| Record high, °C |
30 |
27 |
21 |
15 |
16 |
17 |
22 |
22 |
27 |
28 |
33 |
32 |
33 |
| Average high, °C |
18 |
12 |
6 |
2 |
1 |
2 |
7 |
10 |
15 |
18 |
21 |
21 |
11 |
| Average temperature, °C |
13 |
9 |
3 |
0 |
-1 |
0 |
3 |
6 |
12 |
15 |
17 |
17 |
8 |
| Average low, °C |
8 |
5 |
0 |
-2 |
-3 |
-2 |
0 |
3 |
8 |
11 |
12 |
12 |
4 |
| Record low, °C |
-8 |
-11 |
-16 |
0 |
-21 |
-23 |
-17 |
-7 |
-2 |
0 |
0 |
0 |
-23 |
| Rain, days |
6 |
11 |
11 |
9 |
7 |
8 |
10 |
12 |
11 |
8 |
6 |
6 |
105 |
| Snow, days |
0 |
0 |
4 |
7 |
7 |
8 |
6 |
5 |
0 |
0 |
0 |
0 |
37 |
| Fog, days |
13 |
7 |
3 |
3 |
2 |
1 |
2 |
2 |
6 |
7 |
9 |
10 |
65 |
| Thunderstorms, days |
1 |
2 |
1 |
1 |
1 |
1 |
1 |
1 |
3 |
4 |
3 |
5 |
24 |
| Average precipitation, mm. |
76 |
62 |
74 |
62 |
46 |
47 |
46 |
56 |
72 |
79 |
67 |
62 |
750 |
| Relative humidity, % |
78 |
79 |
81 |
84 |
82 |
80 |
77 |
72 |
72 |
73 |
72 |
73 |
77 |
| Relative humidity morning, % |
95 |
94 |
93 |
92 |
91 |
90 |
91 |
89 |
89 |
90 |
91 |
94 |
92 |
| Relative humidity evening, % |
60 |
66 |
75 |
79 |
69 |
64 |
60 |
59 |
60 |
59 |
52 |
51 |
63 |
| Wind speed, km/h |
8 |
9 |
8 |
8 |
9 |
9 |
8 |
8 |
6 |
8 |
8 |
6 |
8 |
| Monthly sunshine, часов |
180 |
146 |
97 |
73 |
87 |
101 |
146 |
162 |
206 |
230 |
264 |
246 |
1937 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
13 |
14 |
15 |
16 |
16 |
14 |
13 |
| Dew point, °C |
8 |
5 |
0 |
-2 |
-4 |
-3 |
-1 |
1 |
6 |
10 |
11 |
10 |
41 |
| Growing degree-day, °C |
108 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
60 |
150 |
224 |
215 |
758 |
| Solar radiation, global, Mj/m2 |
14 |
10 |
6 |
5 |
6 |
9 |
12 |
15 |
18 |
20 |
21 |
19 |
13 |