| Record high, °C |
36 |
32 |
23 |
17 |
15 |
20 |
27 |
31 |
33 |
37 |
39 |
38 |
39 |
| Average high, °C |
23 |
17 |
8 |
3 |
2 |
3 |
10 |
16 |
22 |
26 |
27 |
27 |
15 |
| Average temperature, °C |
17 |
11 |
4 |
0 |
-1 |
0 |
5 |
11 |
16 |
20 |
22 |
21 |
11 |
| Average low, °C |
11 |
6 |
0 |
-2 |
-5 |
-3 |
0 |
5 |
10 |
14 |
15 |
15 |
6 |
| Record low, °C |
0 |
-6 |
0 |
-18 |
-21 |
-23 |
-16 |
-1 |
0 |
6 |
8 |
6 |
-23 |
| Rain, days |
6 |
6 |
8 |
6 |
4 |
5 |
8 |
10 |
11 |
10 |
9 |
7 |
90 |
| Snow, days |
0 |
0 |
3 |
5 |
7 |
8 |
4 |
1 |
0 |
0 |
0 |
0 |
28 |
| Fog, days |
18 |
24 |
26 |
28 |
28 |
25 |
25 |
18 |
14 |
15 |
17 |
17 |
255 |
| Thunderstorms, days |
3 |
1 |
0 |
0 |
0 |
0 |
1 |
2 |
7 |
11 |
9 |
6 |
40 |
| Average precipitation, mm. |
30 |
20 |
40 |
40 |
40 |
30 |
30 |
40 |
60 |
80 |
50 |
50 |
510 |
| Relative humidity, % |
75 |
80 |
90 |
90 |
90 |
85 |
75 |
70 |
70 |
70 |
65 |
65 |
77 |
| Relative humidity morning, % |
96 |
95 |
96 |
95 |
94 |
94 |
93 |
94 |
94 |
96 |
97 |
96 |
95 |
| Relative humidity evening, % |
49 |
60 |
78 |
85 |
81 |
75 |
63 |
56 |
54 |
55 |
51 |
49 |
63 |
| Wind speed, km/h |
12 |
12 |
9 |
9 |
9 |
17 |
16 |
14 |
14 |
12 |
9 |
9 |
12 |
| Day Length, часов |
13 |
11 |
10 |
9 |
10 |
11 |
13 |
14 |
15 |
16 |
16 |
15 |
13 |
| Dew point, °C |
11 |
7 |
2 |
-1 |
-3 |
-2 |
1 |
6 |
10 |
14 |
16 |
15 |
76 |
| Growing degree-day, °C |
225 |
52 |
0 |
0 |
0 |
0 |
0 |
33 |
198 |
308 |
362 |
353 |
1531 |
| Solar radiation, global, Mj/m2 |
13 |
9 |
6 |
4 |
5 |
8 |
12 |
14 |
18 |
19 |
19 |
17 |
12 |