| Record high, °C |
34 |
31 |
25 |
22 |
21 |
21 |
23 |
28 |
32 |
33 |
36 |
36 |
36 |
| Average high, °C |
25 |
20 |
16 |
11 |
8 |
8 |
11 |
16 |
20 |
23 |
27 |
29 |
18 |
| Average temperature, °C |
21 |
15 |
10 |
5 |
2 |
3 |
5 |
10 |
15 |
19 |
23 |
24 |
13 |
| Average low, °C |
17 |
10 |
4 |
-1 |
-3 |
-2 |
0 |
5 |
10 |
15 |
19 |
20 |
8 |
| Record low, °C |
7 |
0 |
-4 |
-8 |
-12 |
-10 |
-8 |
-3 |
1 |
7 |
12 |
12 |
-12 |
| Rain, days |
10 |
9 |
5 |
4 |
4 |
5 |
6 |
8 |
8 |
8 |
7 |
8 |
82 |
| Snow, days |
0 |
0 |
0 |
0 |
1 |
2 |
1 |
0 |
0 |
0 |
0 |
0 |
4 |
| Fog, days |
6 |
5 |
5 |
3 |
3 |
3 |
4 |
4 |
5 |
7 |
10 |
7 |
62 |
| Thunderstorms, days |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
2 |
| Snowfall, cm. |
0 |
0 |
0 |
1 |
9 |
19 |
7 |
0 |
0 |
0 |
0 |
0 |
36 |
| Average precipitation, mm. |
200 |
170 |
90 |
50 |
40 |
60 |
100 |
160 |
140 |
150 |
130 |
140 |
1430 |
| Relative humidity, % |
86 |
83 |
79 |
72 |
69 |
69 |
71 |
75 |
79 |
84 |
86 |
85 |
78 |
| Relative humidity morning, % |
85 |
78 |
72 |
65 |
61 |
63 |
69 |
76 |
79 |
87 |
89 |
87 |
76 |
| Relative humidity evening, % |
69 |
63 |
58 |
48 |
45 |
49 |
53 |
60 |
60 |
70 |
72 |
68 |
60 |
| Wind speed, km/h |
12 |
12 |
9 |
12 |
12 |
19 |
12 |
37 |
20 |
12 |
20 |
20 |
16 |
| Monthly sunshine, часов |
118 |
133 |
147 |
175 |
188 |
167 |
163 |
175 |
173 |
123 |
144 |
175 |
1881 |
| Day Length, часов |
13 |
12 |
11 |
10 |
11 |
11 |
12 |
14 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
18 |
12 |
5 |
0 |
-3 |
-2 |
0 |
6 |
11 |
16 |
21 |
22 |
106 |
| Growing degree-day, °C |
342 |
172 |
8 |
0 |
0 |
0 |
0 |
33 |
172 |
283 |
422 |
465 |
1898 |
| Solar radiation, global, Mj/m2 |
12 |
11 |
9 |
9 |
10 |
12 |
15 |
18 |
18 |
15 |
16 |
16 |
13 |