| Record high, °C |
32 |
27 |
21 |
12 |
8 |
17 |
23 |
30 |
33 |
34 |
35 |
35 |
35 |
| Average high, °C |
22 |
16 |
9 |
2 |
1 |
5 |
12 |
19 |
24 |
27 |
29 |
27 |
16 |
| Average temperature, °C |
15 |
10 |
2 |
-4 |
-6 |
-2 |
5 |
11 |
16 |
19 |
21 |
21 |
9 |
| Average low, °C |
11 |
4 |
-3 |
-10 |
-12 |
-7 |
0 |
5 |
10 |
13 |
16 |
15 |
4 |
| Record low, °C |
4 |
-7 |
-12 |
-18 |
0 |
-17 |
-10 |
-6 |
0 |
7 |
11 |
10 |
-18 |
| Fog, days |
5 |
6 |
3 |
3 |
1 |
2 |
2 |
2 |
4 |
3 |
4 |
4 |
39 |
| Thunderstorms, days |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
2 |
3 |
2 |
2 |
12 |
| Average precipitation, mm. |
50 |
24 |
4 |
1 |
2 |
3 |
9 |
19 |
38 |
41 |
66 |
80 |
335 |
| Relative humidity, % |
67 |
65 |
59 |
56 |
50 |
47 |
47 |
46 |
49 |
53 |
59 |
62 |
55 |
| Relative humidity morning, % |
84 |
82 |
74 |
71 |
67 |
61 |
60 |
61 |
67 |
73 |
77 |
80 |
71 |
| Relative humidity evening, % |
48 |
46 |
40 |
41 |
36 |
33 |
32 |
29 |
33 |
37 |
41 |
44 |
38 |
| Wind speed, km/h |
3 |
3 |
3 |
2 |
2 |
3 |
5 |
6 |
5 |
5 |
5 |
4 |
4 |
| Day Length, часов |
13 |
12 |
11 |
10 |
11 |
11 |
12 |
12 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
9 |
3 |
-5 |
-12 |
-14 |
-12 |
-6 |
-0 |
5 |
10 |
13 |
13 |
5 |
| Growing degree-day, °C |
162 |
0 |
0 |
0 |
0 |
0 |
0 |
36 |
186 |
276 |
353 |
326 |
1339 |
| Solar radiation, global, Mj/m2 |
16 |
13 |
12 |
11 |
12 |
15 |
17 |
20 |
21 |
21 |
20 |
18 |
16 |