| Record high, °C |
33 |
31 |
22 |
21 |
18 |
20 |
25 |
30 |
32 |
36 |
37 |
37 |
37 |
| Average high, °C |
24 |
18 |
12 |
6 |
4 |
6 |
11 |
16 |
20 |
24 |
27 |
27 |
16 |
| Average temperature, °C |
16 |
11 |
7 |
2 |
0 |
2 |
5 |
10 |
14 |
17 |
20 |
20 |
10 |
| Average low, °C |
8 |
5 |
1 |
0 |
-3 |
-2 |
0 |
4 |
7 |
10 |
12 |
12 |
5 |
| Record low, °C |
0 |
-5 |
-10 |
-17 |
-17 |
-23 |
0 |
-7 |
-2 |
2 |
6 |
6 |
-23 |
| Rain, days |
4 |
8 |
9 |
10 |
8 |
8 |
10 |
13 |
12 |
8 |
4 |
4 |
98 |
| Snow, days |
0 |
0 |
2 |
7 |
10 |
8 |
5 |
1 |
0 |
0 |
0 |
0 |
33 |
| Fog, days |
18 |
22 |
21 |
25 |
26 |
21 |
24 |
20 |
20 |
17 |
15 |
16 |
245 |
| Thunderstorms, days |
2 |
1 |
0 |
0 |
0 |
0 |
1 |
2 |
6 |
5 |
2 |
2 |
21 |
| Average precipitation, mm. |
21 |
43 |
54 |
92 |
76 |
62 |
63 |
54 |
53 |
37 |
18 |
13 |
586 |
| Relative humidity morning, % |
84 |
86 |
88 |
88 |
87 |
86 |
85 |
84 |
86 |
86 |
83 |
84 |
86 |
| Relative humidity evening, % |
42 |
52 |
64 |
76 |
78 |
69 |
56 |
50 |
48 |
45 |
41 |
41 |
55 |
| Wind speed, km/h |
12 |
9 |
12 |
12 |
12 |
12 |
14 |
14 |
12 |
12 |
12 |
12 |
12 |
| Day Length, часов |
13 |
12 |
11 |
10 |
10 |
11 |
12 |
14 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
9 |
6 |
2 |
-1 |
-3 |
-2 |
0 |
3 |
7 |
11 |
12 |
12 |
56 |
| Growing degree-day, °C |
175 |
43 |
0 |
0 |
0 |
0 |
0 |
0 |
103 |
208 |
284 |
284 |
1098 |
| Solar radiation, global, Mj/m2 |
18 |
12 |
8 |
6 |
7 |
10 |
14 |
17 |
21 |
25 |
25 |
23 |
15 |