| Record high, °C |
34 |
26 |
22 |
16 |
13 |
17 |
25 |
30 |
33 |
35 |
39 |
38 |
39 |
| Average high, °C |
21 |
15 |
8 |
3 |
1 |
4 |
10 |
17 |
22 |
25 |
27 |
27 |
15 |
| Average temperature, °C |
16 |
10 |
5 |
-0 |
-2 |
-0 |
5 |
11 |
16 |
19 |
21 |
20 |
10 |
| Average low, °C |
10 |
6 |
1 |
-3 |
-5 |
-4 |
1 |
6 |
10 |
13 |
15 |
15 |
5 |
| Record low, °C |
-2 |
-9 |
-22 |
-25 |
-28 |
-26 |
-18 |
-7 |
-4 |
2 |
5 |
4 |
-28 |
| Rain, days |
13 |
13 |
14 |
13 |
11 |
10 |
12 |
15 |
16 |
16 |
15 |
13 |
161 |
| Snow, days |
0 |
0 |
5 |
12 |
14 |
12 |
5 |
1 |
0 |
0 |
0 |
0 |
49 |
| Fog, days |
2 |
4 |
6 |
7 |
9 |
5 |
2 |
0 |
1 |
0 |
1 |
1 |
39 |
| Thunderstorms, days |
3 |
1 |
0 |
0 |
0 |
0 |
1 |
3 |
9 |
8 |
8 |
7 |
40 |
| Average precipitation, mm. |
73 |
54 |
57 |
68 |
53 |
50 |
43 |
49 |
74 |
76 |
78 |
73 |
748 |
| Relative humidity, % |
73 |
76 |
80 |
83 |
82 |
76 |
67 |
62 |
65 |
65 |
67 |
69 |
72 |
| Relative humidity morning, % |
86 |
88 |
90 |
90 |
90 |
87 |
85 |
77 |
76 |
77 |
77 |
81 |
84 |
| Relative humidity evening, % |
57 |
65 |
80 |
86 |
83 |
74 |
58 |
51 |
55 |
56 |
54 |
54 |
64 |
| Wind speed, km/h |
8 |
8 |
8 |
8 |
8 |
10 |
10 |
11 |
10 |
10 |
9 |
8 |
9 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
14 |
16 |
17 |
16 |
15 |
13 |
| Dew point, °C |
10 |
6 |
3 |
-2 |
-6 |
-3 |
0 |
4 |
8 |
12 |
13 |
13 |
58 |
| Growing degree-day, °C |
173 |
17 |
0 |
0 |
0 |
0 |
0 |
33 |
192 |
266 |
339 |
327 |
1347 |
| Solar radiation, global, Mj/m2 |
11 |
7 |
4 |
3 |
4 |
7 |
10 |
14 |
17 |
17 |
17 |
16 |
11 |