| Record high, °C |
35 |
40 |
43 |
44 |
43 |
42 |
41 |
37 |
29 |
25 |
26 |
31 |
44 |
| Average high, °C |
21 |
24 |
25 |
27 |
28 |
28 |
26 |
24 |
20 |
18 |
17 |
19 |
23 |
| Average temperature, °C |
15 |
17 |
19 |
21 |
22 |
22 |
20 |
18 |
15 |
12 |
11 |
12 |
17 |
| Average low, °C |
9 |
12 |
14 |
16 |
18 |
17 |
16 |
13 |
10 |
8 |
6 |
7 |
12 |
| Record low, °C |
1 |
4 |
4 |
8 |
10 |
9 |
7 |
4 |
3 |
1 |
-1 |
1 |
-1 |
| Rain, days |
8 |
10 |
11 |
10 |
12 |
12 |
12 |
9 |
10 |
10 |
7 |
8 |
117 |
| Average precipitation, mm. |
50 |
70 |
80 |
70 |
110 |
120 |
120 |
90 |
70 |
80 |
40 |
50 |
950 |
| Relative humidity, % |
61 |
61 |
62 |
64 |
66 |
68 |
69 |
70 |
70 |
69 |
68 |
64 |
66 |
| Relative humidity morning, % |
62 |
62 |
67 |
67 |
72 |
77 |
76 |
74 |
78 |
77 |
72 |
67 |
71 |
| Relative humidity evening, % |
48 |
50 |
54 |
53 |
57 |
58 |
61 |
57 |
59 |
59 |
53 |
48 |
55 |
| Day Length, часов |
12 |
13 |
14 |
15 |
15 |
14 |
13 |
12 |
11 |
10 |
11 |
11 |
13 |
| Dew point, °C |
8 |
10 |
11 |
15 |
16 |
17 |
16 |
12 |
9 |
7 |
6 |
6 |
133 |
| Growing degree-day, °C |
142 |
233 |
283 |
353 |
388 |
345 |
327 |
242 |
155 |
67 |
43 |
78 |
2655 |
| Solar radiation, global, Mj/m2 |
17 |
20 |
21 |
23 |
21 |
19 |
16 |
13 |
10 |
9 |
10 |
13 |
16 |