S
M
T
W
T
F
S
30
83°
64°
31
78°
65°
1
79°
64°
2
80°
60°
3
79°
57°
4
78°
55°
5
77°
55°
6
78°
57°
7
81°
59°
8
84°
62°
9
85°
62°
10
84°
61°
11
77°
53°
12
76°
54°
13
76°
52°
14
75°
51°
15
77°
56°
16
78°
52°
17
75°
55°
18
75°
51°
19
76°
48°
20
72°
48°
21
72°
49°
22
73°
48°
23
73°
49°
24
74°
56°
25
78°
56°
26
72°
55°
27
72°
55°
28
74°
50°
29
73°
46°
30
72°
49°
1
72°
54°
2
78°
42°
3
78°
42°
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 72° to 85°, with overnight lows between 42° and 65°. The average high for September is 77° with an average low of 54°. 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.