| Record high, °C |
35 |
27 |
22 |
18 |
17 |
25 |
23 |
28 |
33 |
33 |
37 |
36 |
37 |
| Average high, °C |
25 |
18 |
14 |
8 |
7 |
8 |
13 |
18 |
22 |
26 |
28 |
28 |
18 |
| Average temperature, °C |
19 |
13 |
9 |
4 |
3 |
4 |
8 |
12 |
16 |
20 |
22 |
22 |
13 |
| Average low, °C |
14 |
8 |
4 |
1 |
0 |
0 |
3 |
7 |
11 |
15 |
17 |
16 |
8 |
| Record low, °C |
5 |
-2 |
-5 |
-7 |
0 |
-9 |
-7 |
-2 |
0 |
6 |
9 |
8 |
-9 |
| Rain, days |
9 |
0 |
9 |
9 |
7 |
8 |
7 |
8 |
9 |
9 |
9 |
9 |
93 |
| Snow, days |
0 |
0 |
0 |
1 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
3 |
| Fog, days |
19 |
20 |
20 |
20 |
22 |
19 |
23 |
16 |
18 |
16 |
19 |
17 |
229 |
| Thunderstorms, days |
8 |
5 |
3 |
1 |
0 |
1 |
2 |
5 |
8 |
12 |
13 |
11 |
69 |
| Snowfall, cm. |
0 |
0 |
0 |
2 |
2 |
4 |
2 |
0 |
0 |
0 |
0 |
0 |
10 |
| Average precipitation, mm. |
160 |
170 |
120 |
90 |
60 |
80 |
110 |
130 |
150 |
170 |
120 |
120 |
1480 |
| Relative humidity, % |
68 |
70 |
73 |
73 |
70 |
69 |
68 |
65 |
69 |
66 |
64 |
65 |
68 |
| Relative humidity morning, % |
89 |
90 |
88 |
86 |
86 |
84 |
85 |
85 |
85 |
84 |
83 |
86 |
86 |
| Relative humidity evening, % |
56 |
62 |
64 |
69 |
65 |
58 |
57 |
57 |
56 |
56 |
51 |
52 |
59 |
| Wind speed, km/h |
12 |
16 |
14 |
16 |
14 |
17 |
16 |
16 |
14 |
12 |
12 |
12 |
14 |
| Day Length, часов |
13 |
11 |
10 |
9 |
10 |
11 |
13 |
14 |
16 |
16 |
16 |
15 |
13 |
| Dew point, °C |
13 |
7 |
4 |
0 |
-2 |
-1 |
2 |
6 |
10 |
13 |
14 |
14 |
80 |
| Growing degree-day, °C |
300 |
121 |
0 |
0 |
0 |
0 |
0 |
100 |
224 |
317 |
396 |
388 |
1845 |
| Solar radiation, global, Mj/m2 |
13 |
9 |
6 |
5 |
6 |
9 |
14 |
16 |
19 |
19 |
20 |
17 |
13 |