| Record high, °C |
37 |
34 |
27 |
22 |
20 |
23 |
30 |
32 |
35 |
40 |
44 |
42 |
44 |
| Average high, °C |
24 |
19 |
11 |
6 |
5 |
7 |
13 |
18 |
23 |
26 |
29 |
29 |
17 |
| Average temperature, °C |
17 |
12 |
6 |
2 |
0 |
2 |
7 |
12 |
17 |
20 |
22 |
22 |
11 |
| Average low, °C |
11 |
6 |
2 |
-2 |
-3 |
-2 |
2 |
6 |
10 |
14 |
15 |
15 |
6 |
| Record low, °C |
1 |
-7 |
-16 |
-24 |
-26 |
-24 |
-15 |
-6 |
1 |
4 |
6 |
3 |
-26 |
| Rain, days |
5 |
6 |
5 |
6 |
5 |
4 |
5 |
6 |
7 |
7 |
6 |
5 |
67 |
| Snow, days |
0 |
0 |
3 |
7 |
8 |
8 |
4 |
1 |
0 |
0 |
0 |
0 |
31 |
| Fog, days |
2 |
5 |
4 |
5 |
4 |
2 |
1 |
1 |
1 |
0 |
0 |
1 |
26 |
| Thunderstorms, days |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
2 |
4 |
3 |
2 |
13 |
| Average precipitation, mm. |
50 |
49 |
56 |
55 |
40 |
39 |
48 |
57 |
57 |
71 |
55 |
50 |
628 |
| Relative humidity, % |
74 |
79 |
81 |
85 |
85 |
79 |
73 |
71 |
72 |
72 |
70 |
69 |
76 |
| Relative humidity morning, % |
87 |
87 |
88 |
88 |
88 |
87 |
83 |
80 |
79 |
80 |
79 |
81 |
84 |
| Relative humidity evening, % |
52 |
62 |
76 |
80 |
75 |
66 |
54 |
52 |
54 |
55 |
49 |
48 |
60 |
| Wind speed, km/h |
8 |
8 |
9 |
8 |
8 |
9 |
12 |
9 |
8 |
8 |
8 |
6 |
8 |
| Monthly sunshine, часов |
191 |
137 |
79 |
43 |
54 |
79 |
129 |
154 |
206 |
223 |
269 |
263 |
1827 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
13 |
14 |
15 |
16 |
16 |
14 |
13 |
| Dew point, °C |
11 |
7 |
2 |
-1 |
-3 |
-2 |
1 |
4 |
10 |
13 |
14 |
13 |
69 |
| Growing degree-day, °C |
223 |
74 |
0 |
0 |
0 |
0 |
0 |
54 |
207 |
298 |
366 |
366 |
1588 |
| Solar radiation, global, Mj/m2 |
14 |
9 |
6 |
4 |
5 |
8 |
12 |
15 |
19 |
21 |
22 |
19 |
13 |