6 |
7 |
Average morning relative humidity over 10 years |
% |
86 |
88.1 |
87.1 |
86 |
81.6 |
82.7 |
86.3 |
86.9 |
88.6 |
88.5 |
83.4 |
85.7 |
87.5 |
Average evening relative humidity over 10 years |
% |
64.6 |
64.9 |
60.2 |
58.9 |
58.5 |
64.2 |
68.6 |
68.3 |
69.6 |
69.9 |
65.3 |
62.9 |
64 |
Average wind speed over 12 years |
km/h |
17.7 |
12.9 |
12.9 |
12.9 |
12.9 |
9.7 |
8.0 |
8.0 |
8.0 |
12.9 |
9.7 |
9.7 |
9.7 |
Most rain reported in a day over 28 years |
cm |
17.5 |
7.6 |
8.1 |
14.2 |
6.6 |
7.6 |
10.9 |
9.1 |
14.7 |
17.5 |
16.3 |
15.0 |
4.6 |
Most rain reported in a month over 28 years |
cm |
162.3 |
14.2 |
13.7 |
28.7 |
11.9 |
18.0 |
48.3 |
31.2 |
30.7 |
53.3 |
37.8 |
21.8 |
10.4 |
Least rain reported in a month over 28 years |
cm |
73.9 |
- |
1.0 |
1.0 |
0.3 |
- |
1.0 |
1.0 |
3.6 |
4.1 |
2.5 |
- |
0.3 |
Heating degree days over 21 years |
days |
656 |
177 |
167 |
84 |
18 |
- |
- |
- |
- |
- |
4 |
50 |
156 |
Cooling degree days over 21 years |
days |
2949 |
46 |
43 |
94 |
179 |
306 |
409 |
471 |
470 |
434 |
310 |
132 |
55 |
Average possibility of clouds over 10 years |
% |
48.3 |
50.1 |
48.9 |
45.5 |
39.4 |
49.4 |
56.4 |
52.2 |
49.3 |
48.9 |
48.3 |
45.2 |
45.9 |
Average number of days below -1°C over 28 years |
days |
3 |
1 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Most snow reported in a day over 29 years |
cm |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average wet bulb point over 10 years |
°C |
18 |
13 |
12 |
15 |
17 |
20 |
22 |
23 |
23 |
23 |
20 |
16 |
13 |
Average number of days below 2°C over 28 years |
days |
15 |
5 |
4 |
1 |
- |
- |
- |
- |
- |
- |
- |
1 |
4 |