S
M
T
W
T
F
S
30
96°
75°
31
95°
74°
1
93°
72°
2
90°
73°
3
90°
71°
4
91°
71°
5
93°
72°
6
94°
71°
7
94°
71°
8
93°
73°
9
91°
73°
10
90°
72°
11
89°
73°
12
89°
72°
13
91°
73°
14
93°
73°
15
91°
72°
16
89°
73°
17
91°
73°
18
91°
72°
19
90°
69°
20
91°
70°
21
90°
71°
22
92°
70°
23
91°
71°
24
89°
71°
25
88°
70°
26
88°
71°
27
89°
70°
28
88°
69°
29
87°
68°
30
86°
64°
1
87°
62°
2
83°
61°
3
82°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Greater Greenspoint
Greater Greenspoint's September 2026 forecast shows daily high temperatures ranging from 82° to 96°, with overnight lows between 61° and 75°. The average high for September is 90° with an average low of 70°. 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 Greenspoint. See also: October | November | December.