S
M
T
W
T
F
S
26
64°
48°
27
64°
46°
28
65°
45°
29
66°
46°
30
65°
49°
1
61°
49°
2
60°
48°
3
61°
49°
4
63°
47°
5
65°
50°
6
61°
48°
7
59°
43°
8
60°
44°
9
61°
48°
10
59°
43°
11
58°
43°
12
64°
48°
13
64°
49°
14
63°
48°
15
63°
47°
16
57°
48°
17
57°
43°
18
56°
42°
19
56°
46°
20
57°
44°
21
56°
41°
22
58°
44°
23
60°
46°
24
58°
41°
25
56°
41°
26
58°
46°
27
61°
45°
28
59°
46°
29
57°
45°
30
56°
46°
31
56°
40°
1
58°
40°
2
55°
42°
3
55°
44°
4
57°
39°
5
55°
41°
6
55°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Dandenong
Dandenong's May 2026 forecast shows daily high temperatures ranging from 55° to 66°, with overnight lows between 39° and 50°. The average high for May is 60° with an average low of 45°. 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 Dandenong. See also: June | July | August.