| Record high, °C |
38 |
31 |
29 |
26 |
22 |
26 |
30 |
32 |
35 |
37 |
42 |
40 |
42 |
| Average high, °C |
24 |
19 |
12 |
6 |
5 |
8 |
13 |
18 |
23 |
26 |
28 |
28 |
17 |
| Average temperature, °C |
17 |
12 |
6 |
2 |
1 |
2 |
7 |
12 |
17 |
20 |
22 |
21 |
12 |
| Average low, °C |
12 |
7 |
3 |
-1 |
-2 |
-2 |
2 |
7 |
11 |
14 |
16 |
16 |
7 |
| Record low, °C |
3 |
-4 |
-10 |
-17 |
-21 |
-20 |
-16 |
-5 |
1 |
4 |
8 |
5 |
-21 |
| Rain, days |
10 |
11 |
10 |
9 |
8 |
7 |
11 |
14 |
13 |
13 |
10 |
9 |
125 |
| Snow, days |
0 |
0 |
3 |
6 |
7 |
7 |
4 |
1 |
0 |
0 |
0 |
0 |
28 |
| Fog, days |
2 |
6 |
6 |
5 |
5 |
3 |
1 |
1 |
0 |
0 |
0 |
1 |
30 |
| Thunderstorms, days |
2 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
5 |
6 |
5 |
5 |
25 |
| Average precipitation, mm. |
70 |
74 |
74 |
70 |
59 |
46 |
66 |
63 |
78 |
109 |
85 |
75 |
868 |
| Relative humidity, % |
76 |
80 |
82 |
84 |
83 |
78 |
71 |
69 |
69 |
71 |
69 |
71 |
75 |
| Relative humidity morning, % |
91 |
93 |
92 |
88 |
88 |
88 |
85 |
81 |
81 |
81 |
82 |
85 |
86 |
| Relative humidity evening, % |
55 |
64 |
75 |
77 |
74 |
68 |
57 |
52 |
55 |
56 |
52 |
51 |
61 |
| Wind speed, km/h |
6 |
6 |
6 |
8 |
6 |
9 |
8 |
8 |
6 |
6 |
6 |
4 |
7 |
| Monthly sunshine, часов |
197 |
143 |
83 |
52 |
60 |
90 |
140 |
176 |
232 |
248 |
293 |
274 |
1987 |
| Day Length, часов |
13 |
11 |
10 |
9 |
10 |
11 |
13 |
14 |
15 |
16 |
16 |
15 |
13 |
| Dew point, °C |
12 |
8 |
2 |
0 |
-2 |
-1 |
1 |
5 |
10 |
13 |
15 |
15 |
78 |
| Growing degree-day, °C |
234 |
94 |
0 |
0 |
0 |
0 |
0 |
66 |
225 |
306 |
375 |
372 |
1671 |
| Solar radiation, global, Mj/m2 |
14 |
9 |
5 |
4 |
5 |
8 |
12 |
15 |
19 |
21 |
21 |
19 |
13 |