S
M
T
W
T
F
S
27
83°
66°
28
84°
64°
29
82°
66°
30
85°
72°
1
75°
67°
2
75°
57°
3
78°
55°
4
82°
52°
5
79°
49°
6
83°
47°
7
88°
51°
8
88°
55°
9
88°
54°
10
88°
55°
11
89°
61°
12
89°
69°
13
92°
70°
14
73°
67°
15
71°
54°
16
58°
38°
17
61°
33°
18
67°
34°
19
71°
40°
20
75°
47°
21
75°
50°
22
80°
46°
23
80°
47°
24
81°
46°
25
79°
48°
26
78°
49°
27
78°
53°
28
79°
61°
29
84°
61°
30
72°
58°
31
64°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Altamont
Altamont's October 2026 forecast shows daily high temperatures ranging from 64° to 72°, with overnight lows between 57° and 58°. The average high for October is 68° with an average low of 58°. 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 Altamont. See also: November | December | January.