| Record high, °C |
40 |
34 |
26 |
20 |
20 |
20 |
28 |
35 |
34 |
39 |
42 |
42 |
42 |
| Average high, °C |
29 |
21 |
13 |
5 |
1 |
4 |
12 |
19 |
25 |
30 |
34 |
34 |
19 |
| Average temperature, °C |
21 |
14 |
6 |
0 |
-2 |
0 |
6 |
13 |
18 |
22 |
26 |
26 |
13 |
| Average low, °C |
12 |
6 |
0 |
-4 |
-7 |
-5 |
0 |
6 |
11 |
14 |
18 |
17 |
6 |
| Record low, °C |
0 |
-7 |
-14 |
-28 |
-28 |
-26 |
-19 |
-10 |
-1 |
4 |
8 |
8 |
-28 |
| Rain, days |
4 |
8 |
7 |
4 |
2 |
4 |
8 |
12 |
12 |
8 |
5 |
4 |
78 |
| Snow, days |
0 |
0 |
1 |
5 |
7 |
7 |
2 |
0 |
0 |
0 |
0 |
0 |
22 |
| Fog, days |
1 |
2 |
4 |
12 |
15 |
7 |
3 |
1 |
1 |
0 |
0 |
0 |
47 |
| Thunderstorms, days |
5 |
3 |
0 |
0 |
0 |
0 |
1 |
7 |
13 |
13 |
9 |
8 |
60 |
| Average precipitation, mm. |
8 |
21 |
17 |
13 |
16 |
20 |
26 |
34 |
41 |
25 |
8 |
8 |
237 |
| Relative humidity, % |
51 |
64 |
73 |
79 |
81 |
74 |
62 |
59 |
58 |
58 |
47 |
47 |
63 |
| Relative humidity morning, % |
70 |
81 |
86 |
87 |
87 |
86 |
80 |
75 |
75 |
71 |
66 |
66 |
78 |
| Relative humidity evening, % |
32 |
43 |
55 |
64 |
65 |
62 |
47 |
41 |
39 |
33 |
30 |
31 |
45 |
| Wind speed, km/h |
8 |
6 |
4 |
3 |
3 |
5 |
8 |
9 |
9 |
9 |
12 |
11 |
7 |
| Monthly sunshine, часов |
279 |
211 |
138 |
92 |
93 |
109 |
161 |
177 |
242 |
297 |
344 |
332 |
2475 |
| Day Length, часов |
13 |
12 |
11 |
10 |
10 |
11 |
12 |
14 |
15 |
16 |
15 |
14 |
13 |
| Dew point, °C |
8 |
5 |
1 |
-3 |
-6 |
-4 |
-1 |
3 |
7 |
10 |
12 |
12 |
44 |
| Growing degree-day, °C |
308 |
95 |
0 |
0 |
0 |
0 |
0 |
67 |
241 |
358 |
491 |
474 |
2034 |
| Solar radiation, global, Mj/m2 |
16 |
12 |
8 |
6 |
7 |
10 |
13 |
16 |
19 |
22 |
22 |
20 |
14 |