| Record high, °C |
37 |
33 |
26 |
20 |
17 |
17 |
23 |
31 |
36 |
38 |
40 |
42 |
42 |
| Average high, °C |
32 |
25 |
17 |
11 |
8 |
10 |
15 |
20 |
26 |
31 |
35 |
35 |
22 |
| Average temperature, °C |
25 |
19 |
11 |
6 |
4 |
6 |
10 |
15 |
20 |
24 |
28 |
28 |
16 |
| Average low, °C |
17 |
12 |
6 |
3 |
0 |
2 |
5 |
9 |
13 |
18 |
21 |
21 |
11 |
| Record low, °C |
7 |
0 |
-5 |
-7 |
-11 |
-10 |
-10 |
1 |
3 |
9 |
12 |
14 |
-11 |
| Fog, days |
1 |
1 |
4 |
9 |
8 |
6 |
4 |
1 |
1 |
1 |
1 |
1 |
38 |
| Thunderstorms, days |
1 |
2 |
1 |
1 |
1 |
0 |
1 |
1 |
1 |
1 |
1 |
1 |
12 |
| Average precipitation, mm. |
5 |
49 |
77 |
132 |
125 |
111 |
97 |
71 |
38 |
8 |
3 |
3 |
719 |
| Relative humidity morning, % |
56 |
66 |
76 |
76 |
76 |
73 |
70 |
69 |
63 |
55 |
47 |
48 |
65 |
| Relative humidity evening, % |
33 |
44 |
60 |
63 |
66 |
61 |
54 |
51 |
43 |
35 |
27 |
27 |
47 |
| Wind speed, km/h |
6 |
4 |
6 |
8 |
8 |
8 |
8 |
8 |
9 |
9 |
9 |
6 |
7 |
| Day Length, часов |
13 |
12 |
11 |
10 |
10 |
11 |
12 |
14 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
9 |
6 |
3 |
-1 |
-2 |
-2 |
0 |
5 |
7 |
10 |
10 |
10 |
55 |
| Growing degree-day, °C |
425 |
258 |
33 |
0 |
0 |
0 |
0 |
133 |
284 |
425 |
551 |
551 |
2661 |
| Solar radiation, global, Mj/m2 |
20 |
13 |
9 |
7 |
8 |
11 |
15 |
18 |
23 |
26 |
27 |
24 |
17 |