S
M
T
W
T
F
S
30
93°
65°
31
95°
73°
1
97°
72°
2
97°
73°
3
99°
73°
4
99°
75°
5
100°
75°
6
93°
73°
7
89°
67°
8
94°
73°
9
97°
75°
10
88°
69°
11
85°
67°
12
92°
67°
13
93°
68°
14
90°
64°
15
88°
59°
16
86°
60°
17
88°
61°
18
88°
61°
19
86°
57°
20
82°
55°
21
87°
60°
22
83°
60°
23
84°
59°
24
85°
61°
25
86°
61°
26
85°
60°
27
85°
60°
28
84°
59°
29
85°
60°
30
84°
60°
1
82°
55°
2
82°
49°
3
71°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Dexter
Dexter's September 2026 forecast shows daily high temperatures ranging from 71° to 97°, with overnight lows between 46° and 75°. The average high for September is 86° with an average low of 61°. 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.
