| Record high, °C |
32 |
27 |
17 |
15 |
15 |
18 |
23 |
27 |
30 |
32 |
36 |
35 |
36 |
| Average high, °C |
19 |
13 |
6 |
3 |
2 |
3 |
9 |
13 |
18 |
21 |
23 |
23 |
13 |
| Average temperature, °C |
15 |
9 |
4 |
1 |
0 |
1 |
5 |
8 |
13 |
16 |
18 |
18 |
9 |
| Average low, °C |
10 |
5 |
1 |
0 |
-1 |
-2 |
1 |
3 |
8 |
11 |
13 |
13 |
5 |
| Record low, °C |
1 |
-3 |
-10 |
-17 |
-21 |
-20 |
-11 |
-4 |
-1 |
2 |
5 |
4 |
-21 |
| Rain, days |
15 |
17 |
16 |
17 |
15 |
10 |
16 |
17 |
18 |
18 |
16 |
15 |
190 |
| Snow, days |
0 |
0 |
4 |
8 |
10 |
9 |
5 |
3 |
0 |
0 |
0 |
0 |
39 |
| Fog, days |
18 |
20 |
17 |
17 |
18 |
17 |
16 |
13 |
14 |
13 |
14 |
17 |
194 |
| Thunderstorms, days |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
4 |
5 |
5 |
4 |
21 |
| Snowfall, cm. |
0 |
0 |
3 |
8 |
14 |
8 |
3 |
1 |
0 |
0 |
0 |
0 |
37 |
| Average precipitation, mm. |
40 |
40 |
40 |
40 |
40 |
30 |
30 |
40 |
50 |
50 |
60 |
50 |
510 |
| Relative humidity, % |
78 |
84 |
87 |
89 |
85 |
84 |
75 |
71 |
67 |
68 |
74 |
76 |
78 |
| Relative humidity morning, % |
91 |
92 |
90 |
89 |
88 |
89 |
88 |
85 |
85 |
86 |
86 |
89 |
88 |
| Relative humidity evening, % |
56 |
68 |
77 |
82 |
79 |
70 |
59 |
51 |
50 |
54 |
51 |
50 |
62 |
| Wind speed, km/h |
12 |
14 |
16 |
17 |
17 |
9 |
16 |
16 |
12 |
12 |
12 |
9 |
14 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
14 |
16 |
17 |
17 |
15 |
13 |
| Dew point, °C |
9 |
6 |
1 |
0 |
-2 |
-2 |
0 |
1 |
6 |
10 |
11 |
11 |
51 |
| Growing degree-day, °C |
142 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
103 |
192 |
258 |
267 |
962 |
| Solar radiation, global, Mj/m2 |
11 |
6 |
3 |
3 |
3 |
6 |
9 |
14 |
17 |
17 |
17 |
15 |
10 |