S
M
T
W
T
F
S
30
95°
54°
31
93°
51°
1
83°
55°
2
80°
61°
3
90°
59°
4
91°
50°
5
84°
51°
6
81°
58°
7
89°
58°
8
91°
49°
9
82°
53°
10
80°
55°
11
80°
48°
12
78°
48°
13
78°
52°
14
79°
55°
15
83°
56°
16
86°
57°
17
89°
54°
18
86°
48°
19
78°
52°
20
82°
53°
21
80°
52°
22
79°
44°
23
74°
43°
24
71°
44°
25
76°
47°
26
71°
41°
27
70°
42°
28
Hist. Avg.
73°
42°
29
Hist. Avg.
72°
42°
30
Hist. Avg.
72°
41°
1
Hist. Avg.
71°
41°
2
Hist. Avg.
71°
40°
3
Hist. Avg.
70°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Cactus Flat
Cactus Flat's September 2026 forecast shows daily high temperatures ranging from 70° to 95°, with overnight lows between 41° and 61°. The average high for September is 82° with an average low of 51°. 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 Cactus Flat. See also: October | November | December.