S
M
T
W
T
F
S
30
89°
71°
31
88°
67°
1
87°
67°
2
83°
68°
3
84°
68°
4
87°
70°
5
86°
70°
6
87°
71°
7
88°
70°
8
87°
69°
9
87°
69°
10
82°
70°
11
86°
69°
12
86°
65°
13
81°
68°
14
81°
68°
15
83°
67°
16
85°
67°
17
84°
64°
18
83°
62°
19
80°
62°
20
80°
66°
21
81°
62°
22
81°
62°
23
83°
61°
24
84°
64°
25
83°
65°
26
82°
64°
27
83°
61°
28
81°
63°
29
80°
59°
30
81°
60°
1
81°
60°
2
Hist. Avg.
79°
61°
3
Hist. Avg.
79°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Iredell
Iredell's September 2026 forecast shows daily high temperatures ranging from 80° to 89°, with overnight lows between 59° and 71°. The average high for September is 84° with an average low of 66°. 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 Iredell. See also: October | November | December.