S
M
T
W
T
F
S
30
82°
59°
31
83°
60°
1
83°
60°
2
82°
59°
3
83°
60°
4
80°
59°
5
78°
58°
6
77°
58°
7
80°
56°
8
82°
58°
9
81°
58°
10
81°
57°
11
80°
57°
12
81°
56°
13
81°
58°
14
80°
58°
15
80°
57°
16
79°
57°
17
78°
56°
18
74°
54°
19
74°
48°
20
71°
52°
21
71°
54°
22
70°
45°
23
69°
45°
24
69°
51°
25
73°
53°
26
71°
53°
27
67°
48°
28
68°
47°
29
67°
49°
30
66°
52°
1
67°
43°
2
66°
42°
3
65°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Green Hills
Green Hills's September 2026 forecast shows daily high temperatures ranging from 65° to 83°, with overnight lows between 41° and 60°. The average high for September is 75° with an average low of 54°. 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 Green Hills. See also: October | November | December.