S
M
T
W
T
F
S
30
94°
70°
31
93°
71°
1
94°
70°
2
94°
71°
3
93°
71°
4
94°
70°
5
94°
67°
6
93°
65°
7
87°
61°
8
88°
64°
9
87°
67°
10
90°
66°
11
89°
58°
12
82°
63°
13
80°
66°
14
84°
66°
15
91°
56°
16
90°
56°
17
78°
55°
18
77°
56°
19
77°
54°
20
78°
53°
21
77°
54°
22
77°
54°
23
78°
55°
24
78°
54°
25
79°
61°
26
80°
60°
27
83°
62°
28
84°
59°
29
83°
52°
30
77°
53°
1
76°
52°
2
75°
50°
3
74°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Mannford
Mannford's September 2026 forecast shows daily high temperatures ranging from 74° to 94°, with overnight lows between 50° and 71°. The average high for September is 84° with an average low of 61°. 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 Mannford. See also: October | November | December.