| Record high, °C |
36 |
32 |
27 |
26 |
20 |
22 |
25 |
31 |
36 |
39 |
42 |
39 |
42 |
| Average high, °C |
28 |
22 |
14 |
10 |
9 |
11 |
15 |
19 |
25 |
30 |
31 |
31 |
20 |
| Average temperature, °C |
22 |
17 |
12 |
7 |
4 |
7 |
9 |
14 |
19 |
24 |
26 |
26 |
16 |
| Average low, °C |
14 |
10 |
5 |
2 |
1 |
1 |
4 |
8 |
13 |
16 |
18 |
17 |
9 |
| Record low, °C |
2 |
-1 |
-5 |
-8 |
-8 |
-10 |
-7 |
-1 |
3 |
7 |
10 |
12 |
-10 |
| Rain, days |
4 |
8 |
10 |
9 |
8 |
9 |
10 |
9 |
9 |
5 |
4 |
4 |
87 |
| Snow, days |
0 |
0 |
2 |
3 |
4 |
3 |
1 |
0 |
0 |
0 |
0 |
0 |
13 |
| Fog, days |
16 |
18 |
20 |
18 |
19 |
16 |
20 |
16 |
15 |
10 |
11 |
14 |
193 |
| Thunderstorms, days |
3 |
2 |
2 |
1 |
0 |
0 |
1 |
2 |
6 |
8 |
5 |
5 |
35 |
| Average precipitation, mm. |
27 |
46 |
57 |
54 |
42 |
35 |
38 |
36 |
41 |
31 |
22 |
18 |
447 |
| Relative humidity, % |
67 |
73 |
77 |
78 |
76 |
73 |
73 |
68 |
64 |
58 |
58 |
63 |
69 |
| Relative humidity morning, % |
79 |
83 |
84 |
83 |
81 |
80 |
83 |
84 |
85 |
77 |
74 |
75 |
81 |
| Relative humidity evening, % |
51 |
63 |
72 |
72 |
69 |
65 |
62 |
57 |
54 |
45 |
42 |
45 |
58 |
| Wind speed, km/h |
3 |
3 |
2 |
2 |
3 |
3 |
4 |
4 |
5 |
4 |
3 |
3 |
3 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
12 |
14 |
15 |
16 |
15 |
14 |
13 |
| Dew point, °C |
13 |
10 |
6 |
2 |
0 |
1 |
3 |
7 |
11 |
13 |
15 |
15 |
96 |
| Growing degree-day, °C |
350 |
207 |
50 |
0 |
0 |
0 |
0 |
117 |
276 |
417 |
482 |
482 |
2380 |
| Solar radiation, global, Mj/m2 |
16 |
11 |
7 |
6 |
7 |
10 |
13 |
16 |
20 |
23 |
23 |
21 |
14 |