S
M
T
W
T
F
S
30
91°
80°
31
92°
78°
1
91°
78°
2
91°
76°
3
91°
79°
4
89°
77°
5
91°
75°
6
91°
75°
7
90°
77°
8
92°
77°
9
91°
78°
10
89°
78°
11
93°
80°
12
92°
74°
13
92°
75°
14
91°
76°
15
91°
79°
16
91°
76°
17
84°
77°
18
90°
76°
19
88°
75°
20
89°
73°
21
87°
75°
22
90°
77°
23
81°
76°
24
92°
76°
25
89°
72°
26
88°
71°
27
87°
73°
28
87°
73°
29
85°
73°
30
85°
74°
1
86°
76°
2
87°
75°
3
88°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Cutler Bay
Cutler Bay's September 2026 forecast shows daily high temperatures ranging from 85° to 89°, with overnight lows between 71° and 76°. The average high for September is 87° with an average low of 73°. 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 Cutler Bay. See also: October | November | December.