| Record high, °C |
33 |
28 |
22 |
18 |
18 |
18 |
20 |
28 |
32 |
33 |
37 |
36 |
37 |
| Average high, °C |
25 |
19 |
11 |
4 |
1 |
3 |
9 |
16 |
22 |
26 |
27 |
28 |
16 |
| Average temperature, °C |
21 |
15 |
7 |
1 |
-2 |
0 |
5 |
12 |
17 |
22 |
25 |
25 |
12 |
| Average low, °C |
17 |
10 |
3 |
-2 |
-6 |
-3 |
1 |
7 |
13 |
18 |
21 |
22 |
8 |
| Record low, °C |
7 |
-1 |
-11 |
-15 |
-17 |
-16 |
-11 |
0 |
0 |
10 |
12 |
15 |
-17 |
| Rain, days |
11 |
9 |
10 |
7 |
4 |
4 |
9 |
10 |
10 |
12 |
19 |
17 |
122 |
| Snow, days |
0 |
0 |
2 |
6 |
8 |
6 |
3 |
0 |
0 |
0 |
0 |
0 |
25 |
| Fog, days |
26 |
27 |
24 |
27 |
26 |
21 |
25 |
22 |
25 |
27 |
28 |
26 |
304 |
| Thunderstorms, days |
2 |
1 |
1 |
0 |
0 |
0 |
0 |
1 |
1 |
2 |
4 |
4 |
16 |
| Average precipitation, mm. |
120 |
40 |
40 |
20 |
20 |
20 |
30 |
70 |
70 |
110 |
260 |
210 |
1010 |
| Relative humidity morning, % |
85 |
82 |
77 |
77 |
75 |
73 |
75 |
76 |
79 |
84 |
89 |
87 |
80 |
| Relative humidity evening, % |
57 |
50 |
54 |
57 |
58 |
54 |
51 |
48 |
51 |
58 |
70 |
66 |
56 |
| Wind speed, km/h |
8 |
8 |
6 |
6 |
8 |
8 |
9 |
12 |
9 |
6 |
8 |
8 |
8 |
| Day Length, часов |
13 |
12 |
11 |
10 |
10 |
11 |
12 |
14 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
15 |
8 |
1 |
-5 |
-8 |
-7 |
-1 |
3 |
10 |
15 |
20 |
20 |
71 |
| Growing degree-day, °C |
333 |
155 |
0 |
0 |
0 |
0 |
0 |
67 |
241 |
367 |
456 |
482 |
2101 |
| Solar radiation, global, Mj/m2 |
15 |
13 |
9 |
8 |
10 |
13 |
16 |
19 |
20 |
17 |
14 |
14 |
14 |