| Record high, °C |
32 |
26 |
18 |
16 |
12 |
17 |
21 |
27 |
30 |
33 |
36 |
32 |
36 |
| Average high, °C |
18 |
13 |
8 |
5 |
3 |
4 |
8 |
13 |
17 |
20 |
21 |
21 |
13 |
| Average temperature, °C |
14 |
10 |
5 |
3 |
1 |
2 |
4 |
8 |
12 |
15 |
16 |
16 |
9 |
| Average low, °C |
10 |
7 |
3 |
1 |
0 |
0 |
1 |
3 |
7 |
10 |
12 |
12 |
6 |
| Record low, °C |
2 |
-2 |
-6 |
-12 |
-12 |
-21 |
-10 |
-3 |
-2 |
2 |
5 |
2 |
-21 |
| Rain, days |
6 |
6 |
5 |
7 |
6 |
5 |
5 |
5 |
5 |
7 |
7 |
7 |
71 |
| Snow, days |
0 |
0 |
4 |
8 |
11 |
11 |
7 |
3 |
0 |
0 |
0 |
0 |
44 |
| Fog, days |
0 |
0 |
3 |
0 |
10 |
9 |
5 |
2 |
0 |
0 |
0 |
0 |
29 |
| Thunderstorms, days |
3 |
1 |
1 |
0 |
1 |
0 |
1 |
1 |
5 |
7 |
5 |
5 |
30 |
| Average precipitation, mm. |
50 |
60 |
50 |
60 |
50 |
40 |
50 |
40 |
50 |
70 |
80 |
70 |
670 |
| Relative humidity, % |
81 |
85 |
88 |
90 |
88 |
86 |
79 |
74 |
74 |
75 |
79 |
79 |
82 |
| Relative humidity morning, % |
88 |
89 |
88 |
87 |
87 |
88 |
85 |
84 |
80 |
82 |
82 |
85 |
85 |
| Relative humidity evening, % |
63 |
71 |
78 |
83 |
82 |
73 |
66 |
55 |
53 |
57 |
56 |
54 |
66 |
| Wind speed, km/h |
16 |
16 |
19 |
20 |
20 |
17 |
19 |
16 |
14 |
16 |
16 |
14 |
17 |
| Day Length, часов |
13 |
11 |
9 |
9 |
9 |
11 |
13 |
15 |
17 |
18 |
17 |
15 |
13 |
| Dew point, °C |
11 |
7 |
3 |
1 |
0 |
0 |
1 |
3 |
7 |
10 |
12 |
12 |
67 |
| Growing degree-day, °C |
142 |
17 |
0 |
0 |
0 |
0 |
0 |
0 |
69 |
167 |
224 |
224 |
842 |
| Solar radiation, global, Mj/m2 |
10 |
6 |
3 |
2 |
3 |
5 |
8 |
13 |
16 |
17 |
17 |
15 |
10 |