| Record high, °C |
37 |
32 |
24 |
22 |
20 |
22 |
26 |
30 |
34 |
39 |
41 |
41 |
41 |
| Average high, °C |
25 |
20 |
13 |
10 |
9 |
11 |
15 |
18 |
22 |
25 |
28 |
28 |
18 |
| Average temperature, °C |
18 |
15 |
9 |
6 |
6 |
7 |
10 |
12 |
16 |
19 |
22 |
22 |
13 |
| Average low, °C |
12 |
10 |
5 |
3 |
2 |
2 |
4 |
7 |
10 |
14 |
15 |
15 |
8 |
| Record low, °C |
1 |
-5 |
-9 |
-12 |
-17 |
-22 |
-11 |
-4 |
-2 |
3 |
6 |
5 |
-22 |
| Rain, days |
6 |
5 |
5 |
7 |
6 |
5 |
6 |
5 |
7 |
6 |
5 |
5 |
68 |
| Snow, days |
0 |
0 |
1 |
1 |
2 |
2 |
1 |
1 |
0 |
0 |
0 |
0 |
8 |
| Fog, days |
9 |
11 |
12 |
11 |
13 |
8 |
6 |
5 |
7 |
7 |
5 |
8 |
102 |
| Thunderstorms, days |
2 |
1 |
0 |
0 |
0 |
0 |
1 |
1 |
3 |
4 |
4 |
5 |
21 |
| Average precipitation, mm. |
70 |
80 |
72 |
84 |
69 |
59 |
65 |
55 |
77 |
69 |
71 |
75 |
846 |
| Relative humidity, % |
76 |
83 |
89 |
89 |
88 |
83 |
76 |
74 |
73 |
71 |
67 |
70 |
78 |
| Relative humidity morning, % |
90 |
89 |
89 |
88 |
89 |
85 |
86 |
84 |
87 |
89 |
88 |
89 |
88 |
| Relative humidity evening, % |
54 |
64 |
70 |
75 |
74 |
65 |
58 |
53 |
56 |
56 |
51 |
51 |
61 |
| Wind speed, km/h |
8 |
9 |
9 |
12 |
9 |
12 |
12 |
9 |
8 |
8 |
8 |
6 |
9 |
| Monthly sunshine, часов |
180 |
127 |
84 |
76 |
94 |
111 |
167 |
164 |
191 |
221 |
261 |
235 |
1910 |
| Day Length, часов |
13 |
11 |
10 |
10 |
10 |
11 |
13 |
14 |
15 |
16 |
16 |
15 |
13 |
| Dew point, °C |
13 |
10 |
6 |
3 |
2 |
2 |
4 |
6 |
9 |
12 |
13 |
14 |
94 |
| Growing degree-day, °C |
252 |
146 |
0 |
0 |
0 |
0 |
0 |
63 |
183 |
279 |
357 |
357 |
1636 |
| Solar radiation, global, Mj/m2 |
15 |
9 |
6 |
5 |
5 |
8 |
13 |
16 |
19 |
21 |
22 |
20 |
13 |