S
M
T
W
T
F
S
30
95°
77°
31
95°
76°
1
94°
75°
2
93°
75°
3
94°
76°
4
95°
76°
5
92°
75°
6
86°
75°
7
90°
74°
8
91°
74°
9
92°
73°
10
93°
74°
11
93°
74°
12
92°
73°
13
92°
73°
14
93°
72°
15
94°
72°
16
93°
70°
17
92°
73°
18
93°
72°
19
92°
66°
20
88°
66°
21
86°
67°
22
89°
68°
23
91°
68°
24
91°
70°
25
90°
70°
26
90°
69°
27
88°
69°
28
89°
64°
29
88°
63°
30
88°
65°
1
90°
66°
2
90°
64°
3
89°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Greater Inwood
Greater Inwood's September 2026 forecast shows daily high temperatures ranging from 86° to 95°, with overnight lows between 63° and 77°. The average high for September is 91° with an average low of 71°. 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 Greater Inwood. See also: October | November | December.