| Record high, °C |
37 |
32 |
0 |
0 |
17 |
17 |
27 |
28 |
33 |
38 |
45 |
42 |
45 |
| Average high, °C |
29 |
21 |
12 |
5 |
2 |
4 |
10 |
17 |
23 |
29 |
33 |
33 |
18 |
| Average temperature, °C |
21 |
15 |
7 |
1 |
-1 |
0 |
5 |
11 |
17 |
22 |
27 |
26 |
13 |
| Average low, °C |
14 |
9 |
3 |
0 |
-3 |
-2 |
1 |
6 |
11 |
15 |
19 |
19 |
8 |
| Record low, °C |
5 |
-3 |
-17 |
-17 |
-28 |
-27 |
-22 |
-3 |
2 |
7 |
8 |
11 |
-28 |
| Fog, days |
0 |
1 |
6 |
11 |
11 |
7 |
3 |
1 |
1 |
0 |
0 |
0 |
41 |
| Thunderstorms, days |
1 |
2 |
0 |
0 |
0 |
0 |
1 |
3 |
7 |
3 |
1 |
1 |
19 |
| Average precipitation, mm. |
7 |
37 |
51 |
47 |
44 |
44 |
58 |
66 |
52 |
12 |
2 |
1 |
421 |
| Relative humidity morning, % |
52 |
68 |
0 |
0 |
79 |
79 |
76 |
74 |
72 |
59 |
46 |
44 |
54 |
| Relative humidity evening, % |
24 |
36 |
0 |
0 |
66 |
60 |
47 |
42 |
39 |
25 |
20 |
20 |
32 |
| Wind speed, km/h |
6 |
6 |
6 |
8 |
12 |
8 |
9 |
9 |
8 |
8 |
8 |
8 |
8 |
| Day Length, часов |
13 |
12 |
11 |
10 |
10 |
11 |
12 |
14 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
5 |
3 |
0 |
-2 |
-5 |
-3 |
-1 |
2 |
6 |
6 |
7 |
6 |
24 |
| Growing degree-day, °C |
342 |
146 |
0 |
0 |
0 |
0 |
0 |
33 |
207 |
358 |
491 |
491 |
2068 |
| Solar radiation, global, Mj/m2 |
19 |
13 |
8 |
6 |
8 |
11 |
15 |
17 |
21 |
26 |
27 |
24 |
16 |