S
M
T
W
T
F
S
27
89°
64°
28
89°
60°
29
81°
66°
30
84°
63°
1
77°
57°
2
63°
58°
3
74°
58°
4
77°
59°
5
79°
59°
6
82°
59°
7
84°
58°
8
84°
56°
9
84°
55°
10
83°
59°
11
87°
64°
12
89°
63°
13
88°
66°
14
76°
64°
15
67°
54°
16
55°
38°
17
59°
34°
18
66°
40°
19
73°
45°
20
76°
51°
21
79°
55°
22
79°
54°
23
77°
56°
24
74°
63°
25
71°
60°
26
67°
57°
27
71°
57°
28
76°
58°
29
76°
58°
30
70°
55°
31
69°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Post
Post's October 2026 forecast shows daily high temperatures ranging from 67° to 76°, with overnight lows between 45° and 63°. The average high for October is 72° with an average low of 57°. 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 Post. See also: November | December | January.