| Record high, °C |
29 |
25 |
13 |
10 |
10 |
14 |
16 |
21 |
25 |
30 |
34 |
34 |
34 |
| Average high, °C |
25 |
18 |
9 |
6 |
5 |
9 |
12 |
16 |
20 |
25 |
30 |
30 |
17 |
| Average temperature, °C |
16 |
10 |
4 |
1 |
1 |
3 |
6 |
9 |
13 |
17 |
21 |
21 |
10 |
| Average low, °C |
7 |
2 |
-1 |
-4 |
-4 |
-3 |
-1 |
1 |
5 |
8 |
11 |
11 |
3 |
| Record low, °C |
4 |
-1 |
-9 |
-10 |
-13 |
-10 |
-3 |
-1 |
2 |
5 |
8 |
7 |
-13 |
| Rain, days |
4 |
8 |
12 |
14 |
13 |
11 |
12 |
9 |
8 |
5 |
2 |
2 |
100 |
| Snow, days |
0 |
0 |
0 |
2 |
1 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
5 |
| Fog, days |
2 |
11 |
20 |
22 |
20 |
13 |
6 |
2 |
2 |
1 |
0 |
1 |
100 |
| Thunderstorms, days |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
2 |
2 |
2 |
1 |
9 |
| Snowfall, cm. |
0 |
0 |
1 |
3 |
11 |
5 |
2 |
0 |
0 |
0 |
0 |
0 |
21 |
| Average precipitation, mm. |
17 |
20 |
28 |
25 |
22 |
16 |
25 |
31 |
42 |
29 |
16 |
16 |
287 |
| Relative humidity, % |
52 |
66 |
83 |
86 |
84 |
75 |
71 |
66 |
60 |
54 |
47 |
47 |
66 |
| Relative humidity morning, % |
78 |
89 |
92 |
92 |
91 |
90 |
88 |
83 |
76 |
70 |
64 |
69 |
82 |
| Relative humidity evening, % |
31 |
45 |
67 |
77 |
71 |
59 |
50 |
44 |
39 |
34 |
26 |
27 |
48 |
| Wind speed, km/h |
7 |
5 |
5 |
6 |
6 |
7 |
8 |
8 |
9 |
9 |
9 |
8 |
7 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
13 |
14 |
15 |
16 |
16 |
14 |
13 |
| Dew point, °C |
7 |
5 |
4 |
1 |
1 |
2 |
3 |
4 |
6 |
8 |
10 |
9 |
60 |
| Growing degree-day, °C |
178 |
12 |
0 |
0 |
0 |
0 |
0 |
0 |
78 |
202 |
329 |
326 |
1124 |
| Solar radiation, global, Mj/m2 |
19 |
13 |
7 |
6 |
7 |
10 |
14 |
18 |
22 |
27 |
28 |
25 |
16 |