| Record high, °C |
34 |
30 |
28 |
24 |
25 |
24 |
27 |
25 |
31 |
33 |
37 |
38 |
38 |
| Average high, °C |
26 |
22 |
17 |
15 |
14 |
14 |
16 |
18 |
22 |
26 |
29 |
29 |
21 |
| Average temperature, °C |
21 |
18 |
13 |
10 |
9 |
9 |
11 |
13 |
17 |
21 |
24 |
24 |
16 |
| Average low, °C |
17 |
13 |
9 |
6 |
5 |
5 |
7 |
9 |
12 |
16 |
19 |
19 |
11 |
| Record low, °C |
8 |
3 |
-1 |
-3 |
-5 |
-5 |
-4 |
1 |
3 |
8 |
10 |
12 |
-5 |
| Rain, days |
6 |
11 |
9 |
11 |
10 |
10 |
12 |
11 |
9 |
7 |
3 |
5 |
104 |
| Snow, days |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
| Fog, days |
2 |
3 |
1 |
1 |
1 |
1 |
2 |
2 |
3 |
2 |
2 |
1 |
21 |
| Thunderstorms, days |
4 |
5 |
2 |
1 |
1 |
1 |
2 |
2 |
3 |
3 |
3 |
4 |
31 |
| Average precipitation, mm. |
87 |
130 |
140 |
152 |
151 |
120 |
99 |
90 |
90 |
59 |
67 |
65 |
1250 |
| Relative humidity, % |
70 |
72 |
70 |
77 |
69 |
59 |
66 |
73 |
70 |
64 |
65 |
65 |
68 |
| Relative humidity morning, % |
81 |
83 |
80 |
77 |
77 |
80 |
81 |
81 |
81 |
76 |
74 |
74 |
79 |
| Relative humidity evening, % |
66 |
71 |
71 |
69 |
67 |
66 |
66 |
67 |
67 |
63 |
61 |
61 |
66 |
| Wind speed, km/h |
8 |
8 |
9 |
9 |
9 |
9 |
8 |
8 |
6 |
6 |
6 |
6 |
8 |
| Monthly sunshine, часов |
179 |
124 |
67 |
54 |
69 |
88 |
144 |
185 |
215 |
229 |
236 |
228 |
1817 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
12 |
14 |
15 |
16 |
16 |
14 |
13 |
| Dew point, °C |
15 |
12 |
7 |
5 |
3 |
4 |
6 |
7 |
11 |
15 |
17 |
17 |
119 |
| Growing degree-day, °C |
336 |
236 |
99 |
12 |
0 |
0 |
37 |
99 |
223 |
327 |
437 |
446 |
2253 |
| Solar radiation, global, Mj/m2 |
18 |
11 |
7 |
5 |
7 |
10 |
15 |
19 |
24 |
27 |
27 |
24 |
16 |