S
M
T
W
T
F
S
26
85°
63°
27
82°
73°
28
81°
70°
29
72°
62°
30
66°
55°
1
67°
53°
2
73°
49°
3
79°
50°
4
81°
57°
5
75°
65°
6
74°
50°
7
69°
51°
8
77°
53°
9
84°
59°
10
80°
63°
11
76°
58°
12
80°
53°
13
82°
59°
14
80°
60°
15
91°
72°
16
89°
68°
17
90°
72°
18
88°
72°
19
86°
70°
20
84°
66°
21
77°
65°
22
78°
63°
23
81°
66°
24
86°
69°
25
88°
68°
26
85°
70°
27
86°
66°
28
87°
71°
29
85°
70°
30
84°
70°
31
83°
67°
1
84°
69°
2
85°
70°
3
84°
71°
4
88°
72°
5
89°
72°
6
89°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Plunketts
Plunketts's May 2026 forecast shows daily high temperatures ranging from 77° to 91°, with overnight lows between 60° and 72°. The average high for May is 85° with an average low of 69°. 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 Plunketts. See also: June | July | August.