| Record high, °C |
37 |
31 |
26 |
22 |
18 |
22 |
22 |
27 |
28 |
32 |
35 |
36 |
37 |
| Average high, °C |
26 |
20 |
16 |
11 |
8 |
9 |
12 |
17 |
22 |
24 |
27 |
30 |
19 |
| Average temperature, °C |
23 |
17 |
12 |
8 |
5 |
6 |
8 |
13 |
18 |
21 |
25 |
27 |
15 |
| Average low, °C |
20 |
14 |
9 |
4 |
1 |
2 |
5 |
10 |
14 |
18 |
21 |
23 |
12 |
| Record low, °C |
12 |
6 |
0 |
-2 |
-3 |
-5 |
-3 |
0 |
7 |
12 |
12 |
17 |
-5 |
| Rain, days |
12 |
10 |
7 |
4 |
4 |
6 |
10 |
11 |
9 |
12 |
10 |
9 |
104 |
| Snow, days |
0 |
0 |
0 |
0 |
1 |
2 |
1 |
0 |
0 |
0 |
0 |
0 |
4 |
| Fog, days |
19 |
18 |
18 |
13 |
11 |
10 |
14 |
15 |
20 |
19 |
22 |
21 |
200 |
| Thunderstorms, days |
2 |
1 |
1 |
1 |
0 |
0 |
1 |
2 |
2 |
2 |
2 |
3 |
17 |
| Average precipitation, mm. |
210 |
190 |
90 |
50 |
50 |
70 |
100 |
120 |
140 |
170 |
130 |
140 |
1460 |
| Relative humidity, % |
71 |
66 |
59 |
52 |
49 |
50 |
55 |
60 |
65 |
72 |
73 |
71 |
62 |
| Relative humidity morning, % |
85 |
78 |
72 |
65 |
61 |
63 |
69 |
76 |
79 |
87 |
89 |
87 |
76 |
| Relative humidity evening, % |
69 |
64 |
58 |
50 |
46 |
49 |
55 |
60 |
61 |
71 |
72 |
68 |
60 |
| Wind speed, km/h |
16 |
17 |
17 |
17 |
17 |
19 |
19 |
19 |
20 |
20 |
19 |
20 |
18 |
| Monthly sunshine, часов |
118 |
133 |
147 |
175 |
188 |
167 |
163 |
175 |
173 |
123 |
144 |
175 |
1881 |
| Day Length, часов |
13 |
12 |
11 |
10 |
11 |
11 |
12 |
14 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
18 |
12 |
6 |
0 |
-3 |
-3 |
1 |
7 |
12 |
17 |
21 |
22 |
110 |
| Growing degree-day, °C |
400 |
233 |
83 |
0 |
0 |
0 |
0 |
117 |
258 |
350 |
456 |
525 |
2423 |
| Solar radiation, global, Mj/m2 |
12 |
11 |
9 |
9 |
10 |
12 |
15 |
18 |
18 |
15 |
16 |
16 |
13 |