| Record high, °C |
32 |
33 |
36 |
36 |
38 |
37 |
33 |
32 |
28 |
25 |
27 |
30 |
38 |
| Average high, °C |
22 |
25 |
27 |
28 |
30 |
27 |
26 |
22 |
19 |
16 |
16 |
18 |
23 |
| Average temperature, °C |
15 |
18 |
20 |
22 |
23 |
22 |
20 |
16 |
12 |
8 |
8 |
11 |
16 |
| Average low, °C |
7 |
11 |
13 |
15 |
17 |
16 |
13 |
10 |
4 |
0 |
0 |
2 |
9 |
| Record low, °C |
-5 |
0 |
-1 |
5 |
2 |
5 |
2 |
-1 |
-6 |
-7 |
-7 |
-6 |
-7 |
| Fog, days |
1 |
0 |
0 |
1 |
0 |
1 |
1 |
3 |
2 |
2 |
1 |
0 |
12 |
| Thunderstorms, days |
2 |
6 |
7 |
8 |
7 |
8 |
7 |
4 |
1 |
1 |
1 |
1 |
53 |
| Average precipitation, mm. |
20 |
40 |
60 |
60 |
80 |
90 |
80 |
50 |
20 |
10 |
0 |
10 |
520 |
| Relative humidity, % |
40 |
45 |
45 |
50 |
55 |
60 |
60 |
60 |
60 |
55 |
50 |
45 |
52 |
| Relative humidity morning, % |
74 |
76 |
77 |
77 |
76 |
83 |
86 |
86 |
83 |
82 |
80 |
75 |
80 |
| Relative humidity evening, % |
29 |
31 |
31 |
31 |
31 |
41 |
42 |
41 |
36 |
37 |
31 |
28 |
34 |
| Wind speed, km/h |
17 |
17 |
17 |
17 |
16 |
16 |
14 |
14 |
14 |
14 |
14 |
17 |
16 |
| Day Length, часов |
12 |
13 |
14 |
14 |
14 |
14 |
13 |
12 |
11 |
11 |
11 |
12 |
13 |
| Dew point, °C |
2 |
5 |
7 |
9 |
10 |
12 |
11 |
7 |
2 |
-1 |
-1 |
-1 |
62 |
| Growing degree-day, °C |
150 |
250 |
308 |
379 |
422 |
345 |
310 |
192 |
60 |
0 |
0 |
26 |
2442 |
| Solar radiation, global, Mj/m2 |
21 |
23 |
25 |
26 |
26 |
23 |
20 |
17 |
15 |
14 |
15 |
17 |
20 |