S
M
T
W
T
F
S
26
70°
61°
27
67°
58°
28
69°
58°
29
71°
59°
30
66°
55°
1
62°
52°
2
66°
54°
3
66°
56°
4
67°
55°
5
67°
56°
6
65°
56°
7
68°
57°
8
71°
54°
9
74°
53°
10
75°
54°
11
76°
56°
12
74°
61°
13
71°
62°
14
66°
60°
15
63°
58°
16
67°
57°
17
68°
60°
18
70°
58°
19
71°
56°
20
71°
57°
21
67°
56°
22
66°
56°
23
65°
56°
24
67°
53°
25
70°
52°
26
72°
54°
27
70°
60°
28
N/A
29
63°
48°
30
65°
57°
31
64°
55°
1
68°
52°
2
66°
52°
3
64°
48°
4
62°
50°
5
67°
47°
6
66°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Busselton
Busselton's May 2026 forecast shows daily high temperatures ranging from 62° to 68°, with overnight lows between 47° and 57°. The average high for May is 65° with an average low of 51°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Busselton. See also: June | July | August.