| Record high, °C |
36 |
33 |
24 |
19 |
17 |
22 |
27 |
28 |
35 |
38 |
40 |
37 |
40 |
| Average high, °C |
26 |
19 |
12 |
7 |
6 |
8 |
12 |
18 |
23 |
27 |
30 |
29 |
18 |
| Average temperature, °C |
20 |
14 |
8 |
5 |
2 |
5 |
8 |
13 |
17 |
22 |
24 |
23 |
13 |
| Average low, °C |
13 |
9 |
5 |
1 |
0 |
1 |
3 |
7 |
12 |
16 |
17 |
17 |
8 |
| Record low, °C |
5 |
-2 |
-7 |
-12 |
-17 |
-18 |
-11 |
0 |
1 |
6 |
7 |
11 |
-18 |
| Rain, days |
4 |
6 |
6 |
10 |
7 |
3 |
5 |
7 |
8 |
6 |
2 |
1 |
65 |
| Snow, days |
0 |
0 |
0 |
2 |
4 |
4 |
2 |
0 |
0 |
0 |
0 |
0 |
12 |
| Fog, days |
2 |
7 |
12 |
14 |
13 |
7 |
8 |
3 |
3 |
1 |
0 |
1 |
71 |
| Thunderstorms, days |
2 |
1 |
1 |
1 |
0 |
0 |
1 |
2 |
4 |
7 |
5 |
3 |
27 |
| Average precipitation, mm. |
30 |
50 |
60 |
70 |
60 |
50 |
40 |
50 |
40 |
40 |
30 |
20 |
540 |
| Relative humidity, % |
67 |
75 |
81 |
82 |
81 |
78 |
75 |
70 |
70 |
67 |
59 |
59 |
72 |
| Relative humidity morning, % |
0 |
0 |
0 |
0 |
86 |
90 |
0 |
0 |
0 |
0 |
0 |
0 |
15 |
| Relative humidity evening, % |
0 |
0 |
0 |
0 |
72 |
66 |
59 |
0 |
0 |
0 |
0 |
0 |
16 |
| Wind speed, km/h |
0 |
0 |
0 |
0 |
8 |
9 |
8 |
0 |
0 |
0 |
0 |
0 |
2 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
12 |
14 |
15 |
16 |
15 |
14 |
13 |
| Dew point, °C |
0 |
0 |
0 |
0 |
-1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
-1 |
| Growing degree-day, °C |
308 |
138 |
0 |
0 |
0 |
0 |
0 |
92 |
241 |
358 |
439 |
413 |
1990 |
| Solar radiation, global, Mj/m2 |
16 |
10 |
6 |
5 |
6 |
9 |
12 |
16 |
20 |
22 |
23 |
20 |
14 |