| Record high, °C |
35 |
27 |
22 |
17 |
20 |
23 |
27 |
25 |
32 |
35 |
38 |
36 |
38 |
| Average high, °C |
24 |
19 |
13 |
8 |
8 |
10 |
13 |
17 |
22 |
25 |
28 |
27 |
18 |
| Average temperature, °C |
18 |
13 |
8 |
4 |
4 |
5 |
8 |
11 |
16 |
20 |
22 |
21 |
13 |
| Average low, °C |
12 |
7 |
4 |
0 |
0 |
1 |
3 |
6 |
10 |
14 |
16 |
16 |
7 |
| Record low, °C |
2 |
-2 |
-6 |
-8 |
-12 |
-10 |
-7 |
-2 |
1 |
6 |
10 |
8 |
-12 |
| Rain, days |
11 |
13 |
11 |
12 |
11 |
9 |
12 |
15 |
16 |
16 |
12 |
11 |
149 |
| Snow, days |
0 |
0 |
0 |
1 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
3 |
| Fog, days |
19 |
20 |
20 |
20 |
22 |
19 |
23 |
16 |
18 |
16 |
19 |
17 |
229 |
| Thunderstorms, days |
8 |
5 |
3 |
1 |
0 |
1 |
2 |
5 |
8 |
12 |
13 |
11 |
69 |
| Snowfall, cm. |
0 |
0 |
0 |
2 |
2 |
4 |
2 |
0 |
0 |
0 |
0 |
0 |
10 |
| Average precipitation, mm. |
122 |
88 |
118 |
83 |
87 |
86 |
67 |
111 |
91 |
99 |
70 |
113 |
1135 |
| Relative humidity, % |
71 |
74 |
74 |
76 |
75 |
71 |
68 |
71 |
71 |
71 |
68 |
68 |
72 |
| Relative humidity morning, % |
89 |
90 |
88 |
86 |
86 |
84 |
85 |
85 |
85 |
84 |
83 |
86 |
86 |
| Relative humidity evening, % |
56 |
62 |
64 |
69 |
65 |
58 |
57 |
57 |
56 |
56 |
51 |
52 |
59 |
| Wind speed, km/h |
12 |
16 |
14 |
16 |
14 |
17 |
16 |
16 |
14 |
12 |
12 |
12 |
14 |
| Day Length, часов |
13 |
11 |
10 |
9 |
10 |
11 |
13 |
14 |
16 |
16 |
16 |
15 |
13 |
| Dew point, °C |
13 |
9 |
3 |
0 |
0 |
0 |
2 |
6 |
11 |
14 |
16 |
16 |
90 |
| Growing degree-day, °C |
233 |
86 |
0 |
0 |
0 |
0 |
0 |
33 |
181 |
283 |
362 |
344 |
1523 |
| Solar radiation, global, Mj/m2 |
13 |
9 |
6 |
5 |
6 |
9 |
14 |
16 |
19 |
19 |
20 |
17 |
13 |