| Record high, °C |
32 |
26 |
21 |
17 |
13 |
19 |
22 |
28 |
30 |
32 |
36 |
33 |
36 |
| Average high, °C |
18 |
13 |
6 |
3 |
1 |
3 |
8 |
12 |
16 |
20 |
21 |
20 |
12 |
| Average temperature, °C |
14 |
9 |
4 |
1 |
0 |
0 |
4 |
8 |
11 |
15 |
16 |
16 |
8 |
| Average low, °C |
9 |
5 |
1 |
0 |
-3 |
-2 |
0 |
3 |
6 |
10 |
12 |
11 |
4 |
| Record low, °C |
0 |
-6 |
-11 |
-16 |
-19 |
-21 |
-13 |
-5 |
-2 |
1 |
3 |
2 |
-21 |
| Rain, days |
11 |
12 |
14 |
16 |
17 |
13 |
13 |
13 |
13 |
13 |
12 |
13 |
160 |
| Snow, days |
0 |
0 |
2 |
4 |
6 |
5 |
2 |
1 |
0 |
0 |
0 |
0 |
20 |
| Fog, days |
23 |
24 |
21 |
20 |
19 |
18 |
18 |
17 |
21 |
19 |
19 |
23 |
242 |
| Thunderstorms, days |
20 |
24 |
23 |
22 |
22 |
18 |
18 |
16 |
15 |
16 |
15 |
18 |
227 |
| Snowfall, cm. |
0 |
0 |
5 |
6 |
15 |
12 |
4 |
1 |
0 |
0 |
0 |
0 |
43 |
| Average precipitation, mm. |
63 |
49 |
52 |
64 |
59 |
51 |
47 |
46 |
52 |
67 |
60 |
75 |
685 |
| Relative humidity, % |
79 |
84 |
89 |
88 |
86 |
83 |
78 |
75 |
73 |
73 |
74 |
77 |
80 |
| Relative humidity morning, % |
80 |
83 |
81 |
83 |
80 |
78 |
82 |
80 |
82 |
81 |
78 |
79 |
81 |
| Relative humidity evening, % |
60 |
69 |
74 |
78 |
76 |
69 |
67 |
60 |
61 |
61 |
54 |
56 |
65 |
| Wind speed, km/h |
9 |
8 |
9 |
9 |
12 |
12 |
9 |
8 |
8 |
8 |
8 |
8 |
9 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
14 |
16 |
17 |
17 |
15 |
13 |
| Dew point, °C |
8 |
6 |
1 |
0 |
-2 |
-2 |
1 |
2 |
7 |
10 |
11 |
11 |
53 |
| Growing degree-day, °C |
100 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
17 |
150 |
189 |
164 |
620 |
| Solar radiation, global, Mj/m2 |
11 |
6 |
3 |
2 |
3 |
6 |
9 |
13 |
17 |
18 |
18 |
15 |
10 |