S
M
T
W
T
F
S
30
82°
59°
31
80°
58°
1
79°
60°
2
81°
61°
3
81°
58°
4
82°
57°
5
82°
59°
6
81°
61°
7
79°
56°
8
80°
55°
9
76°
61°
10
80°
55°
11
78°
54°
12
77°
54°
13
77°
57°
14
79°
59°
15
83°
59°
16
83°
60°
17
82°
59°
18
83°
58°
19
82°
50°
20
75°
50°
21
72°
55°
22
73°
56°
23
77°
56°
24
78°
57°
25
79°
50°
26
78°
47°
27
76°
48°
28
70°
47°
29
70°
47°
30
69°
46°
1
Hist. Avg.
73°
50°
2
Hist. Avg.
73°
50°
3
Hist. Avg.
72°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Edgemont
Edgemont's September 2026 forecast shows daily high temperatures ranging from 69° to 83°, with overnight lows between 46° and 61°. The average high for September is 78° with an average low of 55°. 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 Edgemont. See also: October | November | December.