| Record high, °C |
37 |
33 |
28 |
20 |
17 |
21 |
28 |
35 |
37 |
38 |
45 |
41 |
45 |
| Average high, °C |
24 |
20 |
15 |
10 |
8 |
10 |
15 |
21 |
25 |
27 |
29 |
29 |
19 |
| Average temperature, °C |
21 |
17 |
12 |
7 |
6 |
7 |
11 |
17 |
21 |
24 |
26 |
26 |
16 |
| Average low, °C |
18 |
14 |
8 |
3 |
2 |
3 |
7 |
12 |
17 |
21 |
22 |
22 |
12 |
| Record low, °C |
10 |
3 |
-1 |
-7 |
-4 |
-6 |
-2 |
1 |
8 |
12 |
12 |
16 |
-7 |
| Rain, days |
17 |
15 |
11 |
7 |
9 |
10 |
14 |
12 |
15 |
16 |
17 |
15 |
158 |
| Snow, days |
0 |
0 |
0 |
1 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
3 |
| Fog, days |
20 |
23 |
25 |
28 |
28 |
22 |
23 |
22 |
21 |
19 |
21 |
22 |
274 |
| Thunderstorms, days |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
2 |
7 |
6 |
19 |
| Average precipitation, mm. |
144 |
47 |
19 |
7 |
9 |
12 |
23 |
52 |
86 |
113 |
232 |
214 |
957 |
| Relative humidity, % |
81 |
82 |
80 |
80 |
77 |
75 |
73 |
72 |
72 |
77 |
80 |
79 |
77 |
| Relative humidity morning, % |
94 |
92 |
90 |
90 |
90 |
89 |
87 |
89 |
88 |
90 |
94 |
94 |
91 |
| Relative humidity evening, % |
69 |
65 |
62 |
62 |
59 |
59 |
57 |
54 |
54 |
63 |
70 |
67 |
62 |
| Wind speed, km/h |
8 |
8 |
9 |
8 |
9 |
9 |
9 |
14 |
12 |
8 |
8 |
8 |
9 |
| Day Length, часов |
13 |
12 |
11 |
11 |
11 |
12 |
12 |
13 |
14 |
15 |
14 |
14 |
13 |
| Dew point, °C |
18 |
13 |
7 |
2 |
1 |
2 |
6 |
11 |
15 |
19 |
22 |
21 |
137 |
| Growing degree-day, °C |
350 |
233 |
58 |
0 |
0 |
0 |
43 |
208 |
362 |
433 |
499 |
491 |
2677 |
| Solar radiation, global, Mj/m2 |
11 |
9 |
8 |
7 |
9 |
9 |
11 |
14 |
16 |
15 |
16 |
15 |
12 |