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
79°
72°
5
82°
73°
6
84°
75°
7
92°
73°
8
90°
77°
9
91°
77°
10
90°
78°
11
88°
75°
12
87°
76°
13
88°
74°
14
89°
76°
15
90°
78°
16
90°
75°
17
89°
76°
18
89°
75°
19
87°
75°
20
88°
72°
21
87°
75°
22
87°
76°
23
86°
76°
24
86°
75°
25
83°
76°
26
84°
76°
27
85°
75°
28
84°
75°
29
85°
76°
30
85°
77°
31
86°
76°
1
86°
77°
2
87°
77°
3
87°
76°
4
86°
77°
5
86°
77°
6
85°
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 83° to 92°, with overnight lows between 72° and 78°. The average high for May is 87° with an average low of 76°. 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.
