| Record high, °C |
28 |
25 |
20 |
15 |
13 |
16 |
20 |
26 |
29 |
31 |
32 |
33 |
33 |
| Average high, °C |
17 |
13 |
9 |
6 |
5 |
5 |
8 |
11 |
16 |
18 |
20 |
21 |
12 |
| Average temperature, °C |
14 |
11 |
6 |
5 |
3 |
3 |
6 |
8 |
12 |
15 |
17 |
17 |
10 |
| Average low, °C |
10 |
7 |
4 |
2 |
1 |
0 |
2 |
3 |
7 |
11 |
13 |
12 |
6 |
| Record low, °C |
1 |
-2 |
-6 |
-12 |
-15 |
-12 |
-8 |
-5 |
0 |
2 |
5 |
5 |
-15 |
| Rain, days |
20 |
21 |
22 |
23 |
22 |
15 |
21 |
18 |
18 |
18 |
19 |
18 |
235 |
| Snow, days |
0 |
0 |
2 |
4 |
6 |
5 |
3 |
2 |
0 |
0 |
0 |
0 |
22 |
| Fog, days |
21 |
21 |
19 |
21 |
20 |
19 |
20 |
19 |
21 |
21 |
20 |
22 |
244 |
| Thunderstorms, days |
3 |
2 |
2 |
1 |
1 |
1 |
1 |
1 |
3 |
4 |
4 |
4 |
27 |
| Average precipitation, mm. |
75 |
84 |
83 |
77 |
70 |
44 |
66 |
43 |
53 |
68 |
71 |
68 |
802 |
| Relative humidity, % |
85 |
85 |
90 |
90 |
90 |
85 |
85 |
80 |
80 |
80 |
80 |
80 |
84 |
| Relative humidity morning, % |
94 |
93 |
91 |
91 |
91 |
90 |
91 |
91 |
88 |
89 |
89 |
92 |
91 |
| Relative humidity evening, % |
72 |
77 |
84 |
87 |
86 |
78 |
74 |
68 |
65 |
68 |
68 |
66 |
74 |
| Wind speed, km/h |
14 |
16 |
17 |
19 |
19 |
17 |
17 |
16 |
16 |
16 |
16 |
16 |
17 |
| Day Length, часов |
13 |
11 |
9 |
9 |
9 |
11 |
13 |
15 |
16 |
17 |
17 |
15 |
13 |
| Dew point, °C |
11 |
8 |
5 |
3 |
1 |
0 |
3 |
4 |
8 |
11 |
13 |
13 |
80 |
| Growing degree-day, °C |
125 |
26 |
0 |
0 |
0 |
0 |
0 |
0 |
60 |
150 |
215 |
215 |
792 |
| Solar radiation, global, Mj/m2 |
11 |
6 |
3 |
2 |
3 |
5 |
9 |
15 |
20 |
20 |
20 |
17 |
11 |