S
M
T
W
T
F
S
26
109°
75°
27
104°
71°
28
98°
67°
29
100°
67°
30
86°
68°
31
89°
62°
1
98°
55°
2
109°
67°
3
86°
52°
4
75°
47°
5
90°
48°
6
100°
64°
7
84°
58°
8
98°
53°
9
86°
61°
10
91°
64°
11
92°
64°
12
82°
60°
13
76°
65°
14
86°
64°
15
81°
58°
16
83°
60°
17
91°
65°
18
91°
63°
19
85°
62°
20
88°
64°
21
92°
65°
22
92°
62°
23
84°
60°
24
83°
62°
25
84°
61°
26
89°
57°
27
88°
64°
28
94°
65°
29
93°
64°
30
94°
65°
31
93°
64°
1
91°
63°
2
92°
63°
3
92°
62°
4
93°
63°
5
92°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Cactus Flat
Cactus Flat's August 2026 forecast shows daily high temperatures ranging from 76° to 94°, with overnight lows between 57° and 65°. The average high for August is 89° with an average low of 63°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Cactus Flat. See also: September | October | November.