| Record high, °C |
32 |
27 |
18 |
18 |
15 |
19 |
23 |
27 |
33 |
33 |
37 |
36 |
37 |
| Average high, °C |
20 |
13 |
7 |
5 |
3 |
5 |
10 |
13 |
18 |
21 |
23 |
23 |
13 |
| Average temperature, °C |
15 |
10 |
5 |
3 |
1 |
2 |
6 |
8 |
13 |
16 |
18 |
18 |
10 |
| Average low, °C |
10 |
6 |
2 |
0 |
0 |
-1 |
1 |
3 |
7 |
11 |
13 |
12 |
5 |
| Record low, °C |
1 |
-3 |
-8 |
0 |
-17 |
0 |
-7 |
-6 |
-2 |
2 |
5 |
3 |
-17 |
| Rain, days |
6 |
6 |
6 |
7 |
6 |
5 |
5 |
5 |
6 |
6 |
6 |
6 |
70 |
| Fog, days |
13 |
15 |
14 |
13 |
14 |
14 |
11 |
8 |
8 |
6 |
6 |
9 |
131 |
| Thunderstorms, days |
2 |
1 |
0 |
0 |
0 |
0 |
1 |
1 |
4 |
5 |
5 |
5 |
24 |
| Snowfall, cm. |
0 |
0 |
2 |
1 |
4 |
8 |
2 |
0 |
0 |
0 |
0 |
0 |
17 |
| Average precipitation, mm. |
60 |
60 |
60 |
60 |
50 |
50 |
50 |
50 |
60 |
70 |
60 |
60 |
690 |
| Relative humidity, % |
82 |
87 |
89 |
90 |
88 |
85 |
78 |
73 |
72 |
76 |
76 |
80 |
81 |
| Relative humidity morning, % |
93 |
94 |
91 |
89 |
89 |
89 |
88 |
87 |
88 |
87 |
89 |
91 |
90 |
| Relative humidity evening, % |
62 |
74 |
79 |
83 |
81 |
72 |
63 |
56 |
58 |
59 |
56 |
55 |
67 |
| Wind speed, km/h |
12 |
9 |
14 |
12 |
12 |
14 |
16 |
14 |
14 |
12 |
14 |
12 |
13 |
| Monthly sunshine, часов |
158 |
98 |
49 |
41 |
54 |
78 |
126 |
178 |
202 |
219 |
226 |
213 |
1640 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
14 |
16 |
17 |
16 |
15 |
13 |
| Dew point, °C |
11 |
7 |
2 |
0 |
0 |
-1 |
1 |
3 |
7 |
11 |
13 |
12 |
66 |
| Growing degree-day, °C |
150 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
95 |
183 |
258 |
258 |
945 |
| Solar radiation, global, Mj/m2 |
11 |
6 |
4 |
3 |
4 |
6 |
10 |
14 |
18 |
19 |
19 |
16 |
11 |