| Record high, °C |
37 |
36 |
27 |
22 |
20 |
22 |
30 |
30 |
36 |
41 |
41 |
40 |
41 |
| Average high, °C |
29 |
24 |
19 |
14 |
13 |
14 |
16 |
21 |
26 |
30 |
33 |
32 |
23 |
| Average temperature, °C |
21 |
17 |
13 |
9 |
8 |
9 |
11 |
14 |
18 |
22 |
24 |
24 |
16 |
| Average low, °C |
12 |
9 |
6 |
4 |
3 |
3 |
4 |
7 |
11 |
14 |
16 |
16 |
9 |
| Record low, °C |
8 |
1 |
-2 |
-3 |
-5 |
-6 |
-3 |
1 |
1 |
7 |
13 |
12 |
-6 |
| Rain, days |
2 |
7 |
10 |
13 |
13 |
11 |
10 |
11 |
7 |
3 |
1 |
1 |
89 |
| Snow, days |
0 |
0 |
0 |
0 |
1 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
3 |
| Fog, days |
9 |
12 |
14 |
14 |
16 |
11 |
14 |
10 |
10 |
7 |
4 |
5 |
126 |
| Thunderstorms, days |
1 |
2 |
3 |
4 |
3 |
3 |
3 |
4 |
2 |
2 |
1 |
1 |
29 |
| Average precipitation, mm. |
22 |
42 |
92 |
147 |
160 |
111 |
88 |
48 |
21 |
10 |
2 |
6 |
749 |
| Relative humidity morning, % |
77 |
80 |
81 |
82 |
81 |
80 |
80 |
80 |
80 |
75 |
70 |
74 |
78 |
| Relative humidity evening, % |
43 |
50 |
58 |
64 |
63 |
60 |
56 |
53 |
48 |
39 |
37 |
40 |
51 |
| Wind speed, km/h |
16 |
14 |
14 |
14 |
14 |
17 |
16 |
14 |
12 |
16 |
17 |
17 |
15 |
| Day Length, часов |
13 |
12 |
11 |
10 |
10 |
11 |
12 |
14 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
13 |
11 |
7 |
5 |
3 |
3 |
5 |
8 |
12 |
13 |
15 |
16 |
111 |
| Growing degree-day, °C |
308 |
198 |
67 |
0 |
0 |
0 |
0 |
108 |
250 |
358 |
439 |
422 |
2151 |
| Solar radiation, global, Mj/m2 |
20 |
13 |
9 |
6 |
8 |
10 |
15 |
19 |
24 |
27 |
27 |
24 |
17 |