S
M
T
W
T
F
S
30
88°
56°
31
87°
57°
1
86°
58°
2
87°
58°
3
86°
55°
4
79°
53°
5
79°
54°
6
80°
54°
7
78°
50°
8
77°
49°
9
76°
54°
10
76°
50°
11
77°
45°
12
74°
49°
13
75°
46°
14
74°
49°
15
75°
46°
16
75°
44°
17
72°
45°
18
73°
48°
19
74°
44°
20
73°
44°
21
76°
46°
22
78°
47°
23
78°
51°
24
71°
42°
25
Hist. Avg.
74°
46°
26
Hist. Avg.
73°
46°
27
Hist. Avg.
72°
45°
28
Hist. Avg.
72°
45°
29
Hist. Avg.
72°
44°
30
Hist. Avg.
71°
44°
1
Hist. Avg.
70°
44°
2
Hist. Avg.
70°
43°
3
Hist. Avg.
70°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Cedar
Cedar's September 2026 forecast shows daily high temperatures ranging from 71° to 88°, with overnight lows between 42° and 58°. The average high for September is 78° with an average low of 50°. 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. See also: October | November | December.