| Record high, °C |
35 |
30 |
22 |
19 |
17 |
21 |
25 |
30 |
33 |
38 |
40 |
38 |
40 |
| Average high, °C |
22 |
17 |
12 |
9 |
8 |
9 |
13 |
16 |
19 |
23 |
25 |
25 |
17 |
| Average temperature, °C |
16 |
11 |
7 |
4 |
4 |
5 |
7 |
11 |
14 |
17 |
19 |
19 |
11 |
| Average low, °C |
12 |
9 |
5 |
3 |
3 |
3 |
4 |
6 |
10 |
12 |
14 |
14 |
8 |
| Record low, °C |
3 |
-3 |
-8 |
-13 |
-15 |
-13 |
-11 |
-3 |
-2 |
2 |
5 |
5 |
-15 |
| Rain, days |
5 |
7 |
6 |
8 |
7 |
6 |
6 |
6 |
6 |
5 |
5 |
5 |
72 |
| Snow, days |
0 |
0 |
0 |
1 |
2 |
2 |
1 |
0 |
0 |
0 |
0 |
0 |
6 |
| Fog, days |
10 |
12 |
13 |
13 |
13 |
12 |
9 |
7 |
7 |
5 |
7 |
8 |
116 |
| Thunderstorms, days |
1 |
1 |
0 |
1 |
0 |
0 |
0 |
1 |
2 |
2 |
3 |
2 |
13 |
| Average precipitation, mm. |
45 |
57 |
63 |
58 |
62 |
52 |
53 |
43 |
52 |
42 |
42 |
43 |
612 |
| Relative humidity, % |
82 |
86 |
88 |
89 |
87 |
83 |
79 |
75 |
76 |
76 |
76 |
78 |
81 |
| Relative humidity morning, % |
93 |
94 |
93 |
92 |
92 |
91 |
92 |
90 |
91 |
89 |
90 |
92 |
92 |
| Relative humidity evening, % |
61 |
72 |
78 |
82 |
81 |
74 |
67 |
62 |
63 |
61 |
59 |
56 |
68 |
| Wind speed, km/h |
14 |
16 |
17 |
19 |
19 |
14 |
19 |
16 |
16 |
14 |
16 |
14 |
16 |
| Monthly sunshine, часов |
179 |
121 |
71 |
57 |
66 |
87 |
141 |
176 |
207 |
217 |
221 |
225 |
1767 |
| Day Length, часов |
13 |
11 |
10 |
9 |
10 |
11 |
13 |
14 |
16 |
17 |
16 |
15 |
13 |
| Dew point, °C |
12 |
10 |
6 |
4 |
3 |
3 |
5 |
5 |
9 |
12 |
13 |
13 |
95 |
| Growing degree-day, °C |
167 |
17 |
0 |
0 |
0 |
0 |
0 |
17 |
121 |
200 |
276 |
276 |
1072 |
| Solar radiation, global, Mj/m2 |
12 |
7 |
4 |
3 |
4 |
6 |
10 |
14 |
18 |
20 |
19 |
17 |
11 |