S
M
T
W
T
F
S
27
78°
40°
28
72°
38°
29
68°
40°
30
73°
37°
1
69°
30°
2
65°
29°
3
65°
32°
4
64°
33°
5
63°
29°
6
62°
29°
7
65°
28°
8
64°
30°
9
65°
31°
10
63°
31°
11
64°
27°
12
60°
27°
13
58°
28°
14
59°
25°
15
58°
25°
16
58°
28°
17
63°
34°
18
66°
34°
19
67°
35°
20
63°
34°
21
65°
32°
22
61°
35°
23
65°
34°
24
67°
34°
25
66°
35°
26
64°
35°
27
57°
34°
28
61°
34°
29
58°
33°
30
56°
32°
31
52°
28°
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 52° to 78°, with overnight lows between 25° and 40°. The average high for October is 64° with an average low of 32°. 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.