| Record high, °C |
34 |
27 |
19 |
14 |
13 |
18 |
22 |
26 |
34 |
33 |
35 |
37 |
37 |
| Average high, °C |
20 |
15 |
9 |
6 |
6 |
7 |
10 |
14 |
19 |
21 |
23 |
24 |
14 |
| Average temperature, °C |
14 |
10 |
6 |
4 |
3 |
3 |
6 |
8 |
13 |
16 |
18 |
18 |
10 |
| Average low, °C |
9 |
6 |
3 |
1 |
-1 |
-1 |
1 |
3 |
7 |
10 |
12 |
12 |
5 |
| Record low, °C |
0 |
-5 |
-12 |
-16 |
-21 |
-18 |
-11 |
-3 |
-1 |
1 |
6 |
0 |
-21 |
| Rain, days |
6 |
6 |
6 |
7 |
4 |
4 |
5 |
4 |
4 |
6 |
7 |
7 |
66 |
| Snow, days |
0 |
0 |
2 |
5 |
7 |
7 |
4 |
2 |
0 |
0 |
0 |
0 |
27 |
| Fog, days |
12 |
11 |
9 |
10 |
11 |
9 |
7 |
6 |
7 |
6 |
6 |
8 |
102 |
| Thunderstorms, days |
2 |
1 |
0 |
0 |
0 |
1 |
1 |
1 |
4 |
5 |
4 |
4 |
23 |
| Average precipitation, mm. |
67 |
66 |
76 |
80 |
72 |
57 |
73 |
51 |
64 |
85 |
69 |
63 |
822 |
| Relative humidity, % |
75 |
80 |
84 |
80 |
87 |
83 |
78 |
68 |
68 |
69 |
71 |
72 |
76 |
| Relative humidity morning, % |
95 |
94 |
93 |
92 |
92 |
91 |
91 |
91 |
92 |
94 |
94 |
95 |
93 |
| Relative humidity evening, % |
69 |
74 |
81 |
85 |
84 |
76 |
72 |
62 |
62 |
66 |
63 |
62 |
71 |
| Wind speed, km/h |
16 |
14 |
19 |
17 |
20 |
19 |
17 |
16 |
12 |
12 |
12 |
12 |
16 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
15 |
16 |
17 |
17 |
15 |
13 |
| Dew point, °C |
10 |
6 |
1 |
-1 |
-1 |
0 |
0 |
2 |
6 |
10 |
11 |
12 |
56 |
| Growing degree-day, °C |
128 |
10 |
0 |
0 |
0 |
0 |
0 |
0 |
93 |
168 |
240 |
233 |
871 |
| Solar radiation, global, Mj/m2 |
10 |
6 |
3 |
2 |
3 |
5 |
9 |
13 |
18 |
18 |
18 |
16 |
10 |