S
M
T
W
T
F
S
26
86°
72°
27
86°
71°
28
87°
73°
29
87°
76°
30
88°
76°
31
88°
74°
1
87°
76°
2
87°
76°
3
88°
75°
4
87°
74°
5
87°
75°
6
86°
74°
7
86°
75°
8
87°
74°
9
86°
75°
10
88°
75°
11
86°
74°
12
86°
75°
13
87°
74°
14
85°
72°
15
85°
75°
16
87°
75°
17
85°
74°
18
85°
73°
19
86°
72°
20
86°
73°
21
90°
69°
22
87°
68°
23
85°
70°
24
84°
72°
25
85°
73°
26
86°
72°
27
88°
73°
28
89°
73°
29
89°
72°
30
88°
71°
31
88°
70°
1
84°
71°
2
85°
73°
3
88°
72°
4
88°
73°
5
87°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Duck
Duck's August 2026 forecast shows daily high temperatures ranging from 84° to 90°, with overnight lows between 68° and 76°. The average high for August is 87° 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 Duck. See also: September | October | November.