| Record high, °C |
36 |
30 |
23 |
18 |
16 |
19 |
27 |
28 |
31 |
36 |
37 |
39 |
39 |
| Average high, °C |
23 |
17 |
11 |
5 |
3 |
5 |
9 |
15 |
19 |
23 |
27 |
27 |
15 |
| Average temperature, °C |
16 |
11 |
6 |
2 |
0 |
1 |
5 |
10 |
14 |
17 |
20 |
19 |
10 |
| Average low, °C |
9 |
6 |
2 |
-1 |
-3 |
-2 |
0 |
4 |
8 |
10 |
12 |
12 |
5 |
| Record low, °C |
-1 |
-7 |
-17 |
-21 |
-23 |
-26 |
-21 |
-8 |
-2 |
2 |
5 |
3 |
-26 |
| Rain, days |
0 |
1 |
2 |
4 |
5 |
3 |
4 |
4 |
3 |
2 |
0 |
0 |
28 |
| Fog, days |
4 |
15 |
25 |
28 |
28 |
22 |
20 |
10 |
7 |
4 |
3 |
3 |
169 |
| Thunderstorms, days |
2 |
1 |
1 |
0 |
0 |
0 |
1 |
3 |
6 |
6 |
2 |
1 |
23 |
| Average precipitation, mm. |
12 |
31 |
35 |
51 |
45 |
39 |
46 |
53 |
58 |
33 |
11 |
6 |
420 |
| Relative humidity, % |
56 |
62 |
73 |
81 |
80 |
79 |
73 |
63 |
66 |
58 |
49 |
50 |
66 |
| Relative humidity morning, % |
72 |
76 |
83 |
84 |
82 |
81 |
79 |
77 |
80 |
77 |
72 |
71 |
78 |
| Relative humidity evening, % |
33 |
41 |
56 |
69 |
71 |
63 |
52 |
46 |
45 |
39 |
33 |
31 |
48 |
| Wind speed, km/h |
6 |
6 |
6 |
6 |
8 |
9 |
9 |
12 |
9 |
8 |
8 |
8 |
8 |
| Day Length, часов |
13 |
12 |
11 |
10 |
10 |
11 |
12 |
14 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
6 |
3 |
0 |
-3 |
-6 |
-4 |
-1 |
2 |
6 |
8 |
9 |
8 |
28 |
| Growing degree-day, °C |
175 |
34 |
0 |
0 |
0 |
0 |
0 |
0 |
103 |
192 |
284 |
284 |
1073 |
| Solar radiation, global, Mj/m2 |
19 |
13 |
8 |
6 |
8 |
10 |
14 |
18 |
22 |
26 |
26 |
23 |
16 |