Average temperature over 33 years |
°C |
13 |
11 |
12 |
12 |
12 |
13 |
14 |
15 |
16 |
16 |
16 |
13 |
12 |
Average high temperature over 33 years |
°C |
17 |
16 |
16 |
15 |
16 |
16 |
17 |
18 |
18 |
20 |
20 |
18 |
16 |
Average low temperature over 33 years |
°C |
10 |
7 |
7 |
8 |
9 |
10 |
11 |
12 |
12 |
12 |
11 |
9 |
7 |
Highest recorded temperature over 33 years |
°C |
37 |
28 |
28 |
30 |
36 |
33 |
36 |
35 |
35 |
37 |
37 |
30 |
30 |
Lowest recorded temperature over 33 years |
°C |
-3 |
-3 |
0 |
0 |
2 |
2 |
5 |
7 |
7 |
5 |
1 |
0 |
-3 |
Average number of rainy days over 31 years |
days |
57 |
8 |
8 |
8 |
6 |
3 |
2 |
1 |
2 |
3 |
3 |
6 |
7 |
Average precipitation over 31 years |
cm |
34.0 |
6.3 |
6.1 |
5.6 |
2.8 |
0.5 |
0.3 |
- |
- |
0.5 |
1.8 |
5.1 |
5.1 |
Average dew point over 10 years |
°C |
9 |
6 |
6 |
8 |
8 |
9 |
11 |
12 |
12 |
13 |
10 |
7 |
6 |
Average number of days with thunderstorms over 31 years |
days |
8 |
1 |
1 |
1 |
- |
- |
1 |
1 |
1 |
1 |
- |
1 |
- |
Average number of days with fog over 31 years |
days |
198 |
9 |
11 |
12 |
13 |
18 |
21 |
27 |
27 |
21 |
17 |
12 |
10 |
Average morning relative humidity over 10 years |
% |
77.9 |
70.2 |
74.1 |
78.2 |
74.5 |
78.3 |
80.2 |
84 |
85 |
82.7 |
75.9 |
70.5 |
68.5 |
Average evening relative humidity over 10 years |
% |
63.3 |
56.3 |
58.9 |
65.4 |
62.7 |
67.1 |
67.8 |
69.5 |
68.7 |
67.1 |
61.8 |
57.1 |
56.1 |
Average wind speed over 12 years |
km/h |
17.7 |
14.5 |
16.1 |
16.1 |
17.7 |
16.1 |
12.9 |
9.7 |
12.9 |
12.9 |
12.9 |
12.9 |
14.5 |
Average snowfall over 31 years |
cm |
0.3 |
0.3 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Most rain reported in a day over 39 years |
cm |
10.9 |
6.3 |
5.3 |
8.1 |
4.6 |
3.6 |
0.5 |
0.3 |
2.3 |
4.3 |
3.8 |
6.3 |
10.9 |
Most rain reported in a month over 31 years |
cm |
72.1 |
23.6 |
23.4 |
17.8 |
11.7 |
6.9 |
0.8 |
0.3 |
2.5 |
5.8 |
6.6 |
16.0 |
14.0 |
Least rain reported in a month over 31 years |
cm |
11.9 |
0.5 |
0.3 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
0.5 |
Heating degree days over 16 years |
days |
3284 |
389 |
344 |
375 |
337 |
315 |
236 |
196 |
154 |
135 |
160 |
259 |
384 |
Cooling degree days over 16 years |
days |
54 |
1 |
- |
- |
3 |
1 |
1 |
1 |
3 |
17 |
22 |
4 |
1 |
Average number of days above 22°C over 12 years |
days |
33 |
- |
1 |
1 |
1 |
1 |
1 |
1 |
2 |
2 |
1 |
1 |
13 |
Most snow reported in a month over 31 years |
cm |
4.1 |
4.1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average possibility of clouds over 10 years |
% |
50.2 |
48 |
55.6 |
49 |
48.5 |
52 |
54.1 |
53 |
51.1 |
49 |
46.9 |
46 |
47.9 |
Average number of days below -1°C over 33 years |
days |
2 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
Most snow reported in a day over 31 years |
cm |
2.3 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
2.3 |
Average wet bulb point over 10 years |
°C |
12 |
10 |
10 |
11 |
11 |
11 |
13 |
14 |
15 |
15 |
13 |
11 |
10 |
Average number of days below 2°C over 33 years |
days |
24 |
7 |
3 |
3 |
1 |
1 |
- |
- |
- |
- |
1 |
2 |
6 |