| Record high, °C |
38 |
31 |
27 |
23 |
21 |
22 |
25 |
30 |
31 |
33 |
35 |
36 |
38 |
| Average high, °C |
27 |
21 |
15 |
9 |
6 |
6 |
10 |
17 |
22 |
25 |
30 |
31 |
18 |
| Average temperature, °C |
22 |
16 |
10 |
5 |
2 |
2 |
6 |
12 |
17 |
21 |
25 |
26 |
14 |
| Average low, °C |
17 |
11 |
6 |
1 |
0 |
0 |
1 |
6 |
12 |
16 |
21 |
22 |
9 |
| Record low, °C |
7 |
2 |
0 |
-6 |
-10 |
-8 |
-6 |
-1 |
1 |
6 |
11 |
14 |
-10 |
| Rain, days |
13 |
11 |
13 |
18 |
15 |
13 |
9 |
8 |
8 |
9 |
10 |
8 |
135 |
| Snow, days |
0 |
0 |
1 |
6 |
15 |
14 |
5 |
0 |
0 |
0 |
0 |
0 |
41 |
| Fog, days |
4 |
2 |
1 |
1 |
0 |
1 |
2 |
4 |
5 |
8 |
7 |
5 |
40 |
| Thunderstorms, days |
1 |
1 |
3 |
3 |
2 |
1 |
0 |
0 |
1 |
1 |
2 |
2 |
17 |
| Average precipitation, mm. |
242 |
206 |
255 |
331 |
283 |
191 |
164 |
157 |
144 |
182 |
221 |
164 |
2540 |
| Relative humidity, % |
81 |
79 |
77 |
78 |
79 |
77 |
73 |
73 |
75 |
79 |
82 |
79 |
78 |
| Relative humidity morning, % |
84 |
82 |
79 |
78 |
80 |
79 |
77 |
75 |
77 |
83 |
84 |
82 |
80 |
| Relative humidity evening, % |
64 |
61 |
63 |
67 |
71 |
68 |
60 |
56 |
57 |
65 |
68 |
64 |
64 |
| Wind speed, km/h |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
3 |
4 |
4 |
| Day Length, часов |
13 |
12 |
11 |
10 |
11 |
11 |
12 |
14 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
18 |
12 |
7 |
3 |
0 |
0 |
2 |
6 |
11 |
16 |
20 |
21 |
116 |
| Growing degree-day, °C |
350 |
172 |
8 |
0 |
0 |
0 |
0 |
33 |
207 |
308 |
474 |
499 |
2052 |
| Solar radiation, global, Mj/m2 |
14 |
12 |
8 |
6 |
6 |
9 |
14 |
18 |
20 |
19 |
19 |
20 |
14 |