S
M
T
W
T
F
S
26
66°
54°
27
70°
48°
28
73°
59°
29
68°
52°
30
68°
48°
31
66°
46°
1
66°
48°
2
68°
50°
3
61°
55°
4
68°
57°
5
67°
50°
6
65°
51°
7
66°
53°
8
63°
52°
9
66°
50°
10
66°
45°
11
67°
56°
12
71°
58°
13
69°
55°
14
67°
55°
15
67°
55°
16
69°
56°
17
64°
55°
18
62°
51°
19
61°
50°
20
61°
50°
21
62°
51°
22
61°
51°
23
61°
52°
24
63°
56°
25
66°
55°
26
62°
54°
27
62°
52°
28
64°
55°
29
65°
54°
30
66°
55°
31
64°
55°
1
64°
53°
2
61°
50°
3
60°
51°
4
61°
52°
5
61°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Dunbar
Dunbar's August 2026 forecast shows daily high temperatures ranging from 60° to 71°, with overnight lows between 45° and 58°. The average high for August is 64° with an average low of 53°. 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 Dunbar. See also: September | October | November.