| Record high, °C |
37 |
33 |
28 |
22 |
25 |
25 |
31 |
32 |
32 |
41 |
43 |
42 |
43 |
| Average high, °C |
28 |
24 |
20 |
17 |
17 |
18 |
20 |
21 |
24 |
27 |
30 |
30 |
23 |
| Average temperature, °C |
23 |
19 |
16 |
13 |
13 |
13 |
15 |
16 |
18 |
22 |
25 |
25 |
18 |
| Average low, °C |
19 |
15 |
12 |
9 |
8 |
8 |
10 |
11 |
13 |
17 |
20 |
20 |
13 |
| Record low, °C |
11 |
6 |
2 |
-1 |
-2 |
-1 |
-1 |
0 |
7 |
8 |
15 |
12 |
-2 |
| Rain, days |
3 |
8 |
9 |
9 |
8 |
8 |
7 |
9 |
6 |
3 |
1 |
1 |
72 |
| Snow, days |
2 |
2 |
2 |
3 |
1 |
2 |
3 |
2 |
3 |
3 |
3 |
5 |
31 |
| Fog, days |
2 |
2 |
2 |
3 |
1 |
2 |
3 |
2 |
3 |
3 |
3 |
5 |
31 |
| Thunderstorms, days |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
0 |
1 |
11 |
| Average precipitation, mm. |
20 |
50 |
130 |
50 |
70 |
60 |
40 |
40 |
20 |
10 |
10 |
10 |
510 |
| Relative humidity, % |
70 |
75 |
75 |
75 |
75 |
70 |
70 |
65 |
65 |
60 |
60 |
65 |
69 |
| Relative humidity morning, % |
77 |
81 |
83 |
82 |
81 |
81 |
80 |
81 |
78 |
74 |
73 |
74 |
79 |
| Relative humidity evening, % |
58 |
60 |
63 |
62 |
61 |
59 |
55 |
55 |
52 |
52 |
54 |
56 |
57 |
| Wind speed, km/h |
14 |
16 |
17 |
17 |
19 |
19 |
19 |
17 |
17 |
17 |
12 |
16 |
17 |
| Monthly sunshine, часов |
247 |
213 |
173 |
158 |
172 |
178 |
218 |
229 |
282 |
302 |
338 |
309 |
2819 |
| Day Length, часов |
13 |
12 |
11 |
10 |
11 |
11 |
12 |
14 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
16 |
12 |
10 |
7 |
6 |
7 |
7 |
8 |
11 |
13 |
16 |
17 |
130 |
| Growing degree-day, °C |
282 |
189 |
84 |
254 |
87 |
141 |
189 |
249 |
378 |
450 |
465 |
412 |
3181 |
| Solar radiation, global, Mj/m2 |
18 |
13 |
9 |
8 |
9 |
12 |
16 |
20 |
23 |
26 |
27 |
24 |
17 |