| Record high, °C |
43 |
40 |
35 |
31 |
30 |
28 |
40 |
41 |
40 |
47 |
45 |
47 |
47 |
| Average high, °C |
29 |
26 |
21 |
17 |
16 |
17 |
18 |
21 |
24 |
27 |
28 |
30 |
23 |
| Average temperature, °C |
26 |
22 |
18 |
14 |
12 |
14 |
15 |
18 |
21 |
25 |
26 |
27 |
20 |
| Average low, °C |
22 |
20 |
15 |
11 |
10 |
11 |
12 |
15 |
17 |
20 |
22 |
23 |
17 |
| Record low, °C |
12 |
11 |
7 |
0 |
2 |
0 |
5 |
5 |
10 |
13 |
13 |
20 |
0 |
| Fog, days |
8 |
7 |
3 |
2 |
3 |
3 |
6 |
6 |
9 |
12 |
15 |
14 |
88 |
| Thunderstorms, days |
1 |
1 |
1 |
1 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
6 |
| Average precipitation, mm. |
8 |
25 |
19 |
56 |
39 |
16 |
11 |
10 |
2 |
1 |
0 |
0 |
187 |
| Relative humidity, % |
67 |
66 |
65 |
68 |
68 |
66 |
65 |
64 |
64 |
63 |
62 |
65 |
65 |
| Relative humidity morning, % |
81 |
78 |
76 |
75 |
77 |
77 |
78 |
78 |
79 |
81 |
82 |
83 |
79 |
| Relative humidity evening, % |
62 |
60 |
60 |
59 |
62 |
58 |
60 |
59 |
60 |
61 |
64 |
63 |
61 |
| Wind speed, km/h |
17 |
17 |
17 |
17 |
19 |
17 |
20 |
20 |
17 |
17 |
16 |
16 |
18 |
| Day Length, часов |
13 |
12 |
11 |
11 |
11 |
12 |
12 |
13 |
14 |
15 |
15 |
14 |
13 |
| Dew point, °C |
19 |
16 |
12 |
8 |
7 |
7 |
9 |
11 |
13 |
17 |
20 |
21 |
160 |
| Growing degree-day, °C |
467 |
362 |
233 |
121 |
52 |
110 |
155 |
233 |
327 |
450 |
482 |
517 |
3508 |
| Solar radiation, global, Mj/m2 |
22 |
17 |
12 |
10 |
11 |
15 |
19 |
24 |
26 |
28 |
29 |
27 |
20 |