| Record high, °C |
30 |
25 |
21 |
21 |
13 |
20 |
21 |
24 |
32 |
32 |
33 |
35 |
35 |
| Average high, °C |
18 |
13 |
8 |
6 |
4 |
5 |
8 |
11 |
16 |
19 |
21 |
22 |
13 |
| Average temperature, °C |
15 |
11 |
6 |
3 |
2 |
3 |
6 |
8 |
12 |
15 |
17 |
17 |
10 |
| Average low, °C |
11 |
7 |
3 |
2 |
0 |
0 |
3 |
4 |
8 |
11 |
13 |
13 |
6 |
| Record low, °C |
1 |
-1 |
-7 |
-13 |
-17 |
-13 |
-7 |
-5 |
-1 |
2 |
2 |
6 |
-17 |
| Rain, days |
16 |
18 |
18 |
19 |
17 |
13 |
18 |
18 |
18 |
18 |
17 |
14 |
204 |
| Snow, days |
0 |
0 |
2 |
4 |
7 |
6 |
4 |
3 |
0 |
0 |
0 |
0 |
26 |
| Fog, days |
18 |
19 |
19 |
19 |
19 |
18 |
17 |
15 |
15 |
15 |
14 |
17 |
205 |
| Thunderstorms, days |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
3 |
4 |
3 |
3 |
16 |
| Average precipitation, mm. |
70 |
70 |
60 |
90 |
90 |
50 |
70 |
50 |
50 |
80 |
100 |
90 |
870 |
| Relative humidity, % |
85 |
85 |
90 |
90 |
90 |
85 |
80 |
75 |
75 |
80 |
75 |
80 |
83 |
| Relative humidity morning, % |
92 |
91 |
90 |
89 |
89 |
87 |
88 |
87 |
87 |
90 |
89 |
90 |
89 |
| Relative humidity evening, % |
64 |
71 |
78 |
82 |
81 |
73 |
68 |
60 |
59 |
63 |
60 |
59 |
68 |
| Wind speed, km/h |
16 |
19 |
20 |
20 |
22 |
20 |
20 |
16 |
16 |
16 |
16 |
14 |
18 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
14 |
16 |
17 |
17 |
15 |
13 |
| Dew point, °C |
10 |
7 |
3 |
1 |
0 |
0 |
2 |
3 |
7 |
10 |
12 |
12 |
67 |
| Growing degree-day, °C |
142 |
26 |
0 |
0 |
0 |
0 |
0 |
0 |
86 |
167 |
233 |
241 |
894 |
| Solar radiation, global, Mj/m2 |
11 |
7 |
4 |
2 |
3 |
6 |
9 |
13 |
17 |
18 |
18 |
16 |
10 |