| Record high, °C |
38 |
30 |
23 |
20 |
21 |
21 |
26 |
27 |
32 |
37 |
40 |
42 |
42 |
| Average high, °C |
27 |
20 |
14 |
11 |
10 |
11 |
15 |
16 |
21 |
27 |
32 |
31 |
20 |
| Average temperature, °C |
20 |
14 |
9 |
6 |
5 |
6 |
9 |
11 |
14 |
20 |
23 |
23 |
13 |
| Average low, °C |
12 |
8 |
3 |
2 |
0 |
1 |
2 |
5 |
7 |
12 |
15 |
15 |
7 |
| Record low, °C |
2 |
-3 |
-6 |
-7 |
-11 |
-10 |
-7 |
-6 |
-2 |
3 |
7 |
7 |
-11 |
| Rain, days |
22 |
20 |
15 |
17 |
14 |
17 |
21 |
24 |
25 |
21 |
22 |
21 |
239 |
| Snow, days |
0 |
0 |
0 |
1 |
1 |
2 |
1 |
0 |
0 |
0 |
0 |
0 |
5 |
| Fog, days |
6 |
10 |
18 |
19 |
20 |
16 |
12 |
9 |
8 |
5 |
2 |
3 |
128 |
| Thunderstorms, days |
12 |
3 |
1 |
0 |
0 |
1 |
2 |
3 |
10 |
16 |
19 |
17 |
84 |
| Average precipitation, mm. |
26 |
40 |
46 |
45 |
31 |
30 |
22 |
40 |
47 |
24 |
14 |
12 |
377 |
| Relative humidity, % |
49 |
64 |
74 |
80 |
77 |
71 |
61 |
59 |
58 |
47 |
38 |
39 |
60 |
| Relative humidity morning, % |
70 |
76 |
79 |
83 |
83 |
82 |
80 |
81 |
81 |
74 |
60 |
60 |
76 |
| Relative humidity evening, % |
33 |
47 |
56 |
64 |
61 |
56 |
47 |
48 |
43 |
34 |
24 |
25 |
45 |
| Wind speed, km/h |
8 |
8 |
6 |
9 |
12 |
14 |
14 |
14 |
9 |
9 |
9 |
9 |
10 |
| Monthly sunshine, часов |
232 |
176 |
144 |
112 |
144 |
152 |
199 |
207 |
256 |
298 |
327 |
310 |
2557 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
12 |
14 |
15 |
16 |
15 |
14 |
13 |
| Dew point, °C |
8 |
6 |
3 |
2 |
0 |
1 |
2 |
3 |
6 |
8 |
8 |
8 |
55 |
| Growing degree-day, °C |
308 |
129 |
0 |
0 |
0 |
0 |
0 |
25 |
138 |
292 |
431 |
422 |
1745 |
| Solar radiation, global, Mj/m2 |
17 |
11 |
8 |
6 |
8 |
11 |
16 |
19 |
22 |
25 |
26 |
23 |
16 |