| Record high, °C |
37 |
32 |
26 |
25 |
23 |
22 |
26 |
30 |
32 |
38 |
42 |
38 |
42 |
| Average high, °C |
28 |
25 |
20 |
17 |
15 |
16 |
17 |
19 |
23 |
28 |
31 |
31 |
23 |
| Average temperature, °C |
24 |
21 |
17 |
14 |
13 |
13 |
13 |
16 |
19 |
23 |
26 |
27 |
19 |
| Average low, °C |
20 |
17 |
14 |
11 |
10 |
10 |
10 |
12 |
15 |
18 |
21 |
22 |
15 |
| Record low, °C |
13 |
7 |
6 |
1 |
2 |
1 |
2 |
3 |
9 |
13 |
17 |
17 |
1 |
| Snow, days |
1 |
1 |
1 |
0 |
0 |
1 |
2 |
2 |
1 |
2 |
2 |
1 |
14 |
| Fog, days |
1 |
1 |
1 |
0 |
0 |
1 |
2 |
2 |
1 |
2 |
2 |
1 |
14 |
| Thunderstorms, days |
3 |
6 |
7 |
5 |
5 |
4 |
3 |
2 |
1 |
1 |
1 |
1 |
39 |
| Average precipitation, mm. |
30 |
80 |
90 |
110 |
90 |
60 |
40 |
30 |
10 |
10 |
10 |
10 |
570 |
| Relative humidity, % |
75 |
80 |
80 |
80 |
80 |
80 |
80 |
75 |
75 |
70 |
65 |
70 |
76 |
| Relative humidity morning, % |
84 |
85 |
83 |
83 |
83 |
83 |
85 |
83 |
81 |
79 |
78 |
82 |
82 |
| Relative humidity evening, % |
63 |
68 |
71 |
73 |
72 |
69 |
68 |
64 |
60 |
54 |
53 |
57 |
64 |
| Wind speed, km/h |
9 |
12 |
16 |
17 |
17 |
17 |
17 |
20 |
17 |
19 |
17 |
16 |
16 |
| Day Length, часов |
13 |
12 |
11 |
10 |
11 |
11 |
12 |
14 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
18 |
16 |
12 |
10 |
8 |
8 |
8 |
10 |
13 |
16 |
18 |
20 |
157 |
| Growing degree-day, °C |
333 |
223 |
117 |
273 |
87 |
93 |
174 |
267 |
397 |
483 |
518 |
431 |
3395 |
| Solar radiation, global, Mj/m2 |
21 |
15 |
10 |
8 |
9 |
13 |
18 |
22 |
26 |
29 |
29 |
26 |
19 |