S
M
T
W
T
F
S
26
87°
79°
27
85°
75°
28
86°
77°
29
85°
79°
30
85°
78°
1
87°
77°
2
89°
78°
3
83°
73°
4
84°
76°
5
85°
76°
6
87°
78°
7
88°
77°
8
87°
76°
9
86°
77°
10
86°
76°
11
87°
77°
12
87°
76°
13
86°
76°
14
86°
77°
15
87°
74°
16
82°
75°
17
83°
74°
18
83°
77°
19
84°
77°
20
84°
76°
21
85°
77°
22
84°
77°
23
84°
75°
24
85°
77°
25
84°
78°
26
84°
78°
27
86°
77°
28
85°
78°
29
84°
77°
30
85°
78°
31
84°
77°
1
84°
78°
2
85°
77°
3
85°
78°
4
86°
77°
5
85°
79°
6
84°
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 89°, with overnight lows between 73° and 79°. The average high for May is 85° with an average low of 77°. 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.
