| Record high, °C |
35 |
37 |
42 |
42 |
45 |
42 |
40 |
34 |
30 |
27 |
26 |
31 |
45 |
| Average high, °C |
20 |
22 |
24 |
26 |
26 |
26 |
25 |
22 |
20 |
17 |
17 |
18 |
22 |
| Average temperature, °C |
14 |
17 |
19 |
20 |
21 |
21 |
20 |
17 |
14 |
12 |
11 |
12 |
17 |
| Average low, °C |
9 |
12 |
14 |
16 |
17 |
18 |
16 |
13 |
10 |
8 |
7 |
7 |
12 |
| Record low, °C |
5 |
6 |
8 |
9 |
11 |
10 |
9 |
7 |
4 |
2 |
2 |
3 |
2 |
| Rain, days |
10 |
12 |
11 |
12 |
12 |
12 |
13 |
12 |
12 |
12 |
10 |
10 |
138 |
| Fog, days |
2 |
1 |
1 |
0 |
1 |
0 |
1 |
2 |
3 |
2 |
1 |
1 |
15 |
| Thunderstorms, days |
2 |
2 |
4 |
4 |
3 |
2 |
2 |
1 |
1 |
1 |
0 |
1 |
23 |
| Average precipitation, mm. |
60 |
70 |
80 |
70 |
100 |
110 |
130 |
120 |
120 |
130 |
90 |
70 |
1150 |
| Relative humidity morning, % |
62 |
60 |
63 |
66 |
70 |
73 |
73 |
71 |
73 |
74 |
69 |
65 |
68 |
| Relative humidity evening, % |
50 |
54 |
56 |
58 |
61 |
63 |
62 |
58 |
56 |
56 |
50 |
49 |
56 |
| Wind speed, km/h |
12 |
22 |
22 |
22 |
20 |
25 |
22 |
20 |
8 |
14 |
9 |
16 |
18 |
| Day Length, часов |
12 |
13 |
14 |
15 |
15 |
14 |
13 |
12 |
11 |
10 |
11 |
11 |
13 |
| Dew point, °C |
7 |
10 |
12 |
14 |
16 |
16 |
15 |
12 |
9 |
7 |
5 |
6 |
129 |
| Growing degree-day, °C |
133 |
215 |
267 |
327 |
353 |
322 |
319 |
225 |
138 |
67 |
43 |
69 |
2477 |
| Solar radiation, global, Mj/m2 |
17 |
20 |
21 |
23 |
21 |
19 |
16 |
13 |
10 |
9 |
10 |
13 |
16 |