| Record high, °C |
35 |
35 |
27 |
23 |
22 |
25 |
27 |
31 |
40 |
40 |
39 |
38 |
40 |
| Average high, °C |
25 |
20 |
14 |
10 |
8 |
9 |
11 |
17 |
21 |
26 |
28 |
28 |
18 |
| Average temperature, °C |
20 |
16 |
11 |
8 |
6 |
6 |
8 |
13 |
17 |
22 |
23 |
23 |
14 |
| Average low, °C |
16 |
12 |
8 |
5 |
3 |
3 |
5 |
8 |
12 |
17 |
19 |
19 |
11 |
| Record low, °C |
8 |
0 |
-1 |
-3 |
-10 |
-8 |
-5 |
2 |
5 |
8 |
11 |
6 |
-10 |
| Rain, days |
8 |
13 |
16 |
17 |
16 |
13 |
14 |
13 |
11 |
8 |
6 |
7 |
142 |
| Snow, days |
0 |
0 |
0 |
2 |
5 |
6 |
2 |
0 |
0 |
0 |
0 |
0 |
15 |
| Fog, days |
21 |
22 |
21 |
20 |
21 |
19 |
24 |
23 |
24 |
22 |
24 |
23 |
264 |
| Thunderstorms, days |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
3 |
4 |
2 |
2 |
14 |
| Average precipitation, mm. |
58 |
90 |
85 |
114 |
87 |
69 |
65 |
54 |
47 |
48 |
32 |
45 |
794 |
| Relative humidity morning, % |
84 |
86 |
85 |
84 |
83 |
83 |
84 |
84 |
86 |
83 |
82 |
83 |
84 |
| Relative humidity evening, % |
56 |
65 |
68 |
72 |
71 |
69 |
67 |
63 |
61 |
55 |
55 |
55 |
63 |
| Wind speed, km/h |
4 |
4 |
4 |
4 |
4 |
6 |
6 |
12 |
4 |
4 |
6 |
6 |
5 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
12 |
14 |
15 |
16 |
15 |
14 |
13 |
| Dew point, °C |
14 |
11 |
7 |
4 |
2 |
2 |
3 |
7 |
11 |
15 |
17 |
17 |
110 |
| Growing degree-day, °C |
317 |
198 |
42 |
0 |
0 |
0 |
0 |
92 |
224 |
358 |
431 |
431 |
2092 |
| Solar radiation, global, Mj/m2 |
18 |
11 |
6 |
5 |
6 |
8 |
13 |
17 |
23 |
26 |
27 |
23 |
15 |