| Record high, °C |
38 |
33 |
28 |
24 |
23 |
25 |
30 |
32 |
35 |
38 |
42 |
41 |
42 |
| Average high, °C |
24 |
19 |
12 |
6 |
5 |
7 |
13 |
18 |
23 |
26 |
28 |
28 |
17 |
| Average temperature, °C |
17 |
12 |
6 |
2 |
1 |
2 |
7 |
12 |
17 |
20 |
22 |
21 |
11 |
| Average low, °C |
11 |
6 |
2 |
-2 |
-3 |
-2 |
2 |
6 |
11 |
14 |
16 |
15 |
6 |
| Record low, °C |
2 |
-6 |
-12 |
-20 |
-26 |
-23 |
-16 |
-7 |
-1 |
6 |
6 |
3 |
-26 |
| Rain, days |
9 |
9 |
10 |
8 |
5 |
6 |
9 |
12 |
13 |
12 |
8 |
8 |
109 |
| Snow, days |
0 |
0 |
3 |
7 |
8 |
8 |
4 |
1 |
0 |
0 |
0 |
0 |
31 |
| Fog, days |
1 |
3 |
5 |
6 |
5 |
2 |
1 |
0 |
0 |
0 |
0 |
0 |
23 |
| Thunderstorms, days |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
5 |
6 |
4 |
5 |
22 |
| Average precipitation, mm. |
65 |
63 |
63 |
61 |
50 |
45 |
58 |
60 |
72 |
110 |
71 |
71 |
788 |
| Relative humidity, % |
74 |
78 |
80 |
82 |
82 |
76 |
70 |
68 |
68 |
70 |
67 |
69 |
74 |
| Relative humidity morning, % |
85 |
88 |
89 |
85 |
87 |
86 |
84 |
78 |
77 |
77 |
76 |
79 |
83 |
| Relative humidity evening, % |
54 |
60 |
72 |
74 |
72 |
63 |
50 |
51 |
54 |
56 |
49 |
49 |
59 |
| Wind speed, km/h |
8 |
8 |
8 |
9 |
8 |
8 |
8 |
8 |
8 |
8 |
6 |
6 |
8 |
| Monthly sunshine, часов |
201 |
150 |
98 |
61 |
73 |
93 |
143 |
173 |
232 |
251 |
290 |
268 |
2032 |
| Day Length, часов |
13 |
11 |
10 |
10 |
10 |
11 |
13 |
14 |
15 |
16 |
16 |
15 |
13 |
| Dew point, °C |
11 |
7 |
2 |
-1 |
-3 |
-1 |
0 |
3 |
9 |
13 |
13 |
13 |
66 |
| Growing degree-day, °C |
221 |
78 |
0 |
0 |
0 |
0 |
0 |
53 |
209 |
293 |
366 |
363 |
1581 |
| Solar radiation, global, Mj/m2 |
14 |
9 |
5 |
4 |
5 |
8 |
12 |
15 |
19 |
21 |
22 |
19 |
13 |