S
M
T
W
T
F
S
26
87°
71°
27
88°
71°
28
87°
72°
29
86°
72°
30
87°
71°
1
86°
73°
2
86°
73°
3
87°
72°
4
85°
70°
5
85°
73°
6
84°
72°
7
82°
71°
8
83°
73°
9
84°
73°
10
84°
74°
11
87°
74°
12
86°
73°
13
87°
73°
14
83°
74°
15
84°
75°
16
86°
74°
17
85°
75°
18
85°
75°
19
86°
74°
20
84°
75°
21
86°
76°
22
86°
76°
23
85°
75°
24
85°
76°
25
86°
76°
26
85°
75°
27
86°
76°
28
85°
75°
29
87°
73°
30
87°
73°
31
87°
75°
1
88°
74°
2
87°
73°
3
85°
74°
4
86°
73°
5
88°
73°
6
89°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Boca Raton
Boca Raton's May 2026 forecast shows daily high temperatures ranging from 82° to 89°, with overnight lows between 70° and 76°. The average high for May is 86° with an average low of 74°. 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 Boca Raton. See also: June | July | August.
