| Record high, °C |
27 |
24 |
17 |
15 |
12 |
15 |
20 |
23 |
27 |
31 |
32 |
33 |
33 |
| Average high, °C |
17 |
13 |
9 |
6 |
5 |
5 |
8 |
11 |
15 |
17 |
20 |
20 |
12 |
| Average temperature, °C |
14 |
11 |
7 |
5 |
3 |
2 |
5 |
7 |
11 |
14 |
16 |
16 |
9 |
| Average low, °C |
11 |
7 |
4 |
2 |
1 |
0 |
2 |
3 |
7 |
11 |
13 |
12 |
6 |
| Record low, °C |
2 |
-2 |
-5 |
-10 |
-15 |
-12 |
-8 |
-3 |
-1 |
2 |
6 |
6 |
-15 |
| Rain, days |
20 |
22 |
23 |
24 |
23 |
15 |
22 |
19 |
19 |
19 |
19 |
18 |
243 |
| Snow, days |
0 |
0 |
2 |
4 |
6 |
5 |
4 |
1 |
0 |
0 |
0 |
0 |
22 |
| Fog, days |
20 |
22 |
19 |
22 |
20 |
19 |
21 |
18 |
21 |
19 |
19 |
20 |
240 |
| Thunderstorms, days |
4 |
3 |
3 |
1 |
1 |
0 |
1 |
1 |
4 |
4 |
4 |
4 |
30 |
| Average precipitation, mm. |
80 |
80 |
100 |
80 |
70 |
50 |
70 |
40 |
50 |
70 |
70 |
60 |
820 |
| Relative humidity, % |
85 |
85 |
90 |
90 |
90 |
85 |
85 |
80 |
80 |
80 |
80 |
80 |
84 |
| Relative humidity morning, % |
89 |
89 |
88 |
88 |
87 |
88 |
89 |
86 |
85 |
84 |
84 |
87 |
87 |
| Relative humidity evening, % |
74 |
78 |
82 |
86 |
84 |
78 |
77 |
70 |
68 |
70 |
71 |
69 |
76 |
| Wind speed, km/h |
22 |
16 |
16 |
19 |
17 |
17 |
27 |
16 |
17 |
17 |
19 |
17 |
18 |
| Day Length, часов |
13 |
11 |
9 |
9 |
9 |
11 |
13 |
15 |
17 |
18 |
17 |
15 |
13 |
| Dew point, °C |
11 |
8 |
5 |
2 |
1 |
0 |
2 |
3 |
7 |
10 |
12 |
12 |
73 |
| Growing degree-day, °C |
133 |
26 |
0 |
0 |
0 |
0 |
0 |
0 |
52 |
133 |
207 |
207 |
758 |
| Solar radiation, global, Mj/m2 |
11 |
6 |
3 |
2 |
3 |
5 |
9 |
15 |
20 |
20 |
20 |
17 |
11 |