S
M
T
W
T
F
S
30
88°
69°
31
94°
71°
1
95°
73°
2
94°
74°
3
96°
75°
4
96°
75°
5
94°
72°
6
83°
68°
7
83°
60°
8
88°
69°
9
83°
63°
10
79°
54°
11
83°
63°
12
84°
61°
13
80°
62°
14
76°
56°
15
77°
55°
16
75°
53°
17
77°
58°
18
75°
54°
19
74°
50°
20
77°
51°
21
78°
56°
22
75°
55°
23
77°
55°
24
79°
54°
25
80°
56°
26
80°
56°
27
79°
55°
28
80°
57°
29
79°
56°
30
77°
55°
1
74°
49°
2
65°
44°
3
64°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Dunlap
Dunlap's September 2026 forecast shows daily high temperatures ranging from 64° to 88°, with overnight lows between 41° and 69°. The average high for September is 78° 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 September weather will actually feel in Dunlap. See also: October | November | December.