S
M
T
W
T
F
S
30
89°
55°
31
88°
54°
1
88°
52°
2
84°
53°
3
82°
52°
4
86°
48°
5
80°
46°
6
79°
45°
7
78°
45°
8
79°
49°
9
78°
47°
10
76°
46°
11
77°
50°
12
83°
51°
13
84°
42°
14
76°
41°
15
73°
41°
16
73°
42°
17
74°
43°
18
78°
41°
19
78°
44°
20
74°
45°
21
80°
47°
22
81°
47°
23
81°
49°
24
82°
48°
25
81°
47°
26
80°
48°
27
81°
46°
28
78°
44°
29
73°
43°
30
70°
42°
1
69°
43°
2
69°
43°
3
69°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Eaton
Eaton's September 2026 forecast shows daily high temperatures ranging from 69° to 89°, with overnight lows between 32° and 55°. The average high for September is 79° with an average low of 46°. 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 Eaton. See also: October | November | December.