| Record high, °C |
33 |
25 |
20 |
15 |
14 |
25 |
22 |
27 |
35 |
33 |
35 |
35 |
35 |
| Average high, °C |
18 |
14 |
8 |
5 |
4 |
5 |
8 |
13 |
17 |
20 |
22 |
22 |
13 |
| Average temperature, °C |
15 |
11 |
6 |
3 |
2 |
3 |
6 |
9 |
13 |
16 |
18 |
18 |
10 |
| Average low, °C |
11 |
8 |
3 |
1 |
0 |
0 |
2 |
5 |
9 |
12 |
13 |
13 |
6 |
| Record low, °C |
-2 |
-5 |
-12 |
-20 |
-23 |
-22 |
-14 |
-10 |
-3 |
0 |
2 |
1 |
-23 |
| Rain, days |
6 |
6 |
6 |
7 |
7 |
6 |
6 |
5 |
6 |
6 |
7 |
7 |
75 |
| Fog, days |
0 |
0 |
3 |
0 |
10 |
9 |
5 |
2 |
0 |
0 |
0 |
0 |
29 |
| Thunderstorms, days |
2 |
1 |
0 |
0 |
1 |
1 |
1 |
2 |
4 |
6 |
4 |
4 |
26 |
| Average precipitation, mm. |
71 |
66 |
79 |
87 |
78 |
54 |
73 |
64 |
71 |
93 |
84 |
74 |
894 |
| Relative humidity, % |
82 |
86 |
86 |
87 |
86 |
84 |
81 |
76 |
73 |
75 |
78 |
80 |
81 |
| Relative humidity morning, % |
89 |
89 |
89 |
88 |
88 |
85 |
86 |
84 |
82 |
85 |
85 |
86 |
86 |
| Relative humidity evening, % |
67 |
73 |
79 |
83 |
82 |
72 |
68 |
59 |
58 |
62 |
60 |
58 |
68 |
| Wind speed, km/h |
9 |
9 |
14 |
14 |
14 |
14 |
12 |
9 |
8 |
12 |
12 |
12 |
12 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
15 |
16 |
17 |
17 |
15 |
13 |
| Dew point, °C |
9 |
5 |
4 |
-2 |
-8 |
-4 |
1 |
2 |
5 |
11 |
12 |
11 |
46 |
| Growing degree-day, °C |
33 |
0 |
0 |
0 |
0 |
0 |
0 |
99 |
189 |
234 |
242 |
155 |
952 |
| Solar radiation, global, Mj/m2 |
10 |
6 |
3 |
2 |
3 |
5 |
9 |
13 |
17 |
17 |
17 |
15 |
10 |