| Record high, °C |
30 |
26 |
23 |
19 |
17 |
19 |
26 |
27 |
31 |
35 |
36 |
35 |
36 |
| Average high, °C |
19 |
14 |
7 |
3 |
2 |
5 |
10 |
14 |
19 |
21 |
24 |
23 |
13 |
| Average temperature, °C |
14 |
9 |
3 |
-1 |
-2 |
-0 |
4 |
8 |
13 |
16 |
18 |
17 |
8 |
| Average low, °C |
10 |
5 |
0 |
-3 |
-4 |
-3 |
0 |
3 |
8 |
11 |
13 |
13 |
4 |
| Record low, °C |
-1 |
-6 |
-15 |
-20 |
-23 |
-18 |
-18 |
-5 |
-2 |
3 |
5 |
4 |
-23 |
| Rain, days |
9 |
8 |
7 |
8 |
8 |
7 |
6 |
7 |
8 |
9 |
0 |
9 |
86 |
| Fog, days |
17 |
20 |
18 |
16 |
17 |
17 |
15 |
12 |
11 |
11 |
10 |
15 |
179 |
| Thunderstorms, days |
2 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
5 |
7 |
7 |
8 |
33 |
| Snowfall, cm. |
0 |
0 |
22 |
36 |
41 |
38 |
28 |
11 |
0 |
0 |
0 |
0 |
176 |
| Average precipitation, mm. |
102 |
73 |
95 |
88 |
81 |
72 |
93 |
95 |
110 |
155 |
175 |
153 |
1294 |
| Relative humidity, % |
80 |
85 |
90 |
90 |
90 |
85 |
75 |
75 |
70 |
70 |
70 |
75 |
80 |
| Relative humidity morning, % |
91 |
91 |
90 |
89 |
88 |
88 |
88 |
86 |
83 |
84 |
86 |
89 |
88 |
| Relative humidity evening, % |
58 |
61 |
70 |
76 |
71 |
62 |
53 |
49 |
48 |
53 |
54 |
55 |
59 |
| Wind speed, km/h |
6 |
6 |
5 |
5 |
5 |
5 |
6 |
7 |
7 |
7 |
7 |
6 |
6 |
| Monthly sunshine, часов |
163 |
143 |
83 |
67 |
79 |
104 |
136 |
148 |
191 |
170 |
206 |
206 |
1696 |
| Day Length, часов |
13 |
11 |
10 |
9 |
10 |
11 |
13 |
14 |
16 |
17 |
16 |
15 |
13 |
| Dew point, °C |
9 |
5 |
0 |
-2 |
-3 |
-3 |
0 |
1 |
6 |
10 |
11 |
11 |
45 |
| Growing degree-day, °C |
135 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
108 |
183 |
254 |
248 |
927 |
| Solar radiation, global, Mj/m2 |
12 |
7 |
4 |
3 |
4 |
7 |
11 |
15 |
19 |
19 |
19 |
17 |
11 |