S
M
T
W
T
F
S
26
53°
48°
27
54°
48°
28
53°
47°
29
53°
49°
30
54°
49°
31
54°
48°
1
53°
47°
2
53°
48°
3
56°
47°
4
57°
48°
5
57°
48°
6
56°
47°
7
58°
49°
8
57°
48°
9
58°
48°
10
58°
47°
11
57°
48°
12
58°
48°
13
56°
47°
14
57°
48°
15
57°
48°
16
58°
47°
17
57°
48°
18
57°
48°
19
56°
47°
20
58°
48°
21
58°
48°
22
57°
47°
23
58°
47°
24
56°
48°
25
56°
46°
26
55°
47°
27
56°
47°
28
57°
46°
29
56°
47°
30
56°
48°
31
55°
47°
1
56°
47°
2
56°
46°
3
55°
47°
4
55°
46°
5
54°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Adak
Adak's August 2026 forecast shows daily high temperatures ranging from 53° to 58°, with overnight lows between 41° and 49°. The average high for August is 56° with an average low of 47°. 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 Adak. See also: September | October | November.