| Record high, °C |
37 |
31 |
23 |
17 |
16 |
18 |
25 |
29 |
32 |
37 |
38 |
37 |
38 |
| Average high, °C |
26 |
20 |
13 |
6 |
4 |
7 |
12 |
18 |
22 |
26 |
30 |
30 |
18 |
| Average temperature, °C |
17 |
11 |
6 |
1 |
0 |
1 |
5 |
10 |
14 |
18 |
21 |
21 |
10 |
| Average low, °C |
7 |
3 |
0 |
-3 |
-5 |
-4 |
-1 |
3 |
6 |
10 |
13 |
11 |
3 |
| Record low, °C |
2 |
-3 |
0 |
-16 |
-24 |
-23 |
-17 |
-5 |
-1 |
3 |
8 |
6 |
-24 |
| Fog, days |
1 |
6 |
15 |
21 |
21 |
15 |
12 |
6 |
4 |
1 |
1 |
1 |
104 |
| Thunderstorms, days |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
5 |
4 |
1 |
1 |
14 |
| Average precipitation, mm. |
10 |
27 |
28 |
39 |
30 |
30 |
29 |
38 |
44 |
22 |
3 |
2 |
302 |
| Relative humidity morning, % |
58 |
69 |
80 |
84 |
82 |
81 |
78 |
75 |
75 |
66 |
57 |
54 |
72 |
| Relative humidity evening, % |
33 |
42 |
58 |
71 |
73 |
65 |
53 |
46 |
44 |
36 |
31 |
30 |
49 |
| Wind speed, km/h |
17 |
16 |
17 |
19 |
19 |
20 |
19 |
17 |
16 |
17 |
19 |
19 |
18 |
| Day Length, часов |
13 |
12 |
11 |
10 |
10 |
11 |
12 |
14 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
5 |
3 |
0 |
-2 |
-4 |
-3 |
-1 |
2 |
6 |
7 |
8 |
7 |
28 |
| Growing degree-day, °C |
183 |
43 |
0 |
0 |
0 |
0 |
0 |
8 |
112 |
233 |
353 |
319 |
1252 |
| Solar radiation, global, Mj/m2 |
19 |
13 |
9 |
7 |
8 |
11 |
15 |
18 |
22 |
26 |
26 |
23 |
16 |