| Record high, °C |
30 |
25 |
18 |
14 |
13 |
14 |
18 |
22 |
26 |
30 |
31 |
31 |
31 |
| Average high, °C |
17 |
14 |
10 |
7 |
7 |
7 |
10 |
12 |
16 |
18 |
20 |
20 |
13 |
| Average temperature, °C |
13 |
10 |
6 |
4 |
4 |
4 |
6 |
8 |
11 |
14 |
16 |
16 |
9 |
| Average low, °C |
9 |
7 |
3 |
1 |
1 |
1 |
2 |
4 |
7 |
9 |
12 |
11 |
6 |
| Record low, °C |
-1 |
-7 |
-11 |
-20 |
0 |
-23 |
-17 |
-13 |
-7 |
-1 |
0 |
0 |
-23 |
| Rain, days |
7 |
8 |
7 |
8 |
8 |
7 |
5 |
5 |
6 |
6 |
7 |
8 |
82 |
| Snow, days |
0 |
0 |
1 |
5 |
4 |
5 |
3 |
2 |
0 |
0 |
0 |
0 |
20 |
| Fog, days |
3 |
2 |
4 |
6 |
3 |
3 |
1 |
1 |
1 |
1 |
2 |
3 |
30 |
| Thunderstorms, days |
1 |
1 |
0 |
0 |
1 |
1 |
1 |
1 |
3 |
2 |
1 |
1 |
13 |
| Snowfall, cm. |
0 |
0 |
0 |
5 |
9 |
13 |
0 |
0 |
0 |
0 |
0 |
0 |
27 |
| Average precipitation, mm. |
70 |
80 |
80 |
70 |
80 |
60 |
40 |
40 |
60 |
60 |
80 |
80 |
800 |
| Relative humidity, % |
84 |
86 |
88 |
88 |
87 |
86 |
82 |
79 |
76 |
76 |
80 |
83 |
83 |
| Relative humidity morning, % |
89 |
89 |
87 |
87 |
87 |
86 |
86 |
85 |
82 |
84 |
86 |
88 |
86 |
| Relative humidity evening, % |
65 |
72 |
77 |
80 |
79 |
74 |
67 |
60 |
57 |
61 |
60 |
61 |
68 |
| Wind speed, km/h |
12 |
14 |
14 |
15 |
16 |
16 |
16 |
13 |
13 |
12 |
12 |
12 |
14 |
| Day Length, часов |
13 |
11 |
9 |
8 |
9 |
11 |
13 |
15 |
17 |
18 |
17 |
15 |
13 |
| Dew point, °C |
11 |
7 |
3 |
2 |
2 |
2 |
3 |
3 |
5 |
9 |
11 |
12 |
70 |
| Growing degree-day, °C |
125 |
17 |
0 |
0 |
0 |
0 |
0 |
0 |
60 |
150 |
207 |
198 |
757 |
| Solar radiation, global, Mj/m2 |
10 |
6 |
3 |
2 |
2 |
5 |
8 |
12 |
16 |
16 |
16 |
14 |
9 |