S
M
T
W
T
F
S
26
84°
64°
27
83°
64°
28
82°
63°
29
82°
64°
30
79°
63°
31
75°
62°
1
76°
63°
2
76°
62°
3
75°
62°
4
76°
61°
5
76°
62°
6
75°
60°
7
75°
60°
8
77°
62°
9
79°
62°
10
75°
61°
11
77°
62°
12
76°
62°
13
78°
61°
14
78°
62°
15
74°
61°
16
74°
60°
17
75°
60°
18
75°
59°
19
76°
61°
20
74°
60°
21
75°
53°
22
72°
52°
23
71°
51°
24
72°
57°
25
73°
57°
26
77°
52°
27
73°
54°
28
73°
59°
29
74°
56°
30
81°
50°
31
71°
50°
1
72°
58°
2
77°
57°
3
70°
50°
4
71°
56°
5
77°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Clayton
Clayton's August 2026 forecast shows daily high temperatures ranging from 70° to 84°, with overnight lows between 50° and 64°. The average high for August is 76° with an average low of 59°. 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 Clayton. See also: September | October | November.