| Record high, °C |
37 |
36 |
27 |
23 |
22 |
23 |
27 |
31 |
37 |
40 |
42 |
39 |
42 |
| Average high, °C |
31 |
25 |
18 |
13 |
12 |
13 |
17 |
21 |
27 |
32 |
34 |
34 |
23 |
| Average temperature, °C |
23 |
18 |
13 |
9 |
8 |
9 |
11 |
15 |
20 |
24 |
27 |
26 |
17 |
| Average low, °C |
15 |
11 |
7 |
5 |
4 |
4 |
6 |
9 |
13 |
17 |
19 |
18 |
11 |
| Record low, °C |
10 |
3 |
0 |
-3 |
-4 |
-3 |
-3 |
3 |
5 |
11 |
16 |
16 |
-4 |
| Rain, days |
4 |
12 |
15 |
19 |
18 |
16 |
17 |
13 |
11 |
4 |
2 |
2 |
133 |
| Fog, days |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
| Thunderstorms, days |
2 |
1 |
3 |
2 |
1 |
2 |
3 |
4 |
4 |
4 |
2 |
3 |
31 |
| Average precipitation, mm. |
22 |
42 |
92 |
147 |
160 |
111 |
88 |
48 |
21 |
10 |
2 |
6 |
749 |
| Relative humidity morning, % |
79 |
80 |
81 |
83 |
81 |
79 |
81 |
81 |
81 |
77 |
76 |
78 |
80 |
| Relative humidity evening, % |
33 |
37 |
46 |
54 |
52 |
49 |
46 |
42 |
36 |
32 |
34 |
38 |
42 |
| Wind speed, km/h |
8 |
4 |
6 |
6 |
6 |
6 |
6 |
8 |
8 |
8 |
8 |
8 |
7 |
| Day Length, часов |
13 |
12 |
11 |
10 |
10 |
11 |
12 |
14 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
13 |
9 |
6 |
3 |
2 |
1 |
4 |
7 |
10 |
13 |
16 |
17 |
101 |
| Growing degree-day, °C |
383 |
241 |
67 |
0 |
0 |
0 |
34 |
142 |
301 |
425 |
508 |
491 |
2593 |
| Solar radiation, global, Mj/m2 |
20 |
13 |
9 |
7 |
8 |
10 |
15 |
18 |
23 |
27 |
27 |
24 |
17 |