S
M
T
W
T
F
S
26
81°
75°
27
82°
74°
28
82°
73°
29
81°
74°
30
82°
73°
31
83°
73°
1
82°
73°
2
82°
74°
3
83°
75°
4
82°
74°
5
83°
75°
6
82°
75°
7
83°
74°
8
83°
75°
9
84°
75°
10
83°
74°
11
83°
75°
12
84°
75°
13
83°
74°
14
83°
75°
15
84°
75°
16
83°
76°
17
84°
76°
18
84°
75°
19
83°
76°
20
84°
77°
21
85°
76°
22
85°
76°
23
83°
75°
24
84°
76°
25
83°
75°
26
84°
76°
27
84°
76°
28
83°
75°
29
84°
76°
30
84°
76°
31
83°
75°
1
84°
76°
2
84°
72°
3
83°
76°
4
83°
76°
5
84°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Punalu'u
Punalu'u's August 2026 forecast shows daily high temperatures ranging from 81° to 85°, with overnight lows between 72° and 77°. The average high for August is 83° with an average low of 75°. 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 Punalu'u. See also: September | October | November.