Record high, °C |
30 |
25 |
18 |
20 |
17 |
17 |
25 |
26 |
30 |
33 |
35 |
37 |
37 |
Average high, °C |
21 |
15 |
7 |
3 |
2 |
4 |
10 |
14 |
19 |
23 |
25 |
25 |
14 |
Average temperature, °C |
15 |
10 |
4 |
0 |
-1 |
0 |
4 |
9 |
13 |
17 |
19 |
18 |
9 |
Average low, °C |
9 |
5 |
0 |
-2 |
-4 |
-4 |
0 |
3 |
7 |
10 |
12 |
12 |
4 |
Record low, °C |
-2 |
-8 |
-15 |
-20 |
-23 |
-20 |
-21 |
-7 |
-3 |
0 |
0 |
2 |
-23 |
Rain, days |
13 |
15 |
13 |
11 |
8 |
8 |
13 |
17 |
18 |
19 |
16 |
14 |
165 |
Snow, days |
0 |
0 |
4 |
9 |
9 |
9 |
7 |
2 |
0 |
0 |
0 |
0 |
40 |
Fog, days |
25 |
24 |
24 |
26 |
25 |
20 |
19 |
13 |
14 |
16 |
17 |
20 |
243 |
Thunderstorms, days |
5 |
3 |
1 |
1 |
0 |
0 |
1 |
2 |
7 |
11 |
10 |
9 |
50 |
Snowfall, cm. |
0 |
1 |
13 |
30 |
25 |
37 |
20 |
14 |
1 |
0 |
0 |
0 |
141 |
Average precipitation, mm. |
146 |
151 |
112 |
85 |
79 |
86 |
107 |
132 |
144 |
174 |
171 |
170 |
1557 |
Relative humidity, % |
85 |
90 |
90 |
90 |
90 |
80 |
75 |
75 |
75 |
75 |
75 |
75 |
81 |
Relative humidity morning, % |
95 |
95 |
93 |
92 |
91 |
90 |
91 |
88 |
86 |
87 |
87 |
90 |
90 |
Relative humidity evening, % |
60 |
68 |
78 |
84 |
77 |
65 |
57 |
52 |
52 |
55 |
53 |
53 |
63 |
Wind speed, km/h |
6 |
4 |
4 |
4 |
4 |
4 |
4 |
6 |
6 |
6 |
6 |
6 |
5 |
Monthly sunshine, часов |
176 |
126 |
67 |
48 |
69 |
109 |
144 |
142 |
179 |
192 |
224 |
219 |
1694 |
Day Length, часов |
13 |
11 |
10 |
9 |
10 |
11 |
13 |
14 |
16 |
16 |
16 |
15 |
13 |
Dew point, °C |
11 |
6 |
0 |
-2 |
-3 |
-3 |
0 |
2 |
7 |
11 |
13 |
13 |
55 |
Growing degree-day, °C |
142 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
86 |
192 |
258 |
258 |
936 |
Solar radiation, global, Mj/m2 |
13 |
8 |
5 |
4 |
5 |
9 |
13 |
15 |
19 |
19 |
19 |
17 |
12 |