| Record high, °C |
39 |
35 |
27 |
23 |
22 |
28 |
32 |
37 |
38 |
43 |
42 |
42 |
43 |
| Average high, °C |
25 |
19 |
10 |
3 |
0 |
3 |
10 |
17 |
23 |
29 |
32 |
30 |
17 |
| Average temperature, °C |
19 |
13 |
4 |
-2 |
-5 |
-2 |
4 |
11 |
17 |
23 |
26 |
24 |
11 |
| Average low, °C |
13 |
7 |
-1 |
-7 |
-10 |
-8 |
-2 |
5 |
11 |
17 |
20 |
19 |
5 |
| Record low, °C |
-2 |
-13 |
-21 |
-33 |
-30 |
-28 |
-23 |
-12 |
-2 |
6 |
8 |
8 |
-33 |
| Rain, days |
8 |
6 |
6 |
6 |
6 |
5 |
9 |
9 |
11 |
9 |
9 |
9 |
93 |
| Snow, days |
0 |
0 |
2 |
4 |
5 |
4 |
3 |
1 |
0 |
0 |
0 |
0 |
18 |
| Fog, days |
8 |
7 |
9 |
11 |
9 |
10 |
11 |
8 |
9 |
7 |
6 |
9 |
104 |
| Thunderstorms, days |
5 |
2 |
1 |
0 |
0 |
0 |
2 |
4 |
7 |
9 |
8 |
8 |
46 |
| Snowfall, cm. |
0 |
1 |
6 |
14 |
15 |
15 |
12 |
2 |
0 |
0 |
0 |
0 |
65 |
| Average precipitation, mm. |
85 |
55 |
30 |
22 |
16 |
21 |
52 |
68 |
107 |
114 |
99 |
92 |
761 |
| Relative humidity, % |
68 |
66 |
68 |
72 |
72 |
69 |
65 |
63 |
67 |
67 |
69 |
71 |
68 |
| Relative humidity morning, % |
84 |
80 |
80 |
80 |
78 |
81 |
81 |
80 |
83 |
83 |
83 |
86 |
82 |
| Relative humidity evening, % |
49 |
46 |
54 |
60 |
61 |
60 |
55 |
47 |
51 |
49 |
48 |
51 |
53 |
| Wind speed, km/h |
15 |
15 |
16 |
15 |
15 |
16 |
18 |
19 |
17 |
16 |
15 |
14 |
16 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
13 |
14 |
15 |
16 |
15 |
14 |
13 |
| Dew point, °C |
12 |
5 |
-2 |
-7 |
-9 |
-7 |
-2 |
3 |
10 |
16 |
18 |
18 |
55 |
| Growing degree-day, °C |
482 |
176 |
24 |
0 |
0 |
3 |
33 |
144 |
377 |
672 |
860 |
769 |
3540 |
| Solar radiation, global, Mj/m2 |
16 |
12 |
8 |
6 |
7 |
10 |
13 |
17 |
20 |
23 |
23 |
20 |
15 |