S
M
T
W
T
F
S
30
90°
61°
31
82°
61°
1
82°
67°
2
88°
63°
3
88°
67°
4
86°
69°
5
90°
66°
6
89°
59°
7
80°
59°
8
80°
58°
9
81°
65°
10
86°
64°
11
86°
60°
12
79°
58°
13
78°
57°
14
79°
64°
15
83°
58°
16
86°
55°
17
77°
55°
18
76°
56°
19
76°
55°
20
77°
55°
21
74°
54°
22
73°
55°
23
75°
54°
24
75°
59°
25
79°
60°
26
80°
60°
27
81°
55°
28
77°
60°
29
78°
60°
30
78°
56°
1
73°
57°
2
74°
53°
3
71°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Okolona
Okolona's September 2026 forecast shows daily high temperatures ranging from 71° to 90°, with overnight lows between 50° and 69°. The average high for September is 80° with an average low of 59°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Okolona. See also: October | November | December.