| Record high, °C |
34 |
30 |
20 |
19 |
16 |
20 |
24 |
28 |
31 |
35 |
37 |
39 |
39 |
| Average high, °C |
22 |
17 |
12 |
9 |
9 |
10 |
13 |
15 |
19 |
22 |
25 |
25 |
16 |
| Average temperature, °C |
17 |
13 |
9 |
6 |
6 |
6 |
8 |
10 |
14 |
17 |
19 |
19 |
12 |
| Average low, °C |
11 |
9 |
5 |
3 |
3 |
2 |
4 |
6 |
9 |
12 |
14 |
13 |
8 |
| Record low, °C |
3 |
-5 |
-7 |
-10 |
-15 |
-15 |
-10 |
-4 |
-0 |
3 |
7 |
5 |
-15 |
| Rain, days |
7 |
7 |
7 |
9 |
8 |
7 |
6 |
5 |
6 |
4 |
5 |
6 |
77 |
| Fog, days |
0 |
0 |
0 |
0 |
1 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
3 |
| Thunderstorms, days |
1 |
1 |
0 |
1 |
0 |
0 |
0 |
1 |
2 |
2 |
3 |
2 |
13 |
| Average precipitation, mm. |
73 |
108 |
104 |
103 |
104 |
66 |
71 |
68 |
65 |
45 |
51 |
46 |
901 |
| Relative humidity, % |
75 |
85 |
90 |
90 |
90 |
85 |
80 |
80 |
80 |
75 |
75 |
75 |
82 |
| Relative humidity morning, % |
93 |
94 |
93 |
92 |
92 |
91 |
92 |
90 |
91 |
89 |
90 |
92 |
92 |
| Relative humidity evening, % |
61 |
72 |
78 |
82 |
81 |
74 |
67 |
62 |
63 |
61 |
59 |
56 |
68 |
| Wind speed, km/h |
14 |
16 |
17 |
19 |
19 |
14 |
19 |
16 |
16 |
14 |
16 |
14 |
16 |
| Monthly sunshine, часов |
194 |
124 |
81 |
69 |
72 |
103 |
145 |
171 |
199 |
231 |
232 |
230 |
1852 |
| Day Length, часов |
13 |
11 |
10 |
9 |
10 |
11 |
13 |
14 |
16 |
16 |
16 |
15 |
13 |
| Dew point, °C |
12 |
10 |
6 |
4 |
3 |
3 |
5 |
5 |
9 |
12 |
13 |
13 |
95 |
| Growing degree-day, °C |
132 |
19 |
0 |
93 |
0 |
0 |
34 |
117 |
208 |
282 |
291 |
242 |
1418 |
| Solar radiation, global, Mj/m2 |
13 |
8 |
5 |
3 |
4 |
6 |
11 |
15 |
18 |
20 |
20 |
18 |
12 |