S
M
T
W
T
F
S
27
52°
34°
28
40°
31°
29
33°
30°
30
34°
29°
1
33°
26°
2
31°
27°
3
31°
27°
4
31°
24°
5
33°
28°
6
32°
28°
7
28°
22°
8
23°
19°
9
28°
19°
10
38°
26°
11
37°
29°
12
34°
29°
13
35°
28°
14
28°
19°
15
25°
24°
16
31°
24°
17
31°
20°
18
27°
9°
19
19°
15°
20
31°
24°
21
33°
20°
22
17°
11°
23
18°
2°
24
19°
3°
25
29°
14°
26
21°
10°
27
22°
7°
28
9°
-11°
29
21°
8°
30
20°
7°
31
19°
-7°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Fort McPherson
Fort McPherson's October 2026 forecast shows daily high temperatures ranging from 9° to 33°, with overnight lows between -11° and 24°. The average high for October is 23° with an average low of 11°. 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 McPherson. See also: November | December | January.