S
M
T
W
T
F
S
26
85°
71°
27
89°
75°
28
86°
73°
29
87°
71°
30
86°
80°
1
87°
75°
2
87°
74°
3
86°
73°
4
86°
71°
5
85°
74°
6
85°
73°
7
83°
72°
8
83°
74°
9
84°
74°
10
84°
75°
11
87°
75°
12
88°
74°
13
88°
74°
14
84°
75°
15
85°
75°
16
87°
76°
17
85°
75°
18
85°
76°
19
86°
76°
20
85°
75°
21
87°
77°
22
87°
77°
23
86°
76°
24
86°
77°
25
86°
77°
26
86°
76°
27
86°
77°
28
87°
76°
29
88°
75°
30
87°
74°
31
88°
74°
1
89°
75°
2
87°
74°
3
86°
75°
4
86°
73°
5
89°
74°
6
90°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Miami International Airport
Miami International Airport's May 2026 forecast shows daily high temperatures ranging from 83° to 90°, with overnight lows between 71° and 80°. The average high for May is 86° with an average low of 75°. 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 Miami International Airport. See also: June | July | August.
