S
M
T
W
T
F
S
27
76°
64°
28
71°
64°
29
73°
59°
30
73°
58°
1
66°
55°
2
66°
53°
3
71°
54°
4
73°
55°
5
75°
61°
6
76°
62°
7
80°
60°
8
81°
60°
9
70°
54°
10
71°
56°
11
71°
56°
12
71°
62°
13
71°
62°
14
73°
59°
15
74°
59°
16
67°
61°
17
67°
57°
18
68°
56°
19
66°
55°
20
69°
58°
21
70°
61°
22
69°
62°
23
71°
63°
24
71°
53°
25
73°
55°
26
68°
53°
27
69°
56°
28
67°
53°
29
67°
54°
30
66°
50°
31
67°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sydney
Sydney's May 2025 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 Sydney. See also: June | July | August.
