S
M
T
W
T
F
S
26
88°
68°
27
87°
68°
28
87°
70°
29
86°
69°
30
87°
68°
1
88°
66°
2
84°
66°
3
85°
69°
4
85°
70°
5
86°
70°
6
86°
69°
7
85°
70°
8
87°
70°
9
86°
69°
10
87°
70°
11
87°
71°
12
88°
71°
13
88°
70°
14
89°
71°
15
88°
71°
16
89°
70°
17
86°
71°
18
86°
71°
19
87°
70°
20
87°
72°
21
86°
72°
22
87°
71°
23
87°
72°
24
88°
72°
25
87°
69°
26
87°
70°
27
88°
73°
28
91°
73°
29
91°
72°
30
92°
74°
31
92°
73°
1
92°
71°
2
92°
72°
3
91°
71°
4
92°
73°
5
91°
72°
6
92°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Fort Myers
Fort Myers's May 2026 forecast shows daily high temperatures ranging from 84° to 92°, with overnight lows between 66° and 74°. The average high for May is 88° with an average low of 71°. 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 Fort Myers. See also: June | July | August.