| Record high, °C |
28 |
22 |
18 |
15 |
15 |
16 |
18 |
25 |
28 |
30 |
35 |
34 |
35 |
| Average high, °C |
17 |
14 |
10 |
8 |
7 |
7 |
9 |
12 |
16 |
18 |
20 |
19 |
13 |
| Average temperature, °C |
14 |
11 |
8 |
5 |
5 |
5 |
7 |
9 |
12 |
15 |
17 |
16 |
10 |
| Average low, °C |
11 |
8 |
5 |
3 |
2 |
2 |
4 |
5 |
8 |
11 |
13 |
13 |
7 |
| Record low, °C |
0 |
-3 |
-5 |
-10 |
-6 |
-7 |
-5 |
-2 |
1 |
1 |
6 |
6 |
-10 |
| Rain, days |
12 |
15 |
15 |
14 |
14 |
11 |
13 |
10 |
11 |
11 |
10 |
11 |
145 |
| Snow, days |
0 |
0 |
1 |
3 |
2 |
3 |
2 |
1 |
0 |
0 |
0 |
0 |
12 |
| Fog, days |
2 |
2 |
3 |
4 |
3 |
2 |
1 |
1 |
1 |
0 |
1 |
1 |
21 |
| Thunderstorms, days |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
3 |
3 |
2 |
2 |
18 |
| Snowfall, cm. |
0 |
0 |
0 |
5 |
9 |
13 |
0 |
0 |
0 |
0 |
0 |
0 |
27 |
| Average precipitation, mm. |
69 |
79 |
70 |
68 |
59 |
44 |
46 |
43 |
53 |
52 |
65 |
77 |
725 |
| Relative humidity, % |
76 |
78 |
81 |
83 |
82 |
79 |
75 |
72 |
70 |
72 |
71 |
74 |
76 |
| Relative humidity morning, % |
89 |
89 |
87 |
88 |
87 |
88 |
87 |
87 |
85 |
86 |
87 |
90 |
88 |
| Relative humidity evening, % |
69 |
74 |
79 |
83 |
81 |
77 |
71 |
64 |
61 |
65 |
65 |
66 |
71 |
| Wind speed, km/h |
21 |
22 |
23 |
23 |
25 |
25 |
24 |
21 |
20 |
21 |
22 |
16 |
22 |
| Day Length, часов |
13 |
11 |
9 |
8 |
9 |
11 |
13 |
15 |
17 |
18 |
17 |
15 |
13 |
| Dew point, °C |
10 |
7 |
4 |
3 |
2 |
1 |
2 |
3 |
6 |
9 |
11 |
11 |
69 |
| Growing degree-day, °C |
33 |
0 |
0 |
6 |
0 |
0 |
0 |
54 |
140 |
195 |
195 |
130 |
753 |
| Solar radiation, global, Mj/m2 |
10 |
6 |
3 |
2 |
2 |
5 |
8 |
13 |
18 |
18 |
18 |
14 |
10 |