S
M
T
W
T
F
S
26
83°
73°
27
85°
75°
28
86°
74°
29
86°
75°
30
84°
74°
1
86°
74°
2
84°
75°
3
86°
74°
4
82°
76°
5
84°
76°
6
85°
75°
7
85°
76°
8
84°
76°
9
83°
75°
10
83°
76°
11
84°
76°
12
84°
75°
13
83°
76°
14
83°
76°
15
84°
75°
16
84°
76°
17
83°
77°
18
84°
77°
19
83°
76°
20
83°
76°
21
84°
77°
22
84°
77°
23
85°
76°
24
84°
77°
25
84°
75°
26
85°
75°
27
85°
77°
28
86°
78°
29
85°
78°
30
86°
77°
31
85°
77°
1
87°
76°
2
86°
75°
3
86°
75°
4
88°
77°
5
86°
76°
6
87°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cudjoe Key
Cudjoe Key's May 2026 forecast shows daily high temperatures ranging from 82° to 88°, with overnight lows between 73° and 78°. The average high for May is 85° with an average low of 76°. 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 Cudjoe Key. See also: June | July | August.
