S
M
T
W
T
F
S
26
85°
83°
27
91°
80°
28
90°
80°
29
91°
79°
30
85°
82°
1
84°
82°
2
84°
83°
3
85°
82°
4
84°
83°
5
84°
83°
6
85°
82°
7
84°
81°
8
84°
83°
9
84°
82°
10
84°
82°
11
85°
84°
12
84°
82°
13
86°
84°
14
85°
83°
15
85°
82°
16
86°
83°
17
85°
83°
18
85°
84°
19
86°
84°
20
85°
83°
21
85°
83°
22
86°
84°
23
85°
83°
24
85°
84°
25
86°
84°
26
85°
82°
27
85°
84°
28
86°
84°
29
87°
82°
30
88°
82°
31
87°
83°
1
87°
82°
2
86°
83°
3
87°
83°
4
88°
84°
5
89°
83°
6
89°
84°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Medellin
Medellin's May 2026 forecast shows daily high temperatures ranging from 84° to 91°, with overnight lows between 79° and 84°. The average high for May is 86° with an average low of 83°. 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 Medellin. See also: June | July | August.