| Record high, °C |
39 |
34 |
32 |
29 |
31 |
31 |
35 |
38 |
42 |
43 |
43 |
42 |
43 |
| Average high, °C |
29 |
24 |
18 |
13 |
13 |
16 |
20 |
24 |
29 |
34 |
33 |
32 |
24 |
| Average temperature, °C |
21 |
15 |
9 |
4 |
4 |
6 |
10 |
15 |
20 |
25 |
26 |
25 |
15 |
| Average low, °C |
13 |
6 |
-1 |
-5 |
-5 |
-3 |
0 |
5 |
10 |
16 |
18 |
17 |
6 |
| Record low, °C |
-1 |
-7 |
-21 |
-23 |
-31 |
-34 |
-21 |
-8 |
-3 |
2 |
11 |
9 |
-34 |
| Rain, days |
6 |
5 |
3 |
4 |
4 |
4 |
5 |
6 |
7 |
8 |
6 |
6 |
64 |
| Snow, days |
0 |
0 |
1 |
2 |
2 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
7 |
| Fog, days |
5 |
5 |
4 |
5 |
6 |
5 |
3 |
2 |
2 |
1 |
1 |
2 |
41 |
| Thunderstorms, days |
4 |
2 |
1 |
0 |
0 |
0 |
1 |
2 |
5 |
6 |
8 |
8 |
37 |
| Snowfall, cm. |
0 |
0 |
3 |
8 |
7 |
5 |
4 |
1 |
0 |
0 |
0 |
0 |
27 |
| Average precipitation, mm. |
51 |
33 |
18 |
18 |
13 |
13 |
15 |
18 |
33 |
46 |
56 |
74 |
386 |
| Relative humidity, % |
63 |
64 |
62 |
68 |
72 |
68 |
63 |
61 |
68 |
67 |
68 |
67 |
66 |
| Relative humidity morning, % |
71 |
67 |
65 |
66 |
67 |
64 |
54 |
51 |
57 |
61 |
67 |
70 |
63 |
| Relative humidity evening, % |
37 |
35 |
37 |
41 |
39 |
33 |
25 |
22 |
24 |
25 |
31 |
34 |
32 |
| Wind speed, km/h |
13 |
13 |
12 |
12 |
12 |
14 |
16 |
17 |
16 |
16 |
14 |
12 |
14 |
| Day Length, часов |
13 |
12 |
11 |
10 |
11 |
12 |
12 |
14 |
14 |
15 |
15 |
14 |
13 |
| Dew point, °C |
12 |
7 |
0 |
-2 |
-3 |
-3 |
-2 |
3 |
10 |
17 |
18 |
18 |
75 |
| Growing degree-day, °C |
594 |
296 |
50 |
7 |
3 |
18 |
106 |
260 |
529 |
784 |
876 |
824 |
4347 |
| Solar radiation, global, Mj/m2 |
19 |
16 |
13 |
10 |
12 |
14 |
20 |
24 |
25 |
25 |
24 |
22 |
19 |