| Record high, °C |
32 |
26 |
20 |
16 |
14 |
19 |
24 |
27 |
31 |
36 |
39 |
36 |
39 |
| Average high, °C |
22 |
15 |
8 |
3 |
2 |
5 |
10 |
15 |
20 |
23 |
26 |
25 |
15 |
| Average temperature, °C |
15 |
9 |
4 |
0 |
-2 |
0 |
4 |
8 |
13 |
16 |
19 |
18 |
9 |
| Average low, °C |
8 |
4 |
0 |
-3 |
-6 |
-5 |
-1 |
2 |
7 |
10 |
12 |
11 |
3 |
| Record low, °C |
-1 |
-11 |
-12 |
-23 |
-29 |
-31 |
-22 |
-9 |
-3 |
0 |
4 |
2 |
-31 |
| Rain, days |
9 |
9 |
8 |
8 |
6 |
5 |
6 |
7 |
7 |
9 |
9 |
9 |
92 |
| Snow, days |
0 |
0 |
3 |
6 |
6 |
6 |
5 |
2 |
0 |
0 |
0 |
0 |
28 |
| Fog, days |
24 |
24 |
23 |
24 |
25 |
22 |
22 |
18 |
17 |
17 |
21 |
24 |
261 |
| Thunderstorms, days |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
3 |
5 |
5 |
3 |
18 |
| Snowfall, cm. |
0 |
1 |
13 |
30 |
25 |
37 |
20 |
14 |
1 |
0 |
0 |
0 |
141 |
| Average precipitation, mm. |
120 |
130 |
100 |
70 |
50 |
40 |
60 |
80 |
120 |
110 |
110 |
110 |
1100 |
| Relative humidity, % |
79 |
84 |
89 |
88 |
87 |
81 |
77 |
73 |
73 |
73 |
74 |
75 |
79 |
| Relative humidity morning, % |
95 |
94 |
94 |
93 |
91 |
93 |
92 |
90 |
87 |
87 |
90 |
93 |
92 |
| Relative humidity evening, % |
62 |
66 |
76 |
84 |
74 |
68 |
59 |
54 |
55 |
62 |
56 |
58 |
65 |
| Wind speed, km/h |
6 |
6 |
8 |
8 |
8 |
8 |
6 |
6 |
6 |
6 |
6 |
6 |
7 |
| Monthly sunshine, часов |
176 |
126 |
67 |
48 |
69 |
109 |
144 |
142 |
179 |
192 |
224 |
219 |
1694 |
| Day Length, часов |
13 |
11 |
10 |
9 |
10 |
11 |
13 |
14 |
16 |
16 |
16 |
15 |
13 |
| Dew point, °C |
10 |
6 |
0 |
-3 |
-5 |
-3 |
0 |
1 |
7 |
11 |
12 |
12 |
48 |
| Growing degree-day, °C |
158 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
121 |
217 |
284 |
267 |
1047 |
| Solar radiation, global, Mj/m2 |
13 |
8 |
5 |
4 |
5 |
9 |
13 |
15 |
19 |
19 |
19 |
17 |
12 |