Average temperature over 34 years |
°C |
10 |
3 |
5 |
7 |
8 |
12 |
15 |
17 |
17 |
15 |
10 |
6 |
4 |
Average high temperature over 34 years |
°C |
15 |
6 |
9 |
11 |
13 |
17 |
20 |
23 |
23 |
20 |
15 |
10 |
7 |
Average low temperature over 34 years |
°C |
5 |
0 |
1 |
2 |
3 |
6 |
9 |
11 |
11 |
9 |
6 |
3 |
1 |
Highest recorded temperature over 34 years |
°C |
37 |
16 |
21 |
22 |
28 |
35 |
34 |
36 |
37 |
37 |
32 |
21 |
17 |
Lowest recorded temperature over 34 years |
°C |
- |
-15 |
-13 |
-10 |
-3 |
-1 |
0 |
3 |
3 |
0 |
-5 |
-16 |
- |
Average number of rainy days over 34 years |
days |
157 |
19 |
17 |
17 |
14 |
11 |
8 |
5 |
6 |
8 |
13 |
19 |
20 |
Average precipitation over 34 years |
cm |
102.1 |
14.7 |
11.2 |
10.2 |
7.6 |
4.8 |
4.3 |
2.0 |
3.3 |
4.6 |
7.9 |
15.2 |
15.0 |
Average dew point over 10 years |
°C |
5 |
1 |
2 |
3 |
4 |
6 |
8 |
10 |
10 |
8 |
6 |
3 |
0 |
Average number of days above 17°C over 12 years |
days |
34 |
- |
1 |
2 |
6 |
12 |
21 |
22 |
12 |
2 |
- |
- |
78 |
Average number of days with thunderstorms over 34 years |
days |
11 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
- |
Average number of days with fog over 34 years |
days |
156 |
19 |
17 |
14 |
9 |
6 |
6 |
6 |
9 |
14 |
18 |
18 |
20 |
Average morning relative humidity over 10 years |
% |
85 |
87 |
89.1 |
89.7 |
85.3 |
80.2 |
78.2 |
78.6 |
80.8 |
86.2 |
90 |
88.8 |
86.1 |
Average evening relative humidity over 10 years |
% |
64 |
76.4 |
72.9 |
66.5 |
59.9 |
57.5 |
55.1 |
52.6 |
52.2 |
55.8 |
66.8 |
76.1 |
77 |
Average wind speed over 12 years |
km/h |
17.7 |
6.4 |
4.8 |
6.4 |
6.4 |
4.8 |
4.8 |
4.8 |
4.8 |
4.8 |
6.4 |
4.8 |
6.4 |
Average snowfall over 33 years |
cm |
23.6 |
9.1 |
3.6 |
3.0 |
- |
- |
- |
- |
- |
- |
- |
2.3 |
5.1 |
Most rain reported in a day over 34 years |
cm |
9.4 |
9.4 |
5.3 |
5.6 |
7.6 |
3.3 |
4.1 |
3.3 |
4.1 |
4.1 |
6.9 |
8.1 |
5.8 |
Most rain reported in a month over 34 years |
cm |
131.8 |
29.2 |
25.1 |
19.3 |
17.8 |
10.9 |
10.9 |
7.9 |
12.7 |
16.5 |
18.5 |
30.7 |
27.2 |
Least rain reported in a month over 34 years |
cm |
66.8 |
0.8 |
3.6 |
1.0 |
1.0 |
1.0 |
0.3 |
- |
- |
- |
1.0 |
2.8 |
4.6 |
Heating degree days over 32 years |
days |
5155 |
781 |
631 |
620 |
488 |
343 |
174 |
77 |
65 |
168 |
411 |
614 |
783 |
Cooling degree days over 32 years |
days |
118 |
- |
- |
- |
- |
3 |
13 |
43 |
49 |
10 |
- |
- |
- |
Most snow reported in a month over 33 years |
cm |
74.2 |
72.9 |
31.0 |
30.2 |
- |
- |
- |
- |
- |
- |
- |
20.6 |
35.6 |
Average possibility of clouds over 10 years |
% |
66.8 |
82.1 |
77 |
72.8 |
70.1 |
69.7 |
63.4 |
50.2 |
46 |
48.3 |
65.6 |
79.2 |
77.7 |
Average number of snowy days over 33 years |
days |
7 |
2 |
1 |
1 |
- |
- |
- |
- |
- |
- |
- |
1 |
2 |
Average number of days below -1°C over 34 years |
days |
59 |
14 |
10 |
9 |
4 |
1 |
- |
- |
- |
- |
2 |
7 |
12 |
Average number of days below -7.5°C over 34 years |
days |
5 |
2 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
1 |
Most snow reported in a day over 33 years |
cm |
89.7 |
14.7 |
19.3 |
- |
- |
- |
- |
- |
- |
- |
13.2 |
20.3 |
22.1 |
Deepest snow cover reported over 33 years |
cm |
45.7 |
45.7 |
15.2 |
15.2 |
- |
- |
- |
- |
- |
- |
- |
22.9 |
22.9 |
Average wet bulb point over 10 years |
°C |
7 |
3 |
3 |
5 |
7 |
8 |
11 |
13 |
13 |
11 |
8 |
5 |
2 |