| Record high, °C |
35 |
28 |
23 |
22 |
20 |
22 |
26 |
27 |
32 |
38 |
36 |
37 |
38 |
| Average high, °C |
22 |
19 |
15 |
12 |
12 |
13 |
15 |
16 |
18 |
22 |
24 |
24 |
18 |
| Average temperature, °C |
18 |
15 |
11 |
9 |
8 |
9 |
11 |
12 |
14 |
17 |
19 |
19 |
14 |
| Average low, °C |
14 |
11 |
8 |
6 |
5 |
6 |
7 |
8 |
10 |
13 |
15 |
15 |
10 |
| Record low, °C |
5 |
2 |
0 |
-1 |
-5 |
-2 |
-2 |
-1 |
0 |
5 |
5 |
7 |
-5 |
| Snow, days |
0 |
0 |
0 |
0 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
| Fog, days |
7 |
8 |
7 |
8 |
7 |
5 |
4 |
4 |
5 |
5 |
7 |
7 |
74 |
| Thunderstorms, days |
1 |
1 |
1 |
2 |
1 |
1 |
1 |
2 |
2 |
1 |
1 |
1 |
15 |
| Average precipitation, mm. |
113 |
215 |
228 |
298 |
255 |
219 |
145 |
148 |
141 |
73 |
43 |
40 |
1918 |
| Relative humidity, % |
78 |
82 |
86 |
86 |
85 |
81 |
76 |
75 |
77 |
74 |
74 |
74 |
79 |
| Relative humidity morning, % |
90 |
91 |
91 |
91 |
91 |
89 |
88 |
88 |
90 |
90 |
90 |
90 |
90 |
| Relative humidity evening, % |
65 |
71 |
76 |
79 |
76 |
72 |
68 |
67 |
67 |
66 |
63 |
63 |
69 |
| Wind speed, km/h |
9 |
12 |
9 |
12 |
12 |
12 |
9 |
12 |
12 |
14 |
14 |
14 |
12 |
| Monthly sunshine, часов |
205 |
154 |
109 |
90 |
113 |
116 |
176 |
184 |
217 |
269 |
296 |
281 |
2210 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
13 |
14 |
15 |
16 |
15 |
14 |
13 |
| Dew point, °C |
13 |
10 |
8 |
6 |
5 |
6 |
6 |
7 |
9 |
12 |
14 |
14 |
110 |
| Growing degree-day, °C |
240 |
144 |
39 |
0 |
0 |
0 |
27 |
58 |
126 |
219 |
293 |
292 |
1437 |
| Solar radiation, global, Mj/m2 |
16 |
10 |
7 |
5 |
6 |
9 |
14 |
18 |
22 |
24 |
24 |
22 |
15 |