S
M
T
W
T
F
S
30
91°
66°
31
89°
67°
1
91°
67°
2
90°
68°
3
91°
67°
4
87°
68°
5
88°
66°
6
90°
68°
7
91°
70°
8
91°
68°
9
90°
66°
10
91°
67°
11
91°
68°
12
90°
68°
13
90°
67°
14
89°
68°
15
90°
66°
16
89°
67°
17
89°
66°
18
88°
64°
19
87°
66°
20
88°
67°
21
89°
65°
22
85°
66°
23
88°
66°
24
85°
65°
25
88°
64°
26
87°
64°
27
88°
64°
28
Hist. Avg.
84°
63°
29
Hist. Avg.
84°
62°
30
Hist. Avg.
84°
62°
1
Hist. Avg.
84°
62°
2
Hist. Avg.
84°
62°
3
Hist. Avg.
84°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Adel
Adel's September 2026 forecast shows daily high temperatures ranging from 85° to 91°, with overnight lows between 64° and 70°. The average high for September is 89° with an average low of 67°. 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 Adel. See also: October | November | December.