S
M
T
W
T
F
S
26
72°
53°
27
70°
54°
28
72°
54°
29
75°
53°
30
72°
52°
1
68°
51°
2
69°
50°
3
68°
49°
4
70°
52°
5
69°
51°
6
67°
51°
7
67°
50°
8
68°
51°
9
67°
51°
10
68°
52°
11
66°
52°
12
71°
51°
13
71°
52°
14
68°
51°
15
68°
51°
16
65°
50°
17
65°
50°
18
68°
44°
19
66°
48°
20
66°
47°
21
67°
46°
22
67°
48°
23
66°
49°
24
65°
47°
25
68°
45°
26
67°
44°
27
65°
45°
28
65°
47°
29
68°
50°
30
69°
49°
31
70°
44°
1
65°
49°
2
66°
50°
3
65°
48°
4
64°
47°
5
62°
44°
6
62°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Dwellingup
Dwellingup's May 2026 forecast shows daily high temperatures ranging from 62° to 75°, with overnight lows between 43° and 54°. The average high for May is 68° with an average low of 49°. 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 Dwellingup. See also: June | July | August.