| Record high, °C |
31 |
22 |
15 |
10 |
8 |
16 |
18 |
25 |
30 |
33 |
34 |
34 |
34 |
| Average high, °C |
16 |
11 |
5 |
1 |
0 |
0 |
2 |
8 |
14 |
17 |
20 |
20 |
10 |
| Average temperature, °C |
13 |
8 |
3 |
0 |
-2 |
-3 |
0 |
4 |
10 |
14 |
17 |
16 |
7 |
| Average low, °C |
10 |
5 |
1 |
-2 |
-5 |
-5 |
-2 |
1 |
6 |
10 |
13 |
13 |
4 |
| Record low, °C |
-2 |
-7 |
-18 |
-26 |
-33 |
-32 |
-24 |
-10 |
-4 |
1 |
5 |
5 |
-33 |
| Fog, days |
17 |
20 |
20 |
23 |
22 |
22 |
24 |
20 |
19 |
20 |
19 |
20 |
246 |
| Thunderstorms, days |
2 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
2 |
3 |
2 |
12 |
| Average precipitation, mm. |
80 |
73 |
76 |
64 |
48 |
33 |
32 |
35 |
38 |
46 |
69 |
74 |
669 |
| Relative humidity, % |
81 |
83 |
87 |
87 |
87 |
86 |
83 |
76 |
76 |
77 |
79 |
79 |
82 |
| Relative humidity morning, % |
88 |
88 |
87 |
88 |
87 |
87 |
88 |
88 |
87 |
90 |
91 |
90 |
88 |
| Relative humidity evening, % |
71 |
75 |
83 |
85 |
84 |
80 |
74 |
68 |
64 |
69 |
72 |
71 |
75 |
| Wind speed, km/h |
12 |
13 |
14 |
15 |
15 |
13 |
13 |
11 |
11 |
12 |
10 |
11 |
13 |
| Monthly sunshine, часов |
188 |
105 |
41 |
26 |
34 |
66 |
135 |
204 |
288 |
294 |
290 |
257 |
1928 |
| Day Length, часов |
13 |
11 |
9 |
8 |
8 |
10 |
13 |
15 |
17 |
19 |
18 |
16 |
13 |
| Dew point, °C |
8 |
5 |
1 |
-1 |
-3 |
-4 |
-2 |
1 |
5 |
10 |
12 |
12 |
44 |
| Growing degree-day, °C |
83 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
100 |
198 |
198 |
580 |
| Solar radiation, global, Mj/m2 |
12 |
6 |
2 |
1 |
2 |
4 |
10 |
16 |
22 |
23 |
22 |
18 |
11 |