| Record high, °C |
31 |
27 |
20 |
16 |
13 |
18 |
26 |
30 |
33 |
35 |
36 |
36 |
36 |
| Average high, °C |
20 |
14 |
7 |
4 |
3 |
5 |
10 |
14 |
18 |
22 |
23 |
23 |
14 |
| Average temperature, °C |
15 |
10 |
5 |
2 |
1 |
2 |
6 |
10 |
14 |
17 |
18 |
18 |
10 |
| Average low, °C |
10 |
6 |
3 |
0 |
-1 |
0 |
2 |
5 |
9 |
12 |
13 |
13 |
6 |
| Record low, °C |
1 |
-2 |
-9 |
0 |
-20 |
0 |
-12 |
-5 |
0 |
3 |
4 |
2 |
-20 |
| Rain, days |
10 |
10 |
12 |
13 |
14 |
10 |
12 |
11 |
12 |
13 |
11 |
12 |
140 |
| Snow, days |
0 |
0 |
1 |
3 |
4 |
3 |
1 |
1 |
0 |
0 |
0 |
0 |
13 |
| Fog, days |
18 |
21 |
19 |
20 |
19 |
18 |
16 |
12 |
14 |
13 |
12 |
15 |
197 |
| Thunderstorms, days |
22 |
24 |
23 |
23 |
23 |
19 |
19 |
15 |
16 |
16 |
17 |
19 |
236 |
| Snowfall, cm. |
0 |
0 |
6 |
10 |
9 |
10 |
4 |
0 |
0 |
0 |
0 |
0 |
39 |
| Average precipitation, mm. |
50 |
30 |
50 |
50 |
30 |
30 |
30 |
40 |
50 |
70 |
50 |
50 |
530 |
| Relative humidity, % |
78 |
84 |
87 |
89 |
85 |
84 |
75 |
71 |
67 |
68 |
74 |
76 |
78 |
| Relative humidity morning, % |
89 |
91 |
89 |
90 |
89 |
84 |
85 |
82 |
80 |
80 |
81 |
84 |
85 |
| Relative humidity evening, % |
64 |
73 |
79 |
83 |
81 |
73 |
69 |
61 |
58 |
59 |
58 |
58 |
68 |
| Wind speed, km/h |
6 |
6 |
8 |
6 |
8 |
8 |
8 |
6 |
6 |
6 |
4 |
6 |
7 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
14 |
16 |
17 |
17 |
15 |
13 |
| Dew point, °C |
11 |
8 |
3 |
1 |
0 |
-1 |
2 |
4 |
8 |
11 |
13 |
13 |
73 |
| Growing degree-day, °C |
158 |
17 |
0 |
0 |
0 |
0 |
0 |
0 |
129 |
217 |
276 |
267 |
1064 |
| Solar radiation, global, Mj/m2 |
11 |
6 |
3 |
2 |
3 |
6 |
9 |
13 |
17 |
18 |
18 |
15 |
10 |