| Record high, °C |
32 |
26 |
18 |
18 |
12 |
18 |
25 |
27 |
32 |
33 |
36 |
37 |
37 |
| Average high, °C |
21 |
15 |
7 |
3 |
2 |
4 |
10 |
15 |
21 |
23 |
26 |
26 |
14 |
| Average temperature, °C |
16 |
11 |
5 |
0 |
-1 |
0 |
5 |
11 |
17 |
20 |
22 |
21 |
11 |
| Average low, °C |
11 |
6 |
1 |
-2 |
-3 |
-2 |
1 |
5 |
10 |
13 |
15 |
15 |
6 |
| Record low, °C |
0 |
-7 |
0 |
-18 |
-25 |
-23 |
-16 |
-5 |
1 |
3 |
3 |
6 |
-25 |
| Rain, days |
8 |
10 |
12 |
11 |
7 |
7 |
11 |
12 |
13 |
13 |
10 |
8 |
122 |
| Snow, days |
0 |
0 |
5 |
10 |
13 |
10 |
6 |
1 |
0 |
0 |
0 |
0 |
45 |
| Fog, days |
23 |
24 |
24 |
24 |
25 |
24 |
22 |
17 |
17 |
15 |
16 |
21 |
252 |
| Thunderstorms, days |
2 |
1 |
0 |
0 |
0 |
0 |
1 |
2 |
8 |
10 |
10 |
8 |
42 |
| Average precipitation, mm. |
45 |
52 |
58 |
49 |
40 |
35 |
40 |
48 |
68 |
70 |
53 |
52 |
610 |
| Relative humidity, % |
70 |
75 |
85 |
85 |
85 |
75 |
65 |
60 |
60 |
65 |
60 |
60 |
70 |
| Relative humidity morning, % |
82 |
86 |
87 |
86 |
86 |
85 |
81 |
75 |
73 |
72 |
72 |
76 |
80 |
| Relative humidity evening, % |
52 |
60 |
75 |
79 |
77 |
68 |
57 |
51 |
51 |
51 |
49 |
48 |
60 |
| Wind speed, km/h |
17 |
12 |
14 |
20 |
20 |
12 |
14 |
19 |
14 |
17 |
17 |
9 |
15 |
| Day Length, часов |
13 |
11 |
10 |
9 |
10 |
11 |
13 |
14 |
16 |
17 |
16 |
15 |
13 |
| Dew point, °C |
10 |
5 |
0 |
-1 |
-3 |
-2 |
0 |
3 |
8 |
11 |
12 |
12 |
55 |
| Growing degree-day, °C |
167 |
17 |
0 |
0 |
0 |
0 |
0 |
17 |
207 |
300 |
362 |
327 |
1396 |
| Solar radiation, global, Mj/m2 |
13 |
8 |
5 |
4 |
4 |
8 |
11 |
15 |
19 |
20 |
20 |
18 |
12 |