S
M
T
W
T
F
S
27
64°
41°
28
62°
42°
29
57°
45°
30
63°
43°
1
61°
46°
2
67°
54°
3
68°
49°
4
68°
46°
5
64°
46°
6
62°
48°
7
61°
47°
8
64°
42°
9
60°
49°
10
60°
47°
11
63°
41°
12
59°
31°
13
59°
46°
14
63°
45°
15
66°
39°
16
72°
38°
17
61°
41°
18
58°
35°
19
58°
40°
20
62°
33°
21
62°
35°
22
54°
39°
23
58°
34°
24
48°
35°
25
53°
45°
26
54°
43°
27
51°
44°
28
52°
40°
29
51°
42°
30
49°
38°
31
53°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Custer
Custer's October 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for October is ° with an average low of °. 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 Custer. See also: November | December | January.