| Record high, °C |
27 |
21 |
20 |
11 |
8 |
15 |
17 |
26 |
28 |
32 |
32 |
30 |
32 |
| Average high, °C |
15 |
10 |
3 |
0 |
-1 |
-1 |
2 |
8 |
15 |
18 |
20 |
20 |
9 |
| Average temperature, °C |
12 |
7 |
2 |
-1 |
-3 |
-3 |
0 |
5 |
11 |
15 |
17 |
16 |
7 |
| Average low, °C |
8 |
5 |
0 |
-3 |
-5 |
-6 |
-2 |
1 |
7 |
11 |
13 |
12 |
3 |
| Record low, °C |
-2 |
-7 |
-16 |
-31 |
-31 |
-34 |
-21 |
-6 |
-2 |
0 |
6 |
3 |
-34 |
| Fog, days |
24 |
26 |
26 |
27 |
27 |
25 |
27 |
25 |
23 |
23 |
24 |
25 |
302 |
| Thunderstorms, days |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
2 |
3 |
2 |
9 |
| Average precipitation, mm. |
60 |
50 |
50 |
30 |
30 |
20 |
20 |
30 |
40 |
50 |
70 |
60 |
510 |
| Relative humidity, % |
80 |
85 |
90 |
90 |
90 |
85 |
80 |
70 |
70 |
75 |
75 |
75 |
80 |
| Relative humidity morning, % |
90 |
88 |
88 |
88 |
87 |
86 |
87 |
86 |
83 |
88 |
90 |
91 |
88 |
| Relative humidity evening, % |
69 |
74 |
83 |
85 |
83 |
78 |
70 |
61 |
56 |
61 |
65 |
65 |
71 |
| Wind speed, km/h |
17 |
17 |
19 |
19 |
19 |
17 |
17 |
16 |
16 |
16 |
17 |
16 |
17 |
| Monthly sunshine, часов |
153 |
93 |
39 |
22 |
31 |
62 |
127 |
183 |
264 |
288 |
264 |
229 |
1754 |
| Day Length, часов |
13 |
11 |
9 |
8 |
8 |
10 |
13 |
15 |
18 |
19 |
18 |
16 |
13 |
| Dew point, °C |
8 |
4 |
0 |
-3 |
-6 |
-6 |
-3 |
0 |
5 |
10 |
12 |
12 |
33 |
| Growing degree-day, °C |
58 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
43 |
150 |
215 |
198 |
665 |
| Solar radiation, global, Mj/m2 |
10 |
5 |
2 |
1 |
2 |
5 |
9 |
14 |
20 |
21 |
20 |
16 |
11 |