| Record high, °C |
38 |
30 |
26 |
25 |
21 |
22 |
29 |
37 |
36 |
36 |
39 |
40 |
40 |
| Average high, °C |
23 |
17 |
11 |
5 |
3 |
4 |
8 |
14 |
20 |
25 |
28 |
27 |
16 |
| Average temperature, °C |
18 |
12 |
7 |
1 |
-2 |
-1 |
3 |
9 |
14 |
20 |
23 |
22 |
11 |
| Average low, °C |
13 |
6 |
2 |
-4 |
-6 |
-5 |
-1 |
4 |
9 |
14 |
18 |
17 |
5 |
| Record low, °C |
1 |
-7 |
-14 |
-23 |
-25 |
-22 |
-17 |
-10 |
-2 |
5 |
9 |
4 |
-25 |
| Rain, days |
8 |
9 |
11 |
12 |
11 |
10 |
12 |
11 |
11 |
11 |
9 |
9 |
124 |
| Snow, days |
0 |
0 |
1 |
4 |
6 |
5 |
4 |
0 |
0 |
0 |
0 |
0 |
19 |
| Fog, days |
15 |
14 |
13 |
12 |
11 |
10 |
13 |
13 |
15 |
16 |
17 |
17 |
166 |
| Thunderstorms, days |
2 |
1 |
1 |
0 |
0 |
0 |
1 |
1 |
3 |
4 |
4 |
4 |
21 |
| Snowfall, cm. |
0 |
0 |
3 |
19 |
26 |
23 |
17 |
2 |
0 |
0 |
0 |
0 |
90 |
| Average precipitation, mm. |
94 |
96 |
111 |
108 |
99 |
89 |
116 |
105 |
89 |
80 |
79 |
97 |
1163 |
| Relative humidity, % |
75 |
71 |
68 |
65 |
63 |
60 |
62 |
62 |
68 |
72 |
71 |
73 |
68 |
| Relative humidity morning, % |
83 |
81 |
78 |
74 |
71 |
71 |
71 |
70 |
73 |
76 |
78 |
81 |
76 |
| Relative humidity evening, % |
60 |
58 |
60 |
60 |
58 |
55 |
54 |
51 |
55 |
58 |
58 |
60 |
57 |
| Wind speed, km/h |
14 |
14 |
15 |
16 |
16 |
17 |
18 |
17 |
16 |
15 |
14 |
14 |
15 |
| Day Length, часов |
13 |
12 |
10 |
10 |
10 |
11 |
13 |
14 |
15 |
16 |
15 |
14 |
13 |
| Dew point, °C |
13 |
7 |
1 |
-4 |
-8 |
-7 |
-4 |
2 |
8 |
14 |
17 |
16 |
54 |
| Growing degree-day, °C |
443 |
158 |
38 |
6 |
2 |
1 |
10 |
75 |
271 |
538 |
728 |
691 |
2961 |
| Solar radiation, global, Mj/m2 |
15 |
11 |
7 |
6 |
7 |
10 |
14 |
17 |
19 |
21 |
21 |
19 |
14 |