| Record high, °C |
37 |
35 |
27 |
17 |
20 |
21 |
27 |
33 |
34 |
37 |
42 |
38 |
42 |
| Average high, °C |
25 |
17 |
8 |
4 |
2 |
4 |
11 |
17 |
23 |
26 |
28 |
28 |
16 |
| Average temperature, °C |
20 |
13 |
6 |
1 |
0 |
1 |
7 |
12 |
18 |
21 |
23 |
22 |
12 |
| Average low, °C |
14 |
8 |
2 |
0 |
-2 |
-1 |
2 |
7 |
12 |
16 |
17 |
17 |
8 |
| Record low, °C |
0 |
-4 |
-12 |
-15 |
-18 |
-15 |
-12 |
-1 |
3 |
7 |
11 |
8 |
-18 |
| Rain, days |
6 |
6 |
8 |
7 |
5 |
6 |
8 |
10 |
11 |
10 |
7 |
6 |
90 |
| Snow, days |
0 |
0 |
2 |
5 |
8 |
7 |
5 |
0 |
0 |
0 |
0 |
0 |
27 |
| Fog, days |
12 |
20 |
23 |
23 |
23 |
20 |
17 |
9 |
6 |
7 |
9 |
9 |
178 |
| Thunderstorms, days |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
3 |
5 |
4 |
3 |
17 |
| Average precipitation, mm. |
30 |
20 |
40 |
40 |
40 |
30 |
30 |
40 |
60 |
80 |
50 |
50 |
510 |
| Relative humidity, % |
75 |
80 |
90 |
90 |
90 |
85 |
75 |
70 |
70 |
70 |
65 |
65 |
77 |
| Relative humidity morning, % |
82 |
85 |
88 |
89 |
88 |
88 |
83 |
80 |
81 |
83 |
81 |
81 |
84 |
| Relative humidity evening, % |
50 |
62 |
78 |
84 |
81 |
76 |
62 |
52 |
52 |
53 |
49 |
49 |
62 |
| Wind speed, km/h |
16 |
14 |
17 |
17 |
17 |
19 |
19 |
17 |
16 |
16 |
16 |
14 |
17 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
13 |
14 |
15 |
16 |
16 |
14 |
13 |
| Dew point, °C |
12 |
7 |
2 |
0 |
-2 |
-1 |
1 |
5 |
10 |
14 |
15 |
15 |
78 |
| Growing degree-day, °C |
292 |
95 |
0 |
0 |
0 |
0 |
0 |
83 |
250 |
342 |
413 |
396 |
1871 |
| Solar radiation, global, Mj/m2 |
15 |
10 |
6 |
4 |
6 |
8 |
12 |
16 |
20 |
22 |
22 |
19 |
13 |