S
M
T
W
T
F
S
26
91°
73°
27
90°
74°
28
90°
73°
29
91°
71°
30
92°
75°
1
86°
76°
2
88°
75°
3
88°
75°
4
88°
75°
5
90°
77°
6
90°
75°
7
88°
76°
8
90°
75°
9
91°
75°
10
95°
75°
11
90°
73°
12
90°
75°
13
91°
75°
14
91°
75°
15
91°
76°
16
91°
76°
17
90°
75°
18
87°
80°
19
84°
79°
20
83°
79°
21
86°
78°
22
85°
79°
23
86°
82°
24
87°
79°
25
86°
78°
26
84°
77°
27
87°
78°
28
86°
79°
29
86°
77°
30
85°
78°
31
87°
79°
1
84°
78°
2
86°
78°
3
86°
77°
4
86°
78°
5
86°
78°
6
86°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Isla Colon
Isla Colon's May 2026 forecast shows daily high temperatures ranging from 83° to 87°, with overnight lows between 77° and 82°. The average high for May is 86° with an average low of 78°. 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 Isla Colon. See also: June | July | August.