S
M
T
W
T
F
S
26
93°
64°
27
89°
61°
28
95°
63°
29
97°
64°
30
90°
63°
31
91°
54°
1
99°
63°
2
95°
70°
3
70°
50°
4
73°
43°
5
82°
54°
6
91°
62°
7
90°
54°
8
93°
59°
9
90°
57°
10
89°
54°
11
90°
55°
12
81°
61°
13
68°
52°
14
70°
54°
15
73°
48°
16
82°
54°
17
82°
57°
18
79°
55°
19
82°
54°
20
93°
52°
21
90°
54°
22
81°
63°
23
91°
63°
24
82°
57°
25
81°
57°
26
82°
54°
27
86°
59°
28
77°
54°
29
78°
54°
30
78°
47°
31
83°
56°
1
83°
54°
2
83°
50°
3
79°
47°
4
80°
50°
5
75°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Powell
Powell's August 2026 forecast shows daily high temperatures ranging from 75° to 83°, with overnight lows between 47° and 56°. The average high for August is 80° 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 August weather will actually feel in Powell. See also: September | October | November.