| Record high, °C |
34 |
29 |
21 |
18 |
17 |
21 |
26 |
30 |
31 |
37 |
38 |
39 |
39 |
| Average high, °C |
21 |
16 |
10 |
7 |
6 |
8 |
12 |
15 |
19 |
23 |
25 |
25 |
16 |
| Average temperature, °C |
16 |
12 |
7 |
4 |
4 |
4 |
8 |
10 |
14 |
17 |
19 |
19 |
11 |
| Average low, °C |
10 |
8 |
4 |
2 |
1 |
1 |
3 |
5 |
9 |
12 |
14 |
13 |
7 |
| Record low, °C |
0 |
-5 |
-9 |
-15 |
-20 |
-20 |
-10 |
-5 |
-2 |
2 |
4 |
4 |
-20 |
| Rain, days |
14 |
17 |
16 |
18 |
18 |
14 |
17 |
16 |
16 |
14 |
13 |
12 |
185 |
| Snow, days |
0 |
0 |
1 |
2 |
4 |
4 |
2 |
1 |
0 |
0 |
0 |
0 |
14 |
| Fog, days |
10 |
13 |
14 |
13 |
13 |
14 |
10 |
8 |
7 |
6 |
5 |
7 |
120 |
| Thunderstorms, days |
2 |
1 |
0 |
0 |
0 |
0 |
1 |
2 |
3 |
3 |
4 |
4 |
20 |
| Average precipitation, mm. |
55 |
105 |
81 |
74 |
79 |
53 |
41 |
60 |
41 |
36 |
8 |
19 |
652 |
| Relative humidity, % |
75 |
85 |
90 |
90 |
90 |
85 |
80 |
75 |
70 |
70 |
70 |
70 |
79 |
| Relative humidity morning, % |
91 |
92 |
91 |
89 |
89 |
87 |
87 |
86 |
86 |
86 |
85 |
87 |
88 |
| Relative humidity evening, % |
59 |
69 |
76 |
81 |
79 |
71 |
65 |
58 |
57 |
58 |
54 |
51 |
65 |
| Wind speed, km/h |
16 |
16 |
19 |
19 |
20 |
9 |
17 |
16 |
16 |
16 |
16 |
14 |
16 |
| Monthly sunshine, часов |
214 |
154 |
93 |
87 |
97 |
119 |
177 |
184 |
219 |
245 |
271 |
256 |
2113 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
14 |
16 |
17 |
16 |
15 |
13 |
| Dew point, °C |
11 |
8 |
4 |
2 |
1 |
0 |
2 |
3 |
8 |
11 |
12 |
12 |
74 |
| Growing degree-day, °C |
174 |
62 |
0 |
0 |
0 |
0 |
0 |
6 |
127 |
213 |
291 |
282 |
1156 |
| Solar radiation, global, Mj/m2 |
11 |
7 |
4 |
3 |
3 |
6 |
10 |
14 |
18 |
19 |
19 |
17 |
11 |