| Record high, °C |
33 |
26 |
20 |
16 |
13 |
17 |
22 |
28 |
28 |
33 |
36 |
32 |
36 |
| Average high, °C |
18 |
14 |
8 |
5 |
4 |
5 |
9 |
13 |
17 |
20 |
22 |
21 |
13 |
| Average temperature, °C |
14 |
10 |
5 |
3 |
2 |
2 |
5 |
8 |
12 |
15 |
17 |
16 |
9 |
| Average low, °C |
10 |
6 |
3 |
1 |
0 |
0 |
1 |
3 |
7 |
10 |
12 |
12 |
5 |
| Record low, °C |
2 |
-5 |
-7 |
-15 |
-12 |
-20 |
-8 |
-3 |
-2 |
2 |
5 |
5 |
-20 |
| Rain, days |
8 |
5 |
6 |
8 |
8 |
6 |
5 |
5 |
6 |
6 |
7 |
9 |
79 |
| Snow, days |
0 |
0 |
2 |
5 |
7 |
6 |
4 |
2 |
0 |
0 |
0 |
0 |
26 |
| Fog, days |
12 |
11 |
9 |
10 |
11 |
9 |
7 |
6 |
7 |
6 |
6 |
8 |
102 |
| Thunderstorms, days |
2 |
2 |
2 |
1 |
1 |
1 |
1 |
1 |
4 |
4 |
4 |
4 |
27 |
| Average precipitation, mm. |
70 |
40 |
50 |
60 |
60 |
50 |
40 |
30 |
50 |
50 |
70 |
70 |
640 |
| Relative humidity, % |
80 |
85 |
88 |
90 |
89 |
88 |
81 |
75 |
73 |
74 |
76 |
78 |
81 |
| Relative humidity morning, % |
93 |
93 |
90 |
90 |
90 |
89 |
91 |
89 |
85 |
85 |
86 |
90 |
89 |
| Relative humidity evening, % |
64 |
72 |
80 |
85 |
83 |
72 |
67 |
58 |
56 |
58 |
58 |
57 |
68 |
| Wind speed, km/h |
9 |
9 |
9 |
12 |
12 |
14 |
19 |
16 |
14 |
14 |
16 |
14 |
13 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
15 |
16 |
17 |
17 |
15 |
13 |
| Dew point, °C |
10 |
7 |
3 |
2 |
0 |
0 |
1 |
3 |
7 |
10 |
12 |
12 |
67 |
| Growing degree-day, °C |
142 |
17 |
0 |
0 |
0 |
0 |
0 |
0 |
78 |
167 |
233 |
224 |
860 |
| Solar radiation, global, Mj/m2 |
10 |
6 |
3 |
2 |
3 |
5 |
9 |
13 |
18 |
18 |
18 |
16 |
10 |