S
M
T
W
T
F
S
26
85°
70°
27
86°
70°
28
85°
71°
29
82°
70°
30
81°
71°
31
81°
71°
1
81°
70°
2
82°
72°
3
81°
72°
4
82°
71°
5
82°
72°
6
83°
72°
7
82°
71°
8
82°
72°
9
83°
72°
10
82°
71°
11
81°
72°
12
81°
71°
13
82°
72°
14
82°
72°
15
83°
71°
16
82°
72°
17
82°
72°
18
83°
71°
19
82°
72°
20
82°
72°
21
83°
71°
22
82°
72°
23
82°
72°
24
83°
71°
25
82°
72°
26
82°
72°
27
83°
71°
28
85°
70°
29
84°
69°
30
84°
69°
31
85°
70°
1
84°
69°
2
85°
70°
3
84°
69°
4
83°
69°
5
83°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Mililani Town
Mililani Town's August 2026 forecast shows daily high temperatures ranging from 81° to 86°, with overnight lows between 69° and 72°. The average high for August is 83° with an average low of 71°. 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 Mililani Town. See also: September | October | November.