| Record high, °C |
31 |
27 |
17 |
15 |
13 |
16 |
23 |
26 |
30 |
32 |
35 |
33 |
35 |
| Average high, °C |
20 |
13 |
6 |
2 |
1 |
3 |
9 |
13 |
19 |
22 |
24 |
24 |
13 |
| Average temperature, °C |
15 |
10 |
3 |
0 |
-1 |
0 |
5 |
9 |
14 |
17 |
19 |
18 |
9 |
| Average low, °C |
10 |
5 |
1 |
-2 |
-3 |
-2 |
1 |
4 |
9 |
11 |
13 |
13 |
5 |
| Record low, °C |
-1 |
-7 |
-16 |
-22 |
-28 |
-22 |
-16 |
-6 |
-1 |
0 |
5 |
3 |
-28 |
| Rain, days |
10 |
10 |
13 |
11 |
8 |
8 |
11 |
12 |
11 |
12 |
11 |
10 |
127 |
| Snow, days |
0 |
0 |
4 |
8 |
10 |
8 |
4 |
1 |
0 |
0 |
0 |
0 |
35 |
| Fog, days |
19 |
20 |
22 |
23 |
24 |
22 |
20 |
14 |
13 |
15 |
15 |
17 |
224 |
| Thunderstorms, days |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
3 |
4 |
3 |
4 |
16 |
| Snowfall, cm. |
0 |
0 |
2 |
11 |
10 |
9 |
3 |
1 |
0 |
0 |
0 |
0 |
37 |
| Average precipitation, mm. |
55 |
47 |
64 |
50 |
41 |
38 |
38 |
46 |
69 |
79 |
50 |
64 |
641 |
| Relative humidity morning, % |
89 |
86 |
87 |
88 |
87 |
87 |
84 |
80 |
78 |
80 |
81 |
85 |
84 |
| Relative humidity evening, % |
55 |
61 |
75 |
81 |
79 |
68 |
55 |
47 |
50 |
50 |
48 |
48 |
60 |
| Wind speed, km/h |
9 |
12 |
14 |
16 |
14 |
16 |
16 |
17 |
14 |
12 |
12 |
12 |
14 |
| Monthly sunshine, часов |
164 |
128 |
57 |
43 |
53 |
84 |
125 |
172 |
232 |
224 |
240 |
231 |
1754 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
14 |
16 |
17 |
16 |
15 |
13 |
| Dew point, °C |
10 |
5 |
0 |
-2 |
-3 |
-3 |
0 |
2 |
7 |
10 |
12 |
12 |
50 |
| Growing degree-day, °C |
158 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
138 |
208 |
276 |
276 |
1056 |
| Solar radiation, global, Mj/m2 |
11 |
7 |
4 |
3 |
4 |
7 |
10 |
13 |
17 |
17 |
17 |
16 |
10 |