| Record high, °C |
37 |
31 |
28 |
22 |
21 |
22 |
26 |
31 |
36 |
37 |
41 |
40 |
41 |
| Average high, °C |
21 |
15 |
8 |
3 |
1 |
2 |
7 |
13 |
17 |
21 |
24 |
24 |
13 |
| Average temperature, °C |
14 |
9 |
4 |
-1 |
-2 |
-1 |
2 |
7 |
11 |
14 |
18 |
18 |
8 |
| Average low, °C |
7 |
3 |
0 |
-5 |
-7 |
-6 |
-3 |
2 |
5 |
8 |
11 |
11 |
2 |
| Record low, °C |
10 |
2 |
0 |
-2 |
-12 |
-8 |
-6 |
-5 |
6 |
7 |
12 |
10 |
-12 |
| Rain, days |
8 |
8 |
5 |
13 |
12 |
9 |
10 |
10 |
9 |
9 |
8 |
8 |
109 |
| Snow, days |
0 |
0 |
1 |
2 |
5 |
5 |
2 |
0 |
0 |
0 |
0 |
0 |
15 |
| Fog, days |
1 |
1 |
1 |
1 |
1 |
2 |
9 |
11 |
9 |
3 |
4 |
3 |
46 |
| Thunderstorms, days |
6 |
4 |
3 |
2 |
1 |
1 |
1 |
1 |
1 |
5 |
5 |
5 |
35 |
| Average precipitation, mm. |
42 |
40 |
41 |
37 |
23 |
29 |
28 |
57 |
88 |
89 |
52 |
53 |
579 |
| Relative humidity, % |
76 |
73 |
67 |
67 |
68 |
68 |
68 |
69 |
69 |
74 |
80 |
81 |
72 |
| Relative humidity morning, % |
84 |
78 |
73 |
69 |
71 |
73 |
77 |
79 |
83 |
82 |
85 |
86 |
78 |
| Relative humidity evening, % |
71 |
69 |
67 |
65 |
65 |
66 |
69 |
70 |
72 |
71 |
74 |
74 |
69 |
| Wind speed, km/h |
16 |
19 |
22 |
25 |
25 |
20 |
19 |
20 |
9 |
16 |
14 |
14 |
18 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
12 |
14 |
15 |
16 |
15 |
14 |
13 |
| Dew point, °C |
16 |
12 |
8 |
3 |
1 |
1 |
3 |
8 |
13 |
16 |
20 |
20 |
121 |
| Growing degree-day, °C |
108 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
26 |
125 |
224 |
224 |
707 |
| Solar radiation, global, Mj/m2 |
15 |
11 |
7 |
5 |
6 |
9 |
13 |
16 |
19 |
20 |
21 |
18 |
13 |