| Record high, °C |
33 |
30 |
22 |
22 |
17 |
20 |
26 |
27 |
32 |
33 |
37 |
37 |
37 |
| Average high, °C |
22 |
16 |
8 |
3 |
3 |
6 |
11 |
15 |
20 |
22 |
26 |
26 |
15 |
| Average temperature, °C |
15 |
10 |
5 |
0 |
-1 |
1 |
5 |
9 |
13 |
17 |
19 |
18 |
9 |
| Average low, °C |
9 |
5 |
1 |
-2 |
-3 |
-2 |
1 |
4 |
8 |
11 |
13 |
13 |
5 |
| Record low, °C |
-2 |
-11 |
-18 |
-21 |
-26 |
-21 |
0 |
-5 |
-1 |
0 |
5 |
2 |
-26 |
| Rain, days |
10 |
12 |
10 |
8 |
6 |
7 |
11 |
16 |
15 |
13 |
10 |
11 |
129 |
| Snow, days |
0 |
1 |
4 |
9 |
10 |
9 |
7 |
3 |
0 |
0 |
0 |
0 |
43 |
| Fog, days |
25 |
25 |
24 |
25 |
26 |
21 |
19 |
14 |
14 |
17 |
22 |
24 |
256 |
| Thunderstorms, days |
2 |
2 |
1 |
1 |
0 |
1 |
1 |
1 |
3 |
5 |
4 |
6 |
27 |
| Average precipitation, mm. |
74 |
90 |
84 |
78 |
67 |
62 |
72 |
67 |
80 |
86 |
70 |
68 |
898 |
| Relative humidity, % |
80 |
85 |
85 |
90 |
90 |
80 |
75 |
70 |
75 |
75 |
70 |
75 |
79 |
| Relative humidity morning, % |
94 |
94 |
93 |
92 |
92 |
91 |
90 |
88 |
88 |
88 |
89 |
91 |
91 |
| Relative humidity evening, % |
54 |
62 |
76 |
83 |
79 |
68 |
55 |
54 |
53 |
54 |
50 |
52 |
62 |
| Wind speed, km/h |
6 |
6 |
8 |
8 |
6 |
8 |
8 |
8 |
8 |
8 |
8 |
6 |
7 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
13 |
14 |
15 |
16 |
16 |
14 |
13 |
| Dew point, °C |
10 |
6 |
1 |
-2 |
-3 |
-2 |
0 |
3 |
8 |
11 |
12 |
12 |
56 |
| Growing degree-day, °C |
158 |
9 |
0 |
0 |
0 |
0 |
0 |
0 |
121 |
183 |
284 |
284 |
1039 |
| Solar radiation, global, Mj/m2 |
14 |
9 |
5 |
4 |
5 |
8 |
12 |
14 |
18 |
20 |
21 |
19 |
12 |