| Record high, °C |
37 |
32 |
26 |
20 |
17 |
22 |
27 |
31 |
33 |
37 |
42 |
37 |
42 |
| Average high, °C |
25 |
17 |
8 |
4 |
2 |
4 |
11 |
17 |
22 |
26 |
28 |
27 |
16 |
| Average temperature, °C |
18 |
12 |
6 |
1 |
-1 |
1 |
5 |
12 |
17 |
20 |
22 |
22 |
11 |
| Average low, °C |
12 |
6 |
1 |
-1 |
-3 |
-2 |
2 |
6 |
11 |
15 |
16 |
16 |
7 |
| Record low, °C |
-1 |
-6 |
-12 |
-17 |
-24 |
0 |
-13 |
-2 |
0 |
6 |
11 |
7 |
-24 |
| Rain, days |
5 |
6 |
8 |
7 |
4 |
5 |
10 |
9 |
9 |
7 |
6 |
5 |
81 |
| Snow, days |
0 |
0 |
3 |
5 |
8 |
7 |
4 |
0 |
0 |
0 |
0 |
0 |
27 |
| Fog, days |
24 |
28 |
27 |
27 |
27 |
25 |
26 |
22 |
24 |
23 |
25 |
25 |
303 |
| Thunderstorms, days |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
7 |
9 |
7 |
4 |
30 |
| Average precipitation, mm. |
36 |
40 |
47 |
47 |
40 |
37 |
37 |
46 |
65 |
76 |
56 |
35 |
562 |
| Relative humidity, % |
85 |
79 |
84 |
86 |
86 |
83 |
88 |
91 |
91 |
94 |
89 |
88 |
87 |
| Relative humidity morning, % |
86 |
89 |
90 |
90 |
89 |
89 |
86 |
86 |
88 |
88 |
86 |
85 |
88 |
| Relative humidity evening, % |
49 |
59 |
76 |
81 |
78 |
73 |
61 |
54 |
53 |
51 |
46 |
47 |
61 |
| Wind speed, km/h |
16 |
16 |
17 |
16 |
17 |
17 |
19 |
19 |
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 |
-1 |
-3 |
-2 |
1 |
6 |
11 |
13 |
15 |
15 |
76 |
| Growing degree-day, °C |
233 |
52 |
0 |
0 |
0 |
0 |
0 |
50 |
207 |
300 |
362 |
362 |
1565 |
| Solar radiation, global, Mj/m2 |
15 |
10 |
6 |
5 |
6 |
9 |
12 |
16 |
20 |
22 |
23 |
20 |
14 |