| Record high, °C |
29 |
25 |
17 |
15 |
15 |
16 |
21 |
24 |
29 |
31 |
32 |
35 |
35 |
| Average high, °C |
19 |
15 |
11 |
8 |
7 |
8 |
11 |
14 |
17 |
20 |
23 |
23 |
15 |
| Average temperature, °C |
14 |
11 |
7 |
5 |
4 |
4 |
7 |
9 |
12 |
15 |
17 |
17 |
10 |
| Average low, °C |
9 |
7 |
4 |
2 |
1 |
1 |
3 |
4 |
7 |
9 |
11 |
12 |
6 |
| Record low, °C |
0 |
-4 |
-6 |
-8 |
-7 |
-9 |
-8 |
-4 |
0 |
2 |
5 |
5 |
-9 |
| Rain, days |
9 |
11 |
12 |
12 |
12 |
9 |
10 |
9 |
9 |
8 |
9 |
8 |
116 |
| Snow, days |
0 |
0 |
0 |
1 |
1 |
2 |
1 |
1 |
0 |
0 |
0 |
0 |
6 |
| Fog, days |
4 |
3 |
4 |
4 |
3 |
3 |
4 |
2 |
2 |
1 |
1 |
2 |
33 |
| Thunderstorms, days |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
2 |
1 |
6 |
| Snowfall, cm. |
0 |
0 |
0 |
5 |
9 |
5 |
1 |
1 |
0 |
0 |
0 |
0 |
21 |
| Average precipitation, mm. |
69 |
82 |
85 |
84 |
84 |
57 |
61 |
49 |
48 |
50 |
42 |
53 |
764 |
| Relative humidity, % |
74 |
79 |
82 |
83 |
82 |
79 |
75 |
71 |
69 |
70 |
70 |
71 |
75 |
| Relative humidity morning, % |
90 |
89 |
88 |
88 |
87 |
87 |
87 |
85 |
84 |
85 |
86 |
89 |
87 |
| Relative humidity evening, % |
65 |
72 |
75 |
79 |
76 |
72 |
68 |
59 |
59 |
61 |
61 |
62 |
67 |
| Wind speed, km/h |
10 |
11 |
10 |
11 |
13 |
12 |
12 |
12 |
11 |
10 |
10 |
10 |
11 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
15 |
16 |
17 |
17 |
15 |
13 |
| Dew point, °C |
11 |
8 |
5 |
4 |
2 |
2 |
3 |
3 |
7 |
10 |
12 |
12 |
79 |
| Growing degree-day, °C |
30 |
0 |
0 |
6 |
0 |
0 |
0 |
60 |
149 |
210 |
217 |
136 |
808 |
| Solar radiation, global, Mj/m2 |
10 |
6 |
4 |
2 |
3 |
5 |
8 |
13 |
16 |
17 |
17 |
15 |
10 |