S
M
T
W
T
F
S
30
91°
82°
31
89°
79°
1
92°
81°
2
93°
80°
3
92°
76°
4
88°
77°
5
92°
77°
6
93°
77°
7
95°
81°
8
94°
81°
9
91°
80°
10
84°
78°
11
89°
76°
12
92°
73°
13
94°
78°
14
96°
79°
15
95°
74°
16
90°
76°
17
90°
74°
18
92°
71°
19
93°
73°
20
94°
75°
21
92°
76°
22
94°
76°
23
92°
74°
24
90°
75°
25
89°
74°
26
91°
71°
27
89°
72°
28
90°
73°
29
88°
70°
30
87°
70°
1
86°
72°
2
85°
69°
3
85°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Garden District
Garden District's September 2026 forecast shows daily high temperatures ranging from 85° to 94°, with overnight lows between 69° and 76°. The average high for September is 90° 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 Garden District. See also: October | November | December.