| Record high, °C |
32 |
23 |
16 |
17 |
12 |
17 |
20 |
26 |
31 |
32 |
35 |
32 |
35 |
| Average high, °C |
19 |
15 |
8 |
5 |
3 |
5 |
10 |
14 |
18 |
21 |
22 |
23 |
14 |
| Average temperature, °C |
15 |
11 |
6 |
3 |
1 |
3 |
6 |
9 |
13 |
16 |
17 |
18 |
10 |
| Average low, °C |
11 |
7 |
4 |
2 |
0 |
1 |
2 |
5 |
8 |
12 |
13 |
13 |
7 |
| Record low, °C |
3 |
-5 |
-3 |
-12 |
-12 |
-13 |
-5 |
-2 |
0 |
3 |
4 |
6 |
-13 |
| Rain, days |
5 |
6 |
6 |
7 |
6 |
5 |
5 |
5 |
6 |
6 |
7 |
7 |
71 |
| Snow, days |
0 |
0 |
3 |
7 |
9 |
7 |
5 |
3 |
0 |
0 |
0 |
0 |
34 |
| Fog, days |
19 |
18 |
15 |
14 |
14 |
15 |
14 |
15 |
16 |
18 |
17 |
19 |
194 |
| Thunderstorms, days |
3 |
1 |
1 |
1 |
1 |
1 |
1 |
2 |
4 |
6 |
5 |
5 |
31 |
| Average precipitation, mm. |
50 |
40 |
70 |
60 |
60 |
50 |
30 |
40 |
60 |
60 |
80 |
80 |
680 |
| Relative humidity, % |
79 |
81 |
84 |
87 |
86 |
83 |
78 |
71 |
71 |
72 |
75 |
75 |
79 |
| Relative humidity morning, % |
91 |
90 |
88 |
88 |
86 |
86 |
86 |
86 |
84 |
85 |
85 |
89 |
87 |
| Relative humidity evening, % |
62 |
68 |
74 |
79 |
77 |
66 |
62 |
54 |
53 |
56 |
55 |
54 |
63 |
| Wind speed, km/h |
6 |
9 |
12 |
14 |
14 |
9 |
9 |
8 |
8 |
12 |
12 |
6 |
10 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
15 |
16 |
17 |
17 |
15 |
13 |
| Dew point, °C |
10 |
6 |
2 |
0 |
0 |
0 |
1 |
3 |
8 |
11 |
12 |
12 |
65 |
| Growing degree-day, °C |
167 |
43 |
0 |
0 |
0 |
0 |
0 |
0 |
121 |
208 |
250 |
267 |
1055 |
| Solar radiation, global, Mj/m2 |
10 |
6 |
3 |
2 |
3 |
5 |
9 |
13 |
17 |
17 |
17 |
15 |
10 |