| Record high, °C |
37 |
34 |
30 |
20 |
20 |
21 |
27 |
32 |
38 |
37 |
41 |
38 |
41 |
| Average high, °C |
26 |
21 |
13 |
8 |
6 |
8 |
11 |
17 |
21 |
26 |
28 |
28 |
18 |
| Average temperature, °C |
20 |
15 |
9 |
5 |
3 |
4 |
7 |
12 |
16 |
20 |
22 |
22 |
13 |
| Average low, °C |
13 |
10 |
5 |
1 |
0 |
1 |
2 |
7 |
10 |
13 |
16 |
16 |
8 |
| Record low, °C |
3 |
1 |
-9 |
-8 |
-11 |
-10 |
-11 |
-2 |
1 |
5 |
7 |
2 |
-11 |
| Rain, days |
0 |
2 |
4 |
3 |
3 |
4 |
3 |
3 |
2 |
1 |
0 |
0 |
25 |
| Snow, days |
0 |
0 |
1 |
1 |
3 |
2 |
2 |
0 |
0 |
0 |
0 |
0 |
9 |
| Fog, days |
3 |
3 |
5 |
7 |
9 |
5 |
6 |
4 |
4 |
2 |
2 |
1 |
51 |
| Thunderstorms, days |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
0 |
0 |
0 |
2 |
| Average precipitation, mm. |
0 |
10 |
20 |
40 |
30 |
30 |
20 |
10 |
0 |
0 |
0 |
0 |
160 |
| Relative humidity, % |
45 |
50 |
60 |
75 |
75 |
70 |
60 |
50 |
40 |
40 |
40 |
45 |
54 |
| Relative humidity morning, % |
53 |
62 |
74 |
79 |
79 |
76 |
71 |
62 |
58 |
50 |
47 |
48 |
63 |
| Relative humidity evening, % |
38 |
46 |
62 |
74 |
72 |
61 |
52 |
40 |
37 |
33 |
33 |
35 |
49 |
| Wind speed, km/h |
6 |
6 |
8 |
9 |
9 |
12 |
9 |
9 |
9 |
9 |
9 |
8 |
9 |
| Day Length, часов |
13 |
12 |
11 |
10 |
11 |
11 |
12 |
14 |
14 |
15 |
15 |
14 |
13 |
| Dew point, °C |
5 |
3 |
1 |
0 |
-2 |
-2 |
-1 |
0 |
2 |
4 |
6 |
6 |
22 |
| Growing degree-day, °C |
300 |
181 |
0 |
0 |
0 |
0 |
0 |
67 |
189 |
300 |
388 |
388 |
1812 |
| Solar radiation, global, Mj/m2 |
20 |
14 |
9 |
8 |
9 |
13 |
16 |
20 |
25 |
28 |
28 |
25 |
18 |