| Record high, °C |
31 |
23 |
15 |
12 |
13 |
17 |
20 |
28 |
30 |
32 |
36 |
33 |
36 |
| Average high, °C |
18 |
13 |
6 |
3 |
1 |
1 |
7 |
12 |
17 |
21 |
22 |
22 |
12 |
| Average temperature, °C |
14 |
9 |
4 |
1 |
0 |
0 |
3 |
8 |
13 |
16 |
18 |
17 |
9 |
| Average low, °C |
10 |
6 |
2 |
0 |
-2 |
-3 |
0 |
3 |
8 |
11 |
13 |
13 |
5 |
| Record low, °C |
2 |
-2 |
-7 |
-15 |
-20 |
-25 |
-12 |
-6 |
0 |
6 |
6 |
7 |
-25 |
| Rain, days |
5 |
5 |
3 |
5 |
4 |
3 |
4 |
6 |
6 |
7 |
9 |
5 |
62 |
| Snow, days |
0 |
2 |
10 |
13 |
15 |
13 |
12 |
9 |
1 |
0 |
0 |
0 |
75 |
| Fog, days |
18 |
21 |
24 |
24 |
25 |
22 |
21 |
17 |
15 |
15 |
14 |
14 |
230 |
| Thunderstorms, days |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
3 |
5 |
4 |
4 |
18 |
| Average precipitation, mm. |
52 |
44 |
58 |
55 |
41 |
36 |
42 |
48 |
54 |
73 |
84 |
79 |
666 |
| Relative humidity, % |
78 |
81 |
87 |
87 |
85 |
83 |
77 |
74 |
71 |
71 |
75 |
74 |
79 |
| Relative humidity morning, % |
91 |
93 |
95 |
96 |
96 |
95 |
93 |
86 |
82 |
83 |
83 |
85 |
90 |
| Relative humidity evening, % |
72 |
79 |
91 |
95 |
93 |
88 |
77 |
64 |
61 |
64 |
63 |
64 |
76 |
| Wind speed, km/h |
37 |
38 |
43 |
45 |
43 |
40 |
38 |
28 |
27 |
27 |
30 |
30 |
36 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
15 |
16 |
17 |
17 |
15 |
13 |
| Dew point, °C |
9 |
6 |
1 |
0 |
-3 |
-4 |
-1 |
2 |
7 |
10 |
12 |
12 |
51 |
| Growing degree-day, °C |
117 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
86 |
167 |
241 |
207 |
817 |
| Solar radiation, global, Mj/m2 |
10 |
6 |
3 |
3 |
3 |
6 |
9 |
13 |
17 |
17 |
17 |
16 |
10 |