S
M
T
W
T
F
S
30
95°
72°
31
94°
71°
1
93°
70°
2
93°
71°
3
94°
70°
4
93°
70°
5
93°
69°
6
92°
69°
7
92°
68°
8
91°
69°
9
93°
69°
10
93°
68°
11
92°
70°
12
93°
69°
13
92°
69°
14
92°
65°
15
92°
66°
16
90°
65°
17
91°
66°
18
92°
58°
19
86°
55°
20
81°
55°
21
83°
56°
22
87°
59°
23
87°
62°
24
88°
62°
25
87°
61°
26
87°
60°
27
86°
59°
28
86°
54°
29
77°
54°
30
80°
59°
1
84°
59°
2
85°
58°
3
85°
58°
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 77° to 95°, with overnight lows between 54° and 72°. The average high for September is 89° with an average low of 64°. 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.