| Record high, °C |
27 |
22 |
15 |
14 |
11 |
15 |
18 |
20 |
26 |
30 |
31 |
30 |
31 |
| Average high, °C |
15 |
11 |
5 |
3 |
1 |
2 |
6 |
8 |
13 |
16 |
18 |
18 |
10 |
| Average temperature, °C |
12 |
8 |
3 |
1 |
0 |
0 |
3 |
5 |
10 |
12 |
15 |
15 |
7 |
| Average low, °C |
8 |
5 |
1 |
0 |
-2 |
-2 |
0 |
2 |
6 |
9 |
11 |
11 |
4 |
| Record low, °C |
2 |
-3 |
-9 |
-16 |
-18 |
0 |
-12 |
-9 |
-2 |
0 |
3 |
2 |
-18 |
| Rain, days |
17 |
19 |
18 |
17 |
15 |
11 |
18 |
17 |
20 |
20 |
18 |
17 |
207 |
| Snow, days |
0 |
1 |
6 |
9 |
13 |
10 |
10 |
8 |
1 |
0 |
0 |
0 |
58 |
| Fog, days |
22 |
23 |
24 |
25 |
24 |
21 |
23 |
20 |
17 |
20 |
20 |
20 |
259 |
| Thunderstorms, days |
2 |
1 |
0 |
0 |
0 |
0 |
1 |
1 |
4 |
5 |
4 |
4 |
22 |
| Average precipitation, mm. |
88 |
103 |
106 |
109 |
97 |
76 |
95 |
77 |
86 |
100 |
92 |
73 |
1101 |
| Relative humidity, % |
88 |
90 |
89 |
88 |
88 |
88 |
86 |
81 |
77 |
77 |
80 |
82 |
85 |
| Relative humidity morning, % |
93 |
94 |
94 |
93 |
94 |
90 |
92 |
89 |
86 |
89 |
88 |
88 |
91 |
| Relative humidity evening, % |
72 |
79 |
87 |
90 |
89 |
79 |
74 |
65 |
63 |
68 |
66 |
65 |
75 |
| Wind speed, km/h |
14 |
14 |
19 |
17 |
17 |
19 |
19 |
14 |
16 |
14 |
12 |
9 |
15 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
14 |
16 |
17 |
17 |
15 |
13 |
| Dew point, °C |
9 |
6 |
2 |
0 |
-1 |
-2 |
0 |
1 |
5 |
8 |
11 |
11 |
50 |
| Growing degree-day, °C |
67 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
92 |
155 |
164 |
477 |
| Solar radiation, global, Mj/m2 |
11 |
7 |
4 |
2 |
3 |
6 |
9 |
13 |
17 |
18 |
18 |
16 |
10 |