S
M
T
W
T
F
S
30
77°
63°
31
77°
63°
1
75°
62°
2
75°
63°
3
78°
63°
4
82°
62°
5
82°
63°
6
83°
63°
7
87°
63°
8
84°
60°
9
84°
48°
10
77°
52°
11
72°
58°
12
77°
57°
13
78°
47°
14
79°
44°
15
69°
45°
16
70°
47°
17
70°
54°
18
71°
57°
19
72°
56°
20
78°
55°
21
79°
56°
22
82°
56°
23
82°
55°
24
80°
55°
25
80°
56°
26
79°
44°
27
80°
42°
28
66°
43°
29
64°
43°
30
66°
45°
1
67°
46°
2
68°
41°
3
69°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Adel
Adel's September 2026 forecast shows daily high temperatures ranging from 64° to 87°, with overnight lows between 41° and 63°. The average high for September is 76° with an average low of 53°. 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.