| Record high, °C |
37 |
33 |
26 |
20 |
17 |
17 |
23 |
31 |
36 |
38 |
40 |
42 |
42 |
| Average high, °C |
35 |
27 |
19 |
12 |
10 |
12 |
17 |
23 |
29 |
35 |
39 |
38 |
25 |
| Average temperature, °C |
25 |
19 |
12 |
7 |
5 |
7 |
11 |
16 |
21 |
26 |
30 |
29 |
17 |
| Average low, °C |
15 |
10 |
5 |
2 |
1 |
2 |
4 |
8 |
12 |
17 |
21 |
20 |
10 |
| Record low, °C |
7 |
0 |
-5 |
-7 |
-11 |
-10 |
-10 |
1 |
3 |
9 |
12 |
14 |
-11 |
| Rain, days |
0 |
1 |
4 |
6 |
8 |
5 |
5 |
2 |
3 |
0 |
0 |
0 |
34 |
| Fog, days |
1 |
1 |
4 |
9 |
8 |
6 |
4 |
1 |
1 |
1 |
1 |
1 |
38 |
| Thunderstorms, days |
1 |
2 |
1 |
1 |
1 |
0 |
1 |
1 |
1 |
1 |
1 |
1 |
12 |
| Average precipitation, mm. |
3 |
34 |
59 |
95 |
105 |
79 |
75 |
51 |
31 |
7 |
2 |
1 |
542 |
| Relative humidity, % |
28 |
43 |
57 |
72 |
74 |
72 |
61 |
51 |
43 |
27 |
22 |
24 |
48 |
| Relative humidity morning, % |
56 |
66 |
76 |
76 |
76 |
73 |
70 |
69 |
63 |
55 |
47 |
48 |
65 |
| Relative humidity evening, % |
33 |
44 |
60 |
63 |
66 |
61 |
54 |
51 |
43 |
35 |
27 |
27 |
47 |
| Wind speed, km/h |
6 |
4 |
6 |
8 |
8 |
8 |
8 |
8 |
9 |
9 |
9 |
6 |
7 |
| Day Length, часов |
13 |
12 |
11 |
10 |
10 |
11 |
12 |
14 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
9 |
6 |
3 |
-1 |
-2 |
-2 |
0 |
5 |
7 |
10 |
10 |
10 |
55 |
| Growing degree-day, °C |
450 |
258 |
58 |
0 |
0 |
0 |
9 |
158 |
319 |
475 |
611 |
586 |
2924 |
| Solar radiation, global, Mj/m2 |
19 |
13 |
9 |
7 |
8 |
11 |
15 |
19 |
24 |
27 |
27 |
24 |
17 |