S
M
T
W
T
F
S
26
80°
52°
27
85°
60°
28
77°
65°
29
77°
61°
30
80°
63°
31
82°
62°
1
86°
63°
2
86°
63°
3
83°
63°
4
82°
66°
5
87°
65°
6
86°
61°
7
82°
64°
8
79°
63°
9
82°
64°
10
81°
63°
11
79°
60°
12
78°
58°
13
79°
63°
14
79°
64°
15
83°
64°
16
83°
63°
17
79°
63°
18
81°
62°
19
82°
63°
20
81°
62°
21
81°
61°
22
77°
58°
23
77°
57°
24
82°
61°
25
83°
62°
26
83°
61°
27
81°
61°
28
76°
58°
29
75°
56°
30
77°
60°
31
81°
60°
1
82°
59°
2
82°
60°
3
80°
59°
4
74°
56°
5
75°
56°
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 74° to 87°, with overnight lows between 52° and 66°. The average high for August is 81° with an average low of 61°. 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.