S
M
T
W
T
F
S
26
84°
57°
27
84°
59°
28
82°
72°
29
81°
68°
30
77°
66°
31
84°
63°
1
88°
68°
2
82°
73°
3
81°
66°
4
88°
61°
5
86°
63°
6
90°
75°
7
93°
72°
8
90°
72°
9
91°
70°
10
86°
63°
11
86°
68°
12
88°
66°
13
86°
66°
14
84°
64°
15
82°
63°
16
81°
61°
17
75°
66°
18
86°
68°
19
86°
68°
20
88°
63°
21
70°
63°
22
72°
66°
23
82°
68°
24
82°
63°
25
79°
57°
26
81°
61°
27
82°
66°
28
86°
68°
29
79°
62°
30
82°
67°
31
81°
67°
1
79°
70°
2
80°
70°
3
84°
65°
4
79°
64°
5
77°
62°
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 77° to 84°, with overnight lows between 62° and 70°. The average high for August is 80° with an average low of 66°. 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.