S
M
T
W
T
F
S
26
70°
55°
27
72°
56°
28
69°
55°
29
70°
55°
30
72°
56°
31
72°
57°
1
71°
55°
2
72°
57°
3
72°
57°
4
71°
56°
5
72°
56°
6
73°
57°
7
73°
57°
8
72°
58°
9
74°
58°
10
73°
57°
11
73°
57°
12
72°
56°
13
72°
57°
14
73°
56°
15
71°
56°
16
70°
51°
17
71°
56°
18
71°
56°
19
69°
55°
20
68°
53°
21
70°
51°
22
67°
51°
23
67°
53°
24
71°
55°
25
70°
54°
26
70°
54°
27
69°
55°
28
69°
54°
29
66°
54°
30
65°
53°
31
69°
55°
1
69°
54°
2
70°
53°
3
65°
54°
4
67°
53°
5
66°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Bunbury
Bunbury's August 2026 forecast shows daily high temperatures ranging from 65° to 74°, with overnight lows between 49° and 58°. 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 Bunbury. See also: September | October | November.