| Record high, °C |
35 |
27 |
23 |
16 |
16 |
18 |
22 |
31 |
33 |
37 |
37 |
36 |
37 |
| Average high, °C |
25 |
19 |
11 |
3 |
1 |
4 |
10 |
18 |
23 |
27 |
29 |
30 |
17 |
| Average temperature, °C |
19 |
12 |
4 |
-1 |
-5 |
-1 |
4 |
11 |
16 |
21 |
24 |
24 |
11 |
| Average low, °C |
13 |
5 |
0 |
-7 |
-11 |
-7 |
-2 |
3 |
9 |
15 |
20 |
20 |
5 |
| Record low, °C |
1 |
-5 |
-12 |
-23 |
-28 |
-20 |
-11 |
-2 |
5 |
10 |
15 |
10 |
-28 |
| Rain, days |
6 |
5 |
5 |
3 |
2 |
3 |
4 |
6 |
6 |
9 |
13 |
11 |
73 |
| Snow, days |
0 |
0 |
1 |
4 |
5 |
3 |
2 |
0 |
0 |
0 |
0 |
0 |
15 |
| Fog, days |
26 |
28 |
28 |
27 |
28 |
23 |
26 |
24 |
25 |
24 |
25 |
27 |
311 |
| Thunderstorms, days |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
2 |
| Snowfall, cm. |
0 |
0 |
0 |
1 |
21 |
12 |
4 |
0 |
0 |
0 |
0 |
0 |
38 |
| Average precipitation, mm. |
148 |
43 |
45 |
26 |
21 |
25 |
44 |
83 |
92 |
140 |
356 |
253 |
1276 |
| Relative humidity, % |
80 |
76 |
78 |
78 |
76 |
77 |
73 |
71 |
69 |
74 |
83 |
81 |
76 |
| Relative humidity morning, % |
91 |
89 |
84 |
79 |
75 |
75 |
80 |
83 |
87 |
89 |
92 |
91 |
85 |
| Relative humidity evening, % |
58 |
53 |
57 |
62 |
61 |
59 |
50 |
47 |
49 |
57 |
68 |
66 |
57 |
| Wind speed, km/h |
6 |
8 |
9 |
8 |
12 |
14 |
14 |
12 |
14 |
8 |
6 |
6 |
10 |
| Day Length, часов |
13 |
12 |
11 |
10 |
10 |
11 |
12 |
14 |
15 |
15 |
15 |
14 |
13 |
| Dew point, °C |
16 |
8 |
1 |
-4 |
0 |
0 |
0 |
5 |
11 |
17 |
21 |
21 |
96 |
| Growing degree-day, °C |
267 |
60 |
0 |
0 |
0 |
0 |
0 |
8 |
181 |
325 |
448 |
465 |
1754 |
| Solar radiation, global, Mj/m2 |
15 |
13 |
10 |
9 |
10 |
13 |
16 |
20 |
20 |
18 |
14 |
15 |
14 |