| Record high, °C |
40 |
38 |
31 |
27 |
22 |
26 |
33 |
36 |
40 |
43 |
45 |
43 |
45 |
| Average high, °C |
28 |
20 |
13 |
8 |
6 |
7 |
13 |
22 |
27 |
33 |
36 |
34 |
21 |
| Average temperature, °C |
21 |
14 |
9 |
4 |
1 |
3 |
10 |
16 |
21 |
26 |
28 |
26 |
15 |
| Average low, °C |
12 |
7 |
2 |
-1 |
-3 |
-2 |
3 |
10 |
14 |
18 |
20 |
17 |
8 |
| Record low, °C |
0 |
-11 |
-22 |
-30 |
-28 |
-26 |
-17 |
-6 |
-2 |
4 |
8 |
3 |
-30 |
| Rain, days |
3 |
8 |
9 |
10 |
8 |
11 |
14 |
12 |
10 |
6 |
4 |
2 |
97 |
| Snow, days |
0 |
1 |
2 |
6 |
9 |
7 |
2 |
1 |
0 |
0 |
0 |
0 |
28 |
| Fog, days |
0 |
0 |
2 |
6 |
5 |
3 |
1 |
0 |
0 |
0 |
0 |
0 |
18 |
| Thunderstorms, days |
2 |
3 |
5 |
2 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
20 |
| Average precipitation, mm. |
6 |
45 |
55 |
60 |
60 |
58 |
81 |
74 |
48 |
11 |
7 |
2 |
508 |
| Relative humidity, % |
46 |
57 |
67 |
73 |
73 |
70 |
64 |
59 |
51 |
39 |
39 |
43 |
57 |
| Relative humidity morning, % |
65 |
74 |
76 |
77 |
79 |
77 |
74 |
74 |
72 |
59 |
58 |
63 |
71 |
| Relative humidity evening, % |
27 |
39 |
51 |
62 |
61 |
56 |
52 |
43 |
35 |
25 |
25 |
26 |
42 |
| Wind speed, km/h |
9 |
9 |
9 |
9 |
10 |
10 |
11 |
11 |
10 |
10 |
9 |
9 |
10 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
12 |
12 |
15 |
16 |
15 |
14 |
13 |
| Dew point, °C |
9 |
6 |
3 |
-0 |
-3 |
-2 |
3 |
8 |
11 |
11 |
13 |
12 |
70 |
| Growing degree-day, °C |
327 |
136 |
0 |
0 |
0 |
0 |
0 |
189 |
344 |
483 |
555 |
493 |
2527 |
| Solar radiation, global, Mj/m2 |
19 |
13 |
8 |
6 |
7 |
10 |
14 |
19 |
24 |
27 |
26 |
24 |
17 |