S
M
T
W
T
F
S
30
88°
69°
31
87°
66°
1
86°
67°
2
87°
67°
3
89°
69°
4
89°
70°
5
90°
70°
6
89°
66°
7
87°
68°
8
88°
68°
9
86°
69°
10
84°
67°
11
86°
66°
12
87°
67°
13
87°
67°
14
86°
66°
15
86°
67°
16
87°
67°
17
86°
66°
18
86°
65°
19
85°
65°
20
85°
64°
21
84°
64°
22
85°
65°
23
85°
64°
24
84°
63°
25
84°
59°
26
82°
59°
27
83°
62°
28
84°
63°
29
83°
61°
30
81°
60°
1
82°
61°
2
82°
61°
3
78°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Garden Square
Garden Square's September 2026 forecast shows daily high temperatures ranging from 78° to 90°, with overnight lows between 59° and 70°. The average high for September is 85° with an average low of 65°. 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 Garden Square. See also: October | November | December.
