| Record high, °C |
28 |
24 |
19 |
14 |
15 |
17 |
22 |
26 |
27 |
31 |
35 |
32 |
35 |
| Average high, °C |
20 |
14 |
7 |
3 |
2 |
5 |
9 |
14 |
18 |
22 |
24 |
23 |
13 |
| Average temperature, °C |
14 |
9 |
4 |
1 |
-0 |
1 |
5 |
8 |
13 |
16 |
18 |
17 |
9 |
| Average low, °C |
10 |
6 |
2 |
-1 |
-3 |
-2 |
1 |
4 |
8 |
11 |
13 |
12 |
5 |
| Record low, °C |
3 |
-1 |
-8 |
-12 |
-20 |
-14 |
-10 |
-3 |
0 |
4 |
7 |
6 |
-20 |
| Fog, days |
9 |
13 |
11 |
8 |
9 |
8 |
5 |
4 |
4 |
3 |
2 |
5 |
81 |
| Thunderstorms, days |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
2 |
3 |
2 |
10 |
| Average precipitation, mm. |
84 |
72 |
87 |
81 |
74 |
74 |
71 |
79 |
92 |
124 |
107 |
117 |
1062 |
| Relative humidity, % |
81 |
85 |
85 |
86 |
86 |
83 |
78 |
74 |
74 |
73 |
73 |
76 |
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 |
4 |
5 |
5 |
6 |
7 |
6 |
7 |
6 |
5 |
5 |
5 |
4 |
5 |
| Monthly sunshine, часов |
153 |
86 |
40 |
26 |
29 |
62 |
106 |
135 |
167 |
186 |
222 |
189 |
1401 |
| 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 |
143 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
90 |
186 |
259 |
239 |
917 |
| Atmosphere pressure, bar |
973 |
973 |
972 |
972 |
972 |
970 |
970 |
968 |
970 |
971 |
972 |
972 |
11655 |
| Solar radiation, global, Mj/m2 |
13 |
8 |
5 |
4 |
5 |
8 |
12 |
15 |
19 |
20 |
20 |
17 |
12 |