S
M
T
W
T
F
S
26
72°
59°
27
77°
57°
28
77°
61°
29
82°
57°
30
73°
55°
31
73°
45°
1
75°
45°
2
77°
45°
3
84°
48°
4
77°
65°
5
72°
57°
6
73°
46°
7
77°
45°
8
73°
43°
9
86°
52°
10
81°
57°
11
79°
52°
12
84°
54°
13
91°
55°
14
86°
65°
15
81°
61°
16
79°
61°
17
80°
62°
18
75°
58°
19
74°
56°
20
71°
55°
21
69°
54°
22
70°
52°
23
70°
51°
24
71°
54°
25
70°
55°
26
71°
54°
27
71°
54°
28
69°
55°
29
70°
54°
30
70°
55°
31
69°
55°
1
67°
54°
2
68°
55°
3
67°
54°
4
68°
52°
5
67°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Exmouth
Exmouth's August 2026 forecast shows daily high temperatures ranging from 67° to 80°, with overnight lows between 51° and 62°. The average high for August is 70° 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 Exmouth. See also: September | October | November.