| Record high, °C |
36 |
32 |
25 |
21 |
18 |
20 |
25 |
27 |
33 |
34 |
33 |
37 |
37 |
| Average high, °C |
24 |
18 |
13 |
8 |
6 |
6 |
9 |
15 |
20 |
25 |
27 |
27 |
16 |
| Average temperature, °C |
19 |
14 |
9 |
5 |
3 |
3 |
6 |
11 |
16 |
21 |
23 |
23 |
13 |
| Average low, °C |
14 |
10 |
5 |
2 |
-1 |
0 |
2 |
7 |
12 |
16 |
18 |
18 |
9 |
| Record low, °C |
3 |
-7 |
-10 |
-12 |
-15 |
-15 |
-13 |
0 |
2 |
7 |
10 |
10 |
-15 |
| Rain, days |
5 |
7 |
9 |
8 |
6 |
6 |
8 |
9 |
7 |
7 |
5 |
4 |
81 |
| Snow, days |
0 |
0 |
1 |
2 |
5 |
5 |
2 |
0 |
0 |
0 |
0 |
0 |
15 |
| Fog, days |
19 |
20 |
21 |
23 |
22 |
20 |
23 |
21 |
22 |
20 |
22 |
19 |
252 |
| Thunderstorms, days |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
3 |
5 |
4 |
3 |
18 |
| Average precipitation, mm. |
31 |
36 |
50 |
42 |
38 |
41 |
34 |
44 |
40 |
46 |
37 |
32 |
471 |
| Relative humidity morning, % |
83 |
83 |
84 |
85 |
84 |
84 |
85 |
83 |
85 |
85 |
82 |
80 |
84 |
| Relative humidity evening, % |
68 |
72 |
76 |
78 |
77 |
75 |
76 |
74 |
74 |
71 |
69 |
66 |
73 |
| Wind speed, km/h |
9 |
22 |
16 |
17 |
16 |
25 |
19 |
9 |
9 |
9 |
9 |
9 |
14 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
13 |
14 |
15 |
16 |
16 |
14 |
13 |
| Dew point, °C |
13 |
9 |
4 |
1 |
-1 |
0 |
2 |
6 |
11 |
15 |
16 |
16 |
92 |
| Growing degree-day, °C |
117 |
0 |
0 |
84 |
0 |
0 |
34 |
183 |
344 |
384 |
397 |
276 |
1819 |
| Solar radiation, global, Mj/m2 |
15 |
9 |
6 |
5 |
5 |
8 |
12 |
16 |
20 |
22 |
22 |
20 |
13 |