S
M
T
W
T
F
S
26
70°
49°
27
72°
47°
28
57°
42°
29
57°
42°
30
56°
37°
1
55°
35°
2
61°
28°
3
74°
51°
4
81°
44°
5
60°
35°
6
56°
33°
7
66°
34°
8
74°
38°
9
70°
42°
10
71°
33°
11
72°
32°
12
80°
51°
13
74°
45°
14
78°
42°
15
87°
54°
16
82°
56°
17
81°
62°
18
75°
61°
19
64°
43°
20
61°
41°
21
61°
49°
22
67°
50°
23
72°
53°
24
82°
49°
25
85°
59°
26
87°
59°
27
89°
62°
28
86°
62°
29
83°
57°
30
80°
63°
31
78°
56°
1
84°
60°
2
82°
53°
3
83°
55°
4
86°
62°
5
83°
66°
6
89°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Melbourne
Melbourne's May 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Melbourne. See also: June | July | August.