S
M
T
W
T
F
S
26
55°
44°
27
68°
35°
28
67°
37°
29
70°
45°
30
73°
50°
1
68°
37°
2
60°
45°
3
64°
41°
4
78°
47°
5
85°
60°
6
71°
62°
7
68°
42°
8
72°
41°
9
78°
52°
10
86°
51°
11
64°
41°
12
73°
37°
13
78°
51°
14
65°
48°
15
73°
41°
16
86°
48°
17
89°
64°
18
97°
70°
19
97°
72°
20
95°
62°
21
66°
53°
22
66°
57°
23
76°
64°
24
74°
61°
25
75°
63°
26
77°
60°
27
76°
59°
28
78°
58°
29
79°
61°
30
82°
59°
31
82°
63°
1
83°
64°
2
80°
64°
3
77°
63°
4
80°
64°
5
79°
61°
6
79°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Flat Iron
Flat Iron's May 2026 forecast shows daily high temperatures ranging from 66° to 97°, with overnight lows between 53° and 72°. The average high for May is 80° with an average low of 62°. 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 Flat Iron. See also: June | July | August.