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