| Record high, °C |
28 |
24 |
19 |
14 |
15 |
17 |
22 |
26 |
27 |
31 |
35 |
32 |
35 |
| Average high, °C |
19 |
13 |
7 |
3 |
2 |
4 |
8 |
12 |
17 |
20 |
23 |
22 |
13 |
| Average temperature, °C |
13 |
9 |
3 |
0 |
-1 |
0 |
4 |
7 |
12 |
15 |
17 |
16 |
8 |
| Average low, °C |
8 |
5 |
-0 |
-3 |
-5 |
-4 |
-1 |
2 |
6 |
9 |
11 |
11 |
3 |
| Record low, °C |
3 |
-1 |
-8 |
-12 |
-20 |
-14 |
-10 |
-3 |
0 |
4 |
7 |
6 |
-20 |
| Fog, days |
21 |
22 |
21 |
19 |
20 |
19 |
17 |
16 |
14 |
14 |
17 |
21 |
221 |
| Thunderstorms, days |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
2 |
3 |
2 |
10 |
| Average precipitation, mm. |
95 |
76 |
91 |
83 |
78 |
77 |
76 |
89 |
111 |
122 |
112 |
116 |
1126 |
| Relative humidity, % |
79 |
85 |
85 |
86 |
86 |
82 |
76 |
73 |
72 |
73 |
72 |
75 |
79 |
| Relative humidity morning, % |
90 |
91 |
89 |
87 |
87 |
87 |
84 |
83 |
84 |
85 |
86 |
88 |
87 |
| Relative humidity evening, % |
61 |
69 |
76 |
78 |
76 |
69 |
59 |
55 |
55 |
56 |
55 |
55 |
64 |
| Wind speed, km/h |
5 |
5 |
6 |
7 |
7 |
7 |
7 |
7 |
6 |
6 |
6 |
5 |
6 |
| Monthly sunshine, часов |
149 |
93 |
48 |
29 |
36 |
63 |
110 |
133 |
163 |
175 |
209 |
183 |
1391 |
| Day Length, часов |
13 |
11 |
10 |
9 |
10 |
11 |
13 |
14 |
16 |
17 |
16 |
15 |
13 |
| Dew point, °C |
10 |
6 |
1 |
0 |
-2 |
-2 |
0 |
2 |
6 |
10 |
12 |
12 |
55 |
| Growing degree-day, °C |
105 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
47 |
147 |
217 |
200 |
715 |
| Atmosphere pressure, bar |
956 |
956 |
954 |
954 |
954 |
953 |
953 |
951 |
953 |
955 |
956 |
955 |
11449 |
| Solar radiation, global, Mj/m2 |
13 |
8 |
5 |
4 |
5 |
8 |
12 |
15 |
19 |
20 |
20 |
17 |
12 |