| Record high, °C |
43 |
38 |
35 |
28 |
30 |
33 |
37 |
42 |
43 |
45 |
42 |
41 |
45 |
| Average high, °C |
33 |
30 |
25 |
21 |
19 |
21 |
23 |
28 |
32 |
35 |
34 |
35 |
28 |
| Average temperature, °C |
27 |
24 |
19 |
15 |
14 |
15 |
18 |
22 |
25 |
28 |
28 |
28 |
22 |
| Average low, °C |
20 |
17 |
13 |
9 |
7 |
8 |
10 |
14 |
17 |
19 |
21 |
21 |
15 |
| Record low, °C |
16 |
0 |
2 |
0 |
0 |
0 |
2 |
7 |
12 |
15 |
17 |
18 |
0 |
| Fog, days |
17 |
15 |
11 |
12 |
11 |
7 |
9 |
7 |
8 |
11 |
20 |
23 |
151 |
| Average precipitation, mm. |
0 |
1 |
2 |
5 |
5 |
4 |
2 |
1 |
0 |
0 |
0 |
0 |
20 |
| Relative humidity, % |
58 |
57 |
60 |
62 |
62 |
57 |
54 |
45 |
43 |
46 |
54 |
58 |
55 |
| Relative humidity morning, % |
83 |
81 |
77 |
75 |
74 |
71 |
72 |
68 |
71 |
76 |
83 |
85 |
76 |
| Relative humidity evening, % |
38 |
40 |
48 |
53 |
50 |
42 |
37 |
30 |
26 |
27 |
35 |
38 |
39 |
| Wind speed, km/h |
13 |
14 |
12 |
12 |
12 |
14 |
15 |
14 |
16 |
16 |
15 |
14 |
14 |
| Day Length, часов |
13 |
12 |
11 |
11 |
11 |
12 |
12 |
12 |
14 |
15 |
14 |
14 |
13 |
| Dew point, °C |
18 |
15 |
11 |
8 |
6 |
7 |
8 |
9 |
12 |
15 |
18 |
19 |
146 |
| Growing degree-day, °C |
498 |
431 |
279 |
158 |
112 |
141 |
233 |
351 |
468 |
528 |
570 |
564 |
4333 |
| Solar radiation, global, Mj/m2 |
21 |
16 |
12 |
11 |
12 |
14 |
18 |
23 |
25 |
28 |
26 |
25 |
19 |