| Record high, °C |
37 |
32 |
26 |
25 |
23 |
29 |
30 |
32 |
35 |
39 |
40 |
41 |
41 |
| Average high, °C |
23 |
20 |
15 |
13 |
12 |
13 |
15 |
16 |
20 |
22 |
24 |
25 |
18 |
| Average temperature, °C |
19 |
16 |
11 |
9 |
8 |
9 |
11 |
12 |
16 |
18 |
20 |
21 |
14 |
| Average low, °C |
15 |
12 |
8 |
6 |
5 |
5 |
7 |
9 |
12 |
15 |
17 |
17 |
10 |
| Record low, °C |
5 |
-1 |
-6 |
-9 |
-13 |
-12 |
-7 |
-1 |
3 |
5 |
9 |
9 |
-13 |
| Rain, days |
8 |
9 |
9 |
10 |
9 |
9 |
7 |
7 |
7 |
7 |
6 |
7 |
95 |
| Snow, days |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
| Fog, days |
6 |
5 |
5 |
4 |
5 |
3 |
2 |
3 |
3 |
3 |
2 |
2 |
43 |
| Thunderstorms, days |
2 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
2 |
2 |
2 |
2 |
17 |
| Average precipitation, mm. |
90 |
100 |
87 |
66 |
53 |
49 |
55 |
80 |
96 |
75 |
63 |
68 |
881 |
| Relative humidity, % |
80 |
82 |
81 |
83 |
82 |
81 |
79 |
82 |
81 |
81 |
81 |
81 |
81 |
| Relative humidity morning, % |
88 |
85 |
85 |
83 |
84 |
82 |
83 |
85 |
85 |
86 |
87 |
89 |
85 |
| Relative humidity evening, % |
68 |
67 |
68 |
69 |
70 |
65 |
65 |
66 |
67 |
69 |
69 |
70 |
68 |
| Wind speed, km/h |
9 |
14 |
14 |
16 |
14 |
16 |
9 |
12 |
9 |
9 |
9 |
9 |
12 |
| Monthly sunshine, часов |
190 |
151 |
118 |
109 |
118 |
129 |
169 |
170 |
189 |
198 |
205 |
206 |
1951 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
13 |
14 |
15 |
16 |
16 |
14 |
13 |
| Dew point, °C |
18 |
13 |
7 |
6 |
3 |
5 |
6 |
8 |
12 |
15 |
18 |
18 |
129 |
| Growing degree-day, °C |
267 |
186 |
42 |
0 |
0 |
0 |
31 |
72 |
174 |
252 |
322 |
338 |
1684 |
| Solar radiation, global, Mj/m2 |
16 |
10 |
6 |
5 |
6 |
8 |
13 |
17 |
21 |
23 |
23 |
20 |
14 |