S
M
T
W
T
F
S
27
59°
52°
28
61°
45°
29
57°
44°
30
56°
45°
1
56°
46°
2
57°
44°
3
59°
48°
4
60°
48°
5
62°
49°
6
61°
44°
7
56°
44°
8
54°
43°
9
54°
42°
10
53°
43°
11
54°
44°
12
53°
42°
13
57°
41°
14
60°
49°
15
59°
49°
16
59°
48°
17
58°
49°
18
59°
48°
19
58°
48°
20
59°
49°
21
58°
48°
22
57°
48°
23
55°
47°
24
57°
46°
25
57°
46°
26
56°
43°
27
54°
39°
28
53°
44°
29
53°
45°
30
55°
44°
31
52°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Siegen
Siegen's October 2026 forecast shows daily high temperatures ranging from 52° to 62°, with overnight lows between 39° and 52°. The average high for October is 57° with an average low of 46°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Siegen. See also: November | December | January.