S
M
T
W
T
F
S
30
83°
64°
31
85°
65°
1
88°
66°
2
89°
68°
3
87°
68°
4
87°
64°
5
84°
61°
6
83°
62°
7
83°
64°
8
84°
66°
9
83°
65°
10
84°
66°
11
87°
65°
12
88°
66°
13
87°
65°
14
87°
66°
15
86°
65°
16
86°
66°
17
86°
65°
18
86°
63°
19
85°
62°
20
84°
57°
21
81°
62°
22
80°
62°
23
80°
61°
24
84°
56°
25
83°
55°
26
80°
61°
27
82°
60°
28
77°
55°
29
81°
59°
30
82°
59°
1
80°
58°
2
81°
58°
3
82°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lillington
Lillington's September 2026 forecast shows daily high temperatures ranging from 77° to 89°, with overnight lows between 55° and 68°. The average high for September is 84° with an average low of 62°. 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 Lillington. See also: October | November | December.