S
M
T
W
T
F
S
26
82°
63°
27
85°
59°
28
72°
65°
29
73°
64°
30
78°
63°
31
83°
63°
1
86°
56°
2
79°
68°
3
72°
60°
4
83°
55°
5
85°
56°
6
85°
69°
7
87°
64°
8
83°
68°
9
80°
60°
10
82°
57°
11
80°
62°
12
80°
55°
13
79°
63°
14
79°
55°
15
77°
52°
16
79°
53°
17
79°
67°
18
80°
62°
19
78°
54°
20
72°
53°
21
80°
50°
22
80°
51°
23
76°
55°
24
71°
53°
25
69°
55°
26
77°
61°
27
79°
61°
28
75°
50°
29
74°
54°
30
79°
60°
31
83°
64°
1
72°
54°
2
70°
54°
3
69°
56°
4
72°
54°
5
71°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Clinton
Clinton's August 2026 forecast shows daily high temperatures ranging from 69° to 83°, with overnight lows between 50° and 64°. The average high for August is 74° with an average low of 56°. 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 Clinton. See also: September | October | November.