S
M
T
W
T
F
S
26
81°
70°
27
86°
72°
28
82°
64°
29
82°
70°
30
81°
73°
1
82°
72°
2
82°
68°
3
79°
63°
4
84°
68°
5
85°
70°
6
88°
72°
7
87°
73°
8
85°
74°
9
87°
72°
10
86°
75°
11
85°
71°
12
86°
69°
13
86°
72°
14
86°
71°
15
87°
72°
16
85°
72°
17
86°
69°
18
84°
72°
19
86°
72°
20
87°
73°
21
84°
73°
22
83°
70°
23
83°
68°
24
84°
71°
25
84°
73°
26
86°
74°
27
84°
74°
28
84°
73°
29
85°
74°
30
86°
73°
31
85°
74°
1
85°
74°
2
86°
75°
3
85°
75°
4
85°
74°
5
86°
74°
6
86°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Dunedin
Dunedin's May 2026 forecast shows daily high temperatures ranging from 83° to 88°, with overnight lows between 68° and 75°. The average high for May is 85° with an average low of 72°. 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 Dunedin. See also: June | July | August.
