| Record high, °C |
27 |
23 |
18 |
15 |
12 |
15 |
21 |
22 |
27 |
32 |
34 |
35 |
35 |
| Average high, °C |
17 |
12 |
7 |
4 |
3 |
3 |
6 |
10 |
15 |
18 |
20 |
20 |
11 |
| Average temperature, °C |
13 |
9 |
5 |
2 |
1 |
1 |
3 |
6 |
11 |
14 |
16 |
16 |
8 |
| Average low, °C |
10 |
6 |
3 |
0 |
-1 |
-1 |
1 |
2 |
7 |
10 |
12 |
12 |
5 |
| Record low, °C |
2 |
-2 |
-12 |
-13 |
-18 |
-16 |
-12 |
-5 |
-2 |
1 |
6 |
3 |
-18 |
| Rain, days |
21 |
21 |
23 |
20 |
19 |
15 |
20 |
19 |
20 |
21 |
21 |
20 |
240 |
| Snow, days |
0 |
0 |
3 |
8 |
11 |
11 |
8 |
4 |
0 |
0 |
0 |
0 |
45 |
| Fog, days |
16 |
18 |
17 |
20 |
20 |
18 |
18 |
17 |
17 |
16 |
14 |
18 |
209 |
| Thunderstorms, days |
3 |
1 |
1 |
0 |
0 |
0 |
1 |
1 |
4 |
5 |
4 |
5 |
25 |
| Average precipitation, mm. |
60 |
63 |
59 |
62 |
54 |
46 |
47 |
45 |
50 |
59 |
78 |
76 |
699 |
| Relative humidity morning, % |
87 |
87 |
86 |
87 |
87 |
87 |
87 |
85 |
80 |
80 |
83 |
85 |
85 |
| Relative humidity evening, % |
66 |
74 |
79 |
83 |
83 |
77 |
72 |
63 |
60 |
60 |
61 |
60 |
70 |
| Wind speed, km/h |
17 |
16 |
17 |
20 |
20 |
14 |
20 |
16 |
16 |
16 |
16 |
16 |
17 |
| Day Length, часов |
13 |
11 |
9 |
8 |
9 |
10 |
13 |
15 |
17 |
18 |
17 |
16 |
13 |
| Dew point, °C |
9 |
6 |
2 |
0 |
-1 |
-1 |
0 |
1 |
6 |
9 |
11 |
11 |
53 |
| Growing degree-day, °C |
108 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
43 |
125 |
198 |
198 |
673 |
| Solar radiation, global, Mj/m2 |
10 |
6 |
3 |
2 |
2 |
5 |
9 |
13 |
17 |
17 |
17 |
15 |
10 |