S
M
T
W
T
F
S
26
87°
70°
27
85°
69°
28
84°
74°
29
84°
68°
30
89°
72°
1
87°
70°
2
96°
71°
3
80°
72°
4
80°
74°
5
84°
75°
6
89°
74°
7
90°
75°
8
89°
76°
9
89°
77°
10
90°
76°
11
88°
75°
12
90°
74°
13
90°
75°
14
89°
74°
15
87°
72°
16
88°
74°
17
89°
73°
18
83°
75°
19
84°
75°
20
84°
74°
21
85°
76°
22
85°
75°
23
86°
74°
24
84°
76°
25
84°
76°
26
85°
77°
27
86°
77°
28
85°
76°
29
86°
75°
30
85°
76°
31
83°
75°
1
85°
76°
2
86°
77°
3
86°
76°
4
85°
75°
5
85°
76°
6
86°
76°
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 80° to 90°, with overnight lows between 72° and 77°. 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 Boca Raton. See also: June | July | August.
