| Record high, °C |
30 |
27 |
21 |
22 |
17 |
21 |
25 |
23 |
30 |
27 |
31 |
37 |
37 |
| Average high, °C |
20 |
19 |
16 |
14 |
13 |
14 |
15 |
16 |
18 |
19 |
20 |
21 |
17 |
| Average temperature, °C |
18 |
16 |
13 |
11 |
10 |
12 |
13 |
13 |
15 |
17 |
18 |
18 |
15 |
| Average low, °C |
16 |
14 |
11 |
9 |
8 |
10 |
11 |
11 |
13 |
15 |
16 |
16 |
13 |
| Record low, °C |
11 |
8 |
2 |
3 |
-1 |
-2 |
7 |
7 |
5 |
12 |
10 |
10 |
-2 |
| Rain, days |
3 |
6 |
5 |
9 |
6 |
5 |
9 |
5 |
4 |
1 |
0 |
1 |
54 |
| Fog, days |
15 |
16 |
17 |
18 |
19 |
14 |
14 |
12 |
14 |
15 |
14 |
14 |
182 |
| Thunderstorms, days |
1 |
2 |
2 |
1 |
1 |
1 |
1 |
2 |
1 |
1 |
1 |
0 |
14 |
| Average precipitation, mm. |
30 |
40 |
60 |
90 |
90 |
60 |
100 |
80 |
50 |
0 |
0 |
10 |
610 |
| Relative humidity, % |
87 |
85 |
83 |
83 |
83 |
83 |
81 |
80 |
83 |
83 |
84 |
86 |
83 |
| Relative humidity morning, % |
82 |
84 |
86 |
86 |
85 |
84 |
83 |
83 |
82 |
83 |
80 |
80 |
83 |
| Relative humidity evening, % |
51 |
62 |
71 |
75 |
72 |
68 |
61 |
61 |
57 |
54 |
48 |
48 |
61 |
| Wind speed, km/h |
16 |
16 |
14 |
9 |
9 |
16 |
17 |
17 |
19 |
19 |
20 |
19 |
16 |
| Day Length, часов |
13 |
12 |
11 |
10 |
10 |
11 |
12 |
14 |
15 |
16 |
15 |
14 |
13 |
| Dew point, °C |
14 |
11 |
8 |
6 |
5 |
6 |
7 |
8 |
11 |
13 |
15 |
17 |
121 |
| Growing degree-day, °C |
250 |
215 |
108 |
60 |
43 |
63 |
112 |
125 |
181 |
217 |
258 |
267 |
1899 |
| Solar radiation, global, Mj/m2 |
17 |
12 |
8 |
6 |
7 |
10 |
15 |
20 |
23 |
26 |
25 |
23 |
16 |