| Record high, °C |
32 |
37 |
34 |
37 |
40 |
40 |
38 |
31 |
32 |
29 |
31 |
32 |
40 |
| Average high, °C |
21 |
26 |
28 |
31 |
33 |
31 |
28 |
24 |
21 |
17 |
17 |
20 |
25 |
| Average temperature, °C |
16 |
20 |
22 |
25 |
26 |
25 |
23 |
19 |
16 |
12 |
12 |
14 |
19 |
| Average low, °C |
11 |
14 |
17 |
19 |
21 |
20 |
18 |
15 |
11 |
8 |
8 |
9 |
14 |
| Record low, °C |
-2 |
2 |
2 |
7 |
7 |
7 |
5 |
0 |
-2 |
-5 |
-7 |
-5 |
-7 |
| Rain, days |
4 |
5 |
6 |
7 |
5 |
5 |
6 |
7 |
4 |
2 |
2 |
3 |
56 |
| Fog, days |
10 |
7 |
5 |
4 |
3 |
5 |
8 |
13 |
16 |
17 |
17 |
14 |
119 |
| Thunderstorms, days |
4 |
7 |
6 |
8 |
7 |
7 |
7 |
5 |
2 |
2 |
2 |
2 |
59 |
| Average precipitation, mm. |
60 |
101 |
107 |
105 |
106 |
132 |
139 |
96 |
62 |
24 |
30 |
30 |
990 |
| Relative humidity, % |
79 |
77 |
77 |
75 |
74 |
79 |
82 |
85 |
85 |
86 |
85 |
82 |
81 |
| Relative humidity morning, % |
85 |
86 |
87 |
85 |
84 |
87 |
89 |
91 |
90 |
89 |
88 |
86 |
87 |
| Relative humidity evening, % |
52 |
54 |
52 |
51 |
51 |
55 |
57 |
61 |
63 |
63 |
62 |
55 |
56 |
| Wind speed, km/h |
18 |
17 |
16 |
13 |
12 |
12 |
12 |
10 |
13 |
12 |
15 |
16 |
14 |
| Day Length, часов |
12 |
13 |
14 |
15 |
14 |
14 |
13 |
12 |
11 |
11 |
11 |
11 |
13 |
| Dew point, °C |
11 |
14 |
16 |
18 |
19 |
19 |
18 |
16 |
13 |
10 |
9 |
10 |
173 |
| Growing degree-day, °C |
177 |
307 |
380 |
465 |
518 |
434 |
413 |
288 |
196 |
75 |
73 |
138 |
3464 |
| Solar radiation, global, Mj/m2 |
18 |
20 |
24 |
25 |
25 |
22 |
18 |
14 |
11 |
9 |
10 |
13 |
17 |