| Record high, °C |
30 |
25 |
13 |
11 |
8 |
12 |
17 |
27 |
31 |
32 |
32 |
35 |
35 |
| Average high, °C |
18 |
13 |
4 |
2 |
0 |
0 |
5 |
12 |
18 |
22 |
23 |
23 |
12 |
| Average temperature, °C |
13 |
8 |
2 |
0 |
-2 |
-3 |
1 |
7 |
12 |
16 |
18 |
17 |
7 |
| Average low, °C |
8 |
4 |
0 |
-1 |
-4 |
-6 |
-2 |
2 |
6 |
11 |
13 |
12 |
4 |
| Record low, °C |
-1 |
-7 |
-11 |
-15 |
-26 |
-26 |
-15 |
-6 |
-3 |
2 |
5 |
5 |
-26 |
| Rain, days |
4 |
4 |
3 |
7 |
4 |
3 |
3 |
5 |
5 |
6 |
8 |
5 |
57 |
| Snow, days |
0 |
0 |
5 |
10 |
13 |
11 |
7 |
3 |
0 |
0 |
0 |
0 |
49 |
| Fog, days |
26 |
28 |
26 |
26 |
27 |
24 |
25 |
21 |
19 |
20 |
25 |
24 |
291 |
| Thunderstorms, days |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
3 |
3 |
4 |
3 |
15 |
| Average precipitation, mm. |
30 |
20 |
30 |
50 |
30 |
30 |
20 |
30 |
30 |
50 |
90 |
40 |
450 |
| Relative humidity, % |
78 |
82 |
87 |
88 |
86 |
82 |
77 |
74 |
71 |
73 |
77 |
77 |
79 |
| Relative humidity morning, % |
93 |
93 |
93 |
92 |
91 |
90 |
89 |
85 |
80 |
83 |
87 |
89 |
89 |
| Relative humidity evening, % |
68 |
77 |
87 |
90 |
87 |
81 |
71 |
60 |
57 |
62 |
63 |
61 |
72 |
| Wind speed, km/h |
17 |
17 |
19 |
20 |
20 |
17 |
16 |
14 |
12 |
16 |
17 |
16 |
17 |
| Day Length, часов |
13 |
11 |
9 |
8 |
9 |
11 |
13 |
15 |
17 |
18 |
17 |
15 |
13 |
| Dew point, °C |
8 |
5 |
0 |
-2 |
-4 |
-7 |
-2 |
2 |
7 |
12 |
13 |
13 |
45 |
| Growing degree-day, °C |
117 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
78 |
217 |
267 |
250 |
928 |
| Solar radiation, global, Mj/m2 |
10 |
6 |
3 |
2 |
3 |
5 |
9 |
13 |
18 |
17 |
17 |
15 |
10 |