| Record high, °C |
36 |
31 |
21 |
20 |
16 |
21 |
25 |
31 |
32 |
37 |
39 |
38 |
39 |
| Average high, °C |
23 |
16 |
7 |
3 |
2 |
3 |
10 |
16 |
21 |
25 |
27 |
27 |
15 |
| Average temperature, °C |
18 |
11 |
4 |
0 |
-1 |
0 |
6 |
11 |
16 |
20 |
22 |
21 |
11 |
| Average low, °C |
12 |
6 |
1 |
-2 |
-4 |
-3 |
1 |
6 |
11 |
14 |
16 |
16 |
6 |
| Record low, °C |
-1 |
-7 |
-17 |
-18 |
-25 |
-20 |
-18 |
-1 |
0 |
3 |
3 |
7 |
-25 |
| Rain, days |
7 |
8 |
10 |
7 |
4 |
6 |
10 |
12 |
13 |
12 |
8 |
8 |
105 |
| Snow, days |
0 |
0 |
3 |
5 |
8 |
8 |
5 |
1 |
0 |
0 |
0 |
0 |
30 |
| Fog, days |
18 |
25 |
27 |
28 |
28 |
25 |
26 |
20 |
17 |
17 |
18 |
17 |
266 |
| Thunderstorms, days |
2 |
1 |
0 |
0 |
0 |
0 |
0 |
2 |
7 |
10 |
8 |
7 |
37 |
| Average precipitation, mm. |
50 |
20 |
30 |
30 |
20 |
40 |
20 |
30 |
80 |
120 |
60 |
80 |
580 |
| Relative humidity, % |
79 |
0 |
79 |
80 |
80 |
84 |
80 |
77 |
74 |
81 |
71 |
72 |
71 |
| Relative humidity morning, % |
92 |
94 |
95 |
96 |
95 |
94 |
92 |
91 |
93 |
96 |
95 |
94 |
94 |
| Relative humidity evening, % |
51 |
61 |
78 |
85 |
82 |
76 |
66 |
58 |
57 |
57 |
53 |
51 |
65 |
| Wind speed, km/h |
17 |
17 |
17 |
17 |
19 |
20 |
20 |
20 |
19 |
17 |
16 |
16 |
18 |
| Day Length, часов |
13 |
11 |
10 |
10 |
10 |
11 |
13 |
14 |
15 |
16 |
16 |
15 |
13 |
| Dew point, °C |
12 |
7 |
2 |
-1 |
-2 |
-2 |
1 |
6 |
11 |
14 |
16 |
15 |
79 |
| Growing degree-day, °C |
242 |
52 |
0 |
0 |
0 |
0 |
0 |
42 |
198 |
292 |
370 |
370 |
1566 |
| Solar radiation, global, Mj/m2 |
15 |
9 |
6 |
5 |
6 |
9 |
13 |
16 |
20 |
22 |
22 |
20 |
13 |