S
M
T
W
T
F
S
26
77°
60°
27
77°
60°
28
76°
59°
29
78°
60°
30
77°
60°
31
70°
56°
1
69°
53°
2
72°
55°
3
77°
59°
4
78°
60°
5
77°
60°
6
78°
59°
7
73°
54°
8
79°
57°
9
78°
54°
10
75°
59°
11
78°
61°
12
79°
60°
13
75°
60°
14
74°
54°
15
74°
52°
16
73°
51°
17
71°
57°
18
70°
52°
19
70°
50°
20
71°
51°
21
69°
52°
22
69°
54°
23
77°
55°
24
76°
56°
25
68°
49°
26
68°
53°
27
71°
58°
28
77°
50°
29
77°
51°
30
76°
57°
31
77°
60°
1
78°
59°
2
78°
59°
3
77°
51°
4
76°
55°
5
75°
59°
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 68° to 79°, with overnight lows between 49° and 61°. The average high for August is 75° 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.