| Record high, °C |
36 |
31 |
27 |
19 |
15 |
22 |
27 |
30 |
33 |
38 |
41 |
40 |
41 |
| Average high, °C |
27 |
21 |
14 |
8 |
6 |
9 |
14 |
19 |
24 |
28 |
30 |
30 |
19 |
| Average temperature, °C |
19 |
14 |
9 |
4 |
2 |
4 |
8 |
13 |
17 |
21 |
23 |
23 |
13 |
| Average low, °C |
12 |
8 |
4 |
1 |
0 |
0 |
3 |
7 |
11 |
14 |
16 |
16 |
8 |
| Record low, °C |
0 |
-6 |
-7 |
-12 |
-17 |
-20 |
-16 |
-6 |
-3 |
1 |
6 |
6 |
-20 |
| Rain, days |
5 |
9 |
10 |
10 |
9 |
8 |
11 |
15 |
14 |
10 |
5 |
3 |
109 |
| Snow, days |
0 |
0 |
2 |
6 |
9 |
6 |
4 |
0 |
0 |
0 |
0 |
0 |
27 |
| Fog, days |
9 |
11 |
13 |
17 |
14 |
10 |
11 |
9 |
9 |
8 |
11 |
10 |
132 |
| Thunderstorms, days |
2 |
1 |
0 |
0 |
0 |
0 |
1 |
4 |
8 |
7 |
3 |
2 |
28 |
| Average precipitation, mm. |
18 |
33 |
41 |
55 |
52 |
37 |
44 |
56 |
46 |
37 |
20 |
7 |
446 |
| Relative humidity morning, % |
82 |
84 |
85 |
85 |
84 |
83 |
84 |
84 |
86 |
85 |
81 |
80 |
84 |
| Relative humidity evening, % |
43 |
52 |
61 |
70 |
73 |
64 |
58 |
53 |
51 |
44 |
42 |
41 |
54 |
| Wind speed, km/h |
20 |
17 |
14 |
8 |
6 |
16 |
17 |
19 |
19 |
19 |
22 |
22 |
17 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
12 |
14 |
15 |
16 |
15 |
14 |
13 |
| Dew point, °C |
10 |
6 |
2 |
0 |
-2 |
-1 |
1 |
5 |
8 |
11 |
12 |
12 |
64 |
| Growing degree-day, °C |
275 |
129 |
0 |
0 |
0 |
0 |
0 |
83 |
224 |
325 |
396 |
396 |
1829 |
| Solar radiation, global, Mj/m2 |
15 |
10 |
7 |
5 |
6 |
9 |
12 |
16 |
19 |
23 |
23 |
20 |
14 |