S
M
T
W
T
F
S
26
89°
75°
27
88°
74°
28
88°
76°
29
89°
76°
30
91°
75°
31
91°
76°
1
90°
76°
2
90°
75°
3
91°
75°
4
89°
76°
5
89°
74°
6
88°
76°
7
92°
73°
8
91°
71°
9
90°
72°
10
92°
72°
11
90°
73°
12
90°
73°
13
89°
74°
14
89°
73°
15
91°
73°
16
91°
75°
17
89°
74°
18
88°
76°
19
92°
74°
20
92°
73°
21
89°
73°
22
87°
74°
23
86°
73°
24
86°
71°
25
88°
70°
26
87°
71°
27
89°
72°
28
90°
71°
29
90°
72°
30
89°
71°
31
90°
73°
1
90°
71°
2
86°
70°
3
86°
70°
4
87°
72°
5
88°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Hanahan
Hanahan's August 2026 forecast shows daily high temperatures ranging from 86° to 92°, with overnight lows between 70° and 76°. The average high for August is 89° with an average low of 73°. 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 Hanahan. See also: September | October | November.