S
M
T
W
T
F
S
30
77°
64°
31
85°
66°
1
90°
68°
2
94°
69°
3
N/A
4
83°
66°
5
79°
55°
6
79°
55°
7
78°
58°
8
78°
65°
9
86°
67°
10
76°
55°
11
69°
56°
12
74°
57°
13
77°
58°
14
79°
56°
15
79°
54°
16
77°
51°
17
77°
56°
18
71°
55°
19
77°
56°
20
77°
56°
21
76°
55°
22
75°
54°
23
73°
51°
24
70°
53°
25
75°
54°
26
73°
50°
27
64°
47°
28
63°
44°
29
64°
45°
30
63°
41°
1
61°
42°
2
62°
47°
3
68°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Dexter
Dexter's September 2026 forecast shows daily high temperatures ranging from 61° to 86°, with overnight lows between 41° and 67°. The average high for September is 73° with an average low of 54°. 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 Dexter. See also: October | November | December.
