S
M
T
W
T
F
S
26
64°
54°
27
66°
51°
28
65°
50°
29
65°
52°
30
67°
52°
31
66°
54°
1
67°
53°
2
63°
54°
3
65°
54°
4
63°
53°
5
64°
54°
6
63°
53°
7
63°
54°
8
66°
53°
9
63°
54°
10
63°
51°
11
64°
50°
12
64°
52°
13
65°
53°
14
66°
54°
15
62°
51°
16
65°
51°
17
67°
53°
18
68°
54°
19
67°
54°
20
66°
53°
21
67°
53°
22
67°
51°
23
66°
50°
24
66°
52°
25
65°
52°
26
66°
51°
27
65°
53°
28
66°
52°
29
63°
53°
30
62°
51°
31
65°
47°
1
66°
51°
2
65°
52°
3
64°
53°
4
64°
52°
5
62°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Duns
Duns's August 2026 forecast shows daily high temperatures ranging from 62° to 68°, with overnight lows between 47° and 54°. The average high for August is 65° with an average low of 52°. 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 Duns. See also: September | October | November.