S
M
T
W
T
F
S
30
95°
67°
31
95°
66°
1
86°
58°
2
84°
60°
3
84°
63°
4
84°
62°
5
90°
64°
6
86°
63°
7
85°
67°
8
90°
68°
9
91°
67°
10
90°
70°
11
98°
70°
12
96°
69°
13
92°
68°
14
93°
62°
15
95°
70°
16
95°
70°
17
94°
69°
18
92°
66°
19
89°
66°
20
89°
65°
21
92°
66°
22
92°
67°
23
91°
67°
24
87°
61°
25
83°
59°
26
82°
59°
27
81°
58°
28
82°
58°
29
84°
60°
30
86°
62°
1
83°
59°
2
84°
60°
3
88°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Greenacres
Greenacres's September 2026 forecast shows daily high temperatures ranging from 81° to 98°, with overnight lows between 58° and 70°. The average high for September is 88° with an average low of 64°. 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 Greenacres. See also: October | November | December.