| Record high, °C |
34 |
28 |
19 |
17 |
16 |
20 |
24 |
28 |
31 |
37 |
37 |
39 |
39 |
| Average high, °C |
20 |
16 |
10 |
7 |
6 |
7 |
11 |
14 |
18 |
21 |
24 |
24 |
15 |
| Average temperature, °C |
15 |
12 |
7 |
4 |
4 |
4 |
7 |
9 |
13 |
16 |
18 |
18 |
11 |
| Average low, °C |
10 |
8 |
4 |
2 |
1 |
1 |
3 |
5 |
8 |
11 |
13 |
13 |
6 |
| Record low, °C |
-1 |
-5 |
-11 |
-16 |
-20 |
-17 |
-12 |
-5 |
-2 |
1 |
4 |
4 |
-20 |
| Rain, days |
5 |
6 |
6 |
7 |
6 |
5 |
5 |
5 |
5 |
6 |
6 |
6 |
68 |
| Fog, days |
15 |
17 |
16 |
16 |
16 |
16 |
14 |
14 |
14 |
13 |
14 |
15 |
180 |
| Thunderstorms, days |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
3 |
2 |
2 |
2 |
12 |
| Snowfall, cm. |
0 |
0 |
0 |
0 |
0 |
8 |
27 |
0 |
0 |
0 |
0 |
0 |
35 |
| Average precipitation, mm. |
54 |
64 |
56 |
69 |
58 |
46 |
53 |
49 |
59 |
57 |
54 |
52 |
669 |
| Relative humidity, % |
82 |
87 |
90 |
91 |
89 |
87 |
81 |
76 |
76 |
77 |
77 |
80 |
83 |
| Relative humidity morning, % |
96 |
96 |
95 |
93 |
93 |
91 |
92 |
91 |
92 |
93 |
93 |
94 |
93 |
| Relative humidity evening, % |
69 |
78 |
84 |
87 |
84 |
77 |
70 |
64 |
66 |
67 |
63 |
62 |
73 |
| Wind speed, km/h |
16 |
14 |
14 |
20 |
20 |
14 |
20 |
17 |
16 |
16 |
16 |
14 |
16 |
| Monthly sunshine, часов |
162 |
112 |
67 |
53 |
65 |
77 |
124 |
172 |
199 |
212 |
217 |
210 |
1669 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
14 |
16 |
17 |
16 |
15 |
13 |
| Dew point, °C |
11 |
7 |
4 |
3 |
1 |
1 |
2 |
5 |
7 |
10 |
12 |
12 |
75 |
| Growing degree-day, °C |
150 |
17 |
0 |
0 |
0 |
0 |
0 |
0 |
86 |
167 |
233 |
224 |
876 |
| Solar radiation, global, Mj/m2 |
11 |
7 |
4 |
3 |
3 |
6 |
10 |
14 |
18 |
19 |
19 |
17 |
11 |