S
M
T
W
T
F
S
30
86°
65°
31
88°
64°
1
88°
64°
2
87°
63°
3
84°
64°
4
86°
62°
5
81°
61°
6
80°
57°
7
80°
63°
8
86°
59°
9
84°
62°
10
81°
64°
11
85°
61°
12
83°
62°
13
84°
60°
14
85°
59°
15
85°
61°
16
75°
53°
17
76°
58°
18
Hist. Avg.
79°
55°
19
Hist. Avg.
79°
54°
20
Hist. Avg.
78°
54°
21
Hist. Avg.
78°
54°
22
Hist. Avg.
78°
53°
23
Hist. Avg.
77°
53°
24
Hist. Avg.
77°
52°
25
Hist. Avg.
76°
52°
26
Hist. Avg.
76°
52°
27
Hist. Avg.
76°
51°
28
Hist. Avg.
75°
51°
29
Hist. Avg.
75°
51°
30
Hist. Avg.
74°
50°
1
Hist. Avg.
74°
50°
2
Hist. Avg.
74°
50°
3
Hist. Avg.
73°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Cedar Hill
Cedar Hill's September 2026 forecast shows daily high temperatures ranging from 75° to 88°, with overnight lows between 53° and 65°. The average high for September is 83° with an average low of 61°. 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 Cedar Hill. See also: October | November | December.