| Record high, °C |
41 |
33 |
28 |
21 |
22 |
22 |
26 |
31 |
37 |
42 |
45 |
41 |
45 |
| Average high, °C |
28 |
22 |
16 |
11 |
10 |
12 |
15 |
20 |
26 |
31 |
33 |
33 |
21 |
| Average temperature, °C |
22 |
16 |
11 |
7 |
5 |
7 |
9 |
14 |
20 |
25 |
27 |
26 |
16 |
| Average low, °C |
14 |
10 |
6 |
2 |
1 |
1 |
3 |
6 |
11 |
15 |
18 |
17 |
9 |
| Record low, °C |
7 |
-1 |
-5 |
-17 |
-8 |
-8 |
-6 |
0 |
2 |
7 |
10 |
11 |
-17 |
| Rain, days |
6 |
10 |
12 |
13 |
12 |
12 |
13 |
11 |
10 |
7 |
5 |
4 |
117 |
| Fog, days |
15 |
18 |
21 |
22 |
19 |
16 |
17 |
14 |
10 |
5 |
9 |
10 |
176 |
| Thunderstorms, days |
2 |
1 |
1 |
0 |
0 |
0 |
1 |
1 |
3 |
5 |
3 |
3 |
20 |
| Average precipitation, mm. |
30 |
52 |
57 |
51 |
33 |
32 |
37 |
33 |
38 |
26 |
19 |
16 |
423 |
| Relative humidity, % |
59 |
70 |
80 |
82 |
80 |
75 |
73 |
69 |
62 |
49 |
47 |
50 |
66 |
| Relative humidity morning, % |
81 |
87 |
92 |
92 |
90 |
89 |
90 |
90 |
89 |
80 |
73 |
76 |
86 |
| Relative humidity evening, % |
41 |
55 |
69 |
75 |
69 |
62 |
59 |
53 |
47 |
35 |
32 |
36 |
53 |
| Wind speed, km/h |
3 |
3 |
2 |
2 |
2 |
3 |
3 |
3 |
3 |
4 |
4 |
4 |
3 |
| Day Length, часов |
13 |
12 |
11 |
10 |
10 |
11 |
12 |
14 |
15 |
16 |
15 |
14 |
13 |
| Dew point, °C |
12 |
10 |
6 |
3 |
1 |
2 |
4 |
7 |
10 |
12 |
13 |
13 |
93 |
| Growing degree-day, °C |
336 |
189 |
23 |
0 |
0 |
0 |
0 |
88 |
258 |
393 |
478 |
463 |
2228 |
| Solar radiation, global, Mj/m2 |
17 |
11 |
7 |
6 |
7 |
10 |
13 |
16 |
20 |
24 |
24 |
21 |
15 |