S
M
T
W
T
F
S
26
85°
73°
27
85°
72°
28
84°
72°
29
84°
73°
30
85°
74°
31
86°
73°
1
85°
73°
2
86°
72°
3
85°
73°
4
86°
74°
5
85°
73°
6
85°
72°
7
86°
72°
8
85°
73°
9
85°
73°
10
86°
74°
11
85°
72°
12
85°
71°
13
86°
73°
14
85°
72°
15
85°
72°
16
86°
73°
17
85°
73°
18
85°
74°
19
87°
73°
20
86°
74°
21
87°
73°
22
86°
74°
23
86°
73°
24
87°
74°
25
87°
76°
26
87°
75°
27
Hist. Avg.
86°
74°
28
Hist. Avg.
86°
74°
29
Hist. Avg.
86°
74°
30
Hist. Avg.
86°
74°
31
Hist. Avg.
86°
74°
1
Hist. Avg.
86°
74°
2
Hist. Avg.
86°
74°
3
Hist. Avg.
86°
74°
4
Hist. Avg.
86°
74°
5
Hist. Avg.
86°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Hawai‘i Kai
Hawai‘i Kai's August 2026 forecast shows daily high temperatures ranging from 84° to 87°, with overnight lows between 71° and 76°. The average high for August is 86° 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 Hawai‘i Kai. See also: September | October | November.
