S
M
T
W
T
F
S
27
94°
72°
28
90°
67°
29
94°
70°
30
92°
73°
1
78°
69°
2
74°
65°
3
70°
63°
4
80°
57°
5
81°
50°
6
83°
51°
7
83°
55°
8
84°
56°
9
83°
54°
10
81°
57°
11
76°
54°
12
76°
52°
13
77°
51°
14
83°
59°
15
72°
55°
16
77°
57°
17
77°
56°
18
79°
53°
19
70°
51°
20
70°
47°
21
68°
50°
22
73°
56°
23
77°
56°
24
75°
55°
25
75°
55°
26
70°
54°
27
73°
54°
28
75°
53°
29
68°
47°
30
68°
52°
31
71°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in McAlester
McAlester's October 2026 forecast shows daily high temperatures ranging from 68° to 84°, with overnight lows between 47° and 69°. The average high for October is 76° with an average low of 55°. 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 McAlester. See also: November | December | January.