S
M
T
W
T
F
S
26
90°
73°
27
84°
73°
28
86°
75°
29
86°
76°
30
82°
74°
1
86°
74°
2
86°
73°
3
86°
73°
4
89°
73°
5
86°
75°
6
86°
75°
7
88°
75°
8
86°
75°
9
88°
75°
10
88°
75°
11
86°
75°
12
86°
75°
13
86°
73°
14
86°
73°
15
86°
75°
16
82°
76°
17
91°
75°
18
88°
75°
19
87°
75°
20
88°
74°
21
88°
74°
22
89°
76°
23
89°
73°
24
89°
72°
25
88°
73°
26
86°
70°
27
88°
70°
28
87°
71°
29
86°
70°
30
86°
70°
31
87°
71°
1
87°
72°
2
88°
71°
3
87°
72°
4
87°
72°
5
88°
71°
6
87°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Arecibo
Arecibo's May 2026 forecast shows daily high temperatures ranging from 82° to 91°, with overnight lows between 70° and 76°. The average high for May is 87° with an average low of 72°. 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 Arecibo. See also: June | July | August.
