| Record high, °C |
37 |
31 |
22 |
17 |
17 |
20 |
27 |
31 |
33 |
37 |
41 |
37 |
41 |
| Average high, °C |
28 |
21 |
14 |
9 |
8 |
11 |
15 |
20 |
25 |
30 |
32 |
32 |
20 |
| Average temperature, °C |
22 |
16 |
9 |
5 |
4 |
6 |
10 |
14 |
20 |
24 |
26 |
25 |
15 |
| Average low, °C |
14 |
10 |
5 |
1 |
-0 |
1 |
4 |
8 |
13 |
17 |
18 |
18 |
9 |
| Record low, °C |
3 |
-1 |
-5 |
-11 |
-15 |
-12 |
-8 |
0 |
3 |
7 |
11 |
10 |
-15 |
| Rain, days |
4 |
6 |
9 |
9 |
8 |
9 |
9 |
9 |
11 |
7 |
5 |
6 |
91 |
| Snow, days |
0 |
0 |
1 |
3 |
3 |
2 |
1 |
0 |
0 |
0 |
0 |
0 |
10 |
| Fog, days |
1 |
1 |
3 |
5 |
4 |
2 |
1 |
1 |
1 |
0 |
0 |
0 |
19 |
| Thunderstorms, days |
2 |
1 |
1 |
0 |
0 |
0 |
0 |
2 |
6 |
7 |
6 |
5 |
30 |
| Average precipitation, mm. |
21 |
38 |
51 |
48 |
32 |
41 |
33 |
38 |
48 |
41 |
29 |
30 |
449 |
| Relative humidity, % |
60 |
70 |
77 |
80 |
77 |
72 |
68 |
63 |
60 |
54 |
52 |
55 |
66 |
| Relative humidity morning, % |
76 |
80 |
84 |
84 |
83 |
80 |
77 |
77 |
81 |
80 |
72 |
73 |
79 |
| Relative humidity evening, % |
43 |
55 |
69 |
72 |
68 |
60 |
53 |
48 |
49 |
46 |
39 |
41 |
54 |
| Wind speed, km/h |
3 |
2 |
2 |
2 |
2 |
3 |
3 |
4 |
4 |
4 |
4 |
3 |
3 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
12 |
14 |
15 |
16 |
15 |
14 |
13 |
| Dew point, °C |
11 |
8 |
3 |
0 |
-1 |
0 |
2 |
5 |
10 |
13 |
13 |
13 |
77 |
| Growing degree-day, °C |
334 |
171 |
0 |
0 |
0 |
0 |
0 |
110 |
276 |
396 |
473 |
455 |
2214 |
| Solar radiation, global, Mj/m2 |
16 |
11 |
7 |
6 |
7 |
10 |
13 |
16 |
19 |
22 |
22 |
20 |
14 |