| Record high, °C |
46 |
42 |
37 |
31 |
32 |
33 |
37 |
41 |
43 |
47 |
47 |
48 |
48 |
| Average high, °C |
35 |
30 |
24 |
18 |
17 |
19 |
22 |
27 |
31 |
35 |
37 |
37 |
28 |
| Average temperature, °C |
24 |
19 |
16 |
12 |
11 |
12 |
14 |
17 |
20 |
24 |
25 |
26 |
18 |
| Average low, °C |
19 |
17 |
11 |
6 |
5 |
6 |
8 |
11 |
15 |
18 |
20 |
20 |
13 |
| Record low, °C |
12 |
0 |
1 |
0 |
0 |
1 |
2 |
2 |
7 |
11 |
12 |
14 |
0 |
| Fog, days |
9 |
9 |
7 |
6 |
6 |
7 |
9 |
8 |
10 |
9 |
13 |
14 |
107 |
| Thunderstorms, days |
1 |
2 |
2 |
2 |
2 |
1 |
1 |
1 |
1 |
1 |
0 |
0 |
14 |
| Average precipitation, mm. |
15 |
38 |
38 |
51 |
70 |
52 |
48 |
28 |
6 |
3 |
0 |
1 |
350 |
| Relative humidity, % |
67 |
66 |
65 |
68 |
68 |
66 |
65 |
65 |
65 |
65 |
63 |
65 |
66 |
| Relative humidity morning, % |
78 |
79 |
82 |
82 |
84 |
82 |
81 |
75 |
68 |
67 |
71 |
75 |
77 |
| Relative humidity evening, % |
46 |
50 |
56 |
58 |
59 |
52 |
52 |
46 |
42 |
41 |
40 |
42 |
49 |
| Wind speed, km/h |
12 |
12 |
11 |
12 |
12 |
13 |
14 |
14 |
15 |
13 |
12 |
12 |
13 |
| Day Length, часов |
13 |
12 |
11 |
11 |
11 |
12 |
12 |
13 |
14 |
15 |
15 |
14 |
13 |
| Dew point, °C |
20 |
16 |
11 |
8 |
6 |
7 |
9 |
13 |
16 |
20 |
20 |
21 |
168 |
| Growing degree-day, °C |
417 |
276 |
167 |
52 |
17 |
47 |
121 |
200 |
310 |
417 |
465 |
482 |
2970 |
| Solar radiation, global, Mj/m2 |
20 |
14 |
10 |
9 |
10 |
13 |
17 |
22 |
25 |
28 |
28 |
25 |
18 |