S
M
T
W
T
F
S
27
71°
57°
28
75°
56°
29
75°
54°
30
69°
50°
1
67°
52°
2
69°
55°
3
73°
52°
4
72°
55°
5
72°
55°
6
65°
54°
7
71°
56°
8
71°
53°
9
67°
48°
10
61°
49°
11
67°
46°
12
61°
47°
13
65°
52°
14
68°
53°
15
69°
52°
16
68°
51°
17
68°
48°
18
59°
45°
19
57°
50°
20
61°
51°
21
66°
49°
22
65°
41°
23
53°
38°
24
52°
41°
25
58°
48°
26
64°
43°
27
58°
37°
28
55°
37°
29
57°
41°
30
59°
46°
31
62°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Fort Montgomery
Fort Montgomery's October 2026 forecast shows daily high temperatures ranging from 52° to 75°, with overnight lows between 37° and 57°. The average high for October is 65° with an average low of 49°. 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 Fort Montgomery. See also: November | December | January.