S
M
T
W
T
F
S
27
88°
70°
28
88°
71°
29
90°
70°
30
90°
72°
31
89°
74°
1
88°
74°
2
88°
74°
3
87°
74°
4
88°
72°
5
89°
71°
6
87°
72°
7
88°
71°
8
89°
73°
9
87°
71°
10
88°
70°
11
90°
70°
12
89°
73°
13
88°
73°
14
87°
71°
15
89°
70°
16
89°
71°
17
88°
74°
18
89°
71°
19
89°
71°
20
88°
73°
21
89°
73°
22
89°
71°
23
89°
69°
24
88°
71°
25
88°
69°
26
87°
70°
27
88°
72°
28
89°
69°
29
88°
69°
30
88°
69°
31
87°
70°
1
88°
71°
2
86°
70°
3
87°
68°
4
88°
71°
5
87°
69°
6
88°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Ka'anapali
Ka'anapali's August 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Ka'anapali. See also: September | October | November.