| Record high, °C |
37 |
31 |
25 |
21 |
19 |
22 |
30 |
32 |
34 |
40 |
40 |
39 |
40 |
| Average high, °C |
24 |
17 |
10 |
2 |
0 |
2 |
8 |
15 |
21 |
26 |
29 |
28 |
15 |
| Average temperature, °C |
19 |
12 |
5 |
-2 |
-4 |
-2 |
3 |
10 |
15 |
21 |
23 |
23 |
10 |
| Average low, °C |
13 |
7 |
1 |
-6 |
-8 |
-6 |
-2 |
4 |
9 |
15 |
18 |
18 |
5 |
| Record low, °C |
0 |
-6 |
-20 |
-28 |
-31 |
-26 |
-22 |
-11 |
-2 |
1 |
5 |
7 |
-31 |
| Rain, days |
10 |
9 |
11 |
11 |
11 |
9 |
13 |
13 |
11 |
10 |
10 |
9 |
127 |
| Snow, days |
0 |
0 |
2 |
6 |
7 |
5 |
4 |
1 |
0 |
0 |
0 |
0 |
24 |
| Fog, days |
13 |
12 |
12 |
14 |
13 |
11 |
13 |
10 |
11 |
11 |
12 |
15 |
147 |
| Thunderstorms, days |
4 |
1 |
1 |
0 |
0 |
0 |
2 |
4 |
4 |
7 |
6 |
6 |
35 |
| Snowfall, cm. |
0 |
0 |
6 |
16 |
30 |
28 |
15 |
2 |
0 |
0 |
0 |
0 |
97 |
| Average precipitation, mm. |
91 |
76 |
81 |
61 |
46 |
53 |
58 |
86 |
99 |
91 |
102 |
117 |
963 |
| Relative humidity, % |
70 |
69 |
71 |
75 |
74 |
71 |
68 |
63 |
65 |
68 |
68 |
72 |
69 |
| Relative humidity morning, % |
79 |
79 |
79 |
79 |
77 |
77 |
77 |
72 |
69 |
71 |
74 |
78 |
76 |
| Relative humidity evening, % |
58 |
58 |
66 |
70 |
69 |
66 |
61 |
56 |
53 |
55 |
56 |
57 |
60 |
| Wind speed, km/h |
14 |
16 |
17 |
16 |
16 |
16 |
16 |
20 |
19 |
14 |
12 |
12 |
16 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
13 |
14 |
15 |
16 |
15 |
14 |
13 |
| Dew point, °C |
12 |
6 |
0 |
-6 |
-8 |
-7 |
-3 |
2 |
7 |
13 |
16 |
16 |
48 |
| Growing degree-day, °C |
467 |
167 |
27 |
2 |
0 |
2 |
24 |
102 |
307 |
569 |
745 |
719 |
3131 |
| Solar radiation, global, Mj/m2 |
15 |
11 |
7 |
6 |
6 |
9 |
13 |
17 |
20 |
22 |
22 |
19 |
14 |