S
M
T
W
T
F
S
26
86°
64°
27
87°
63°
28
86°
63°
29
86°
65°
30
87°
65°
1
86°
67°
2
87°
65°
3
86°
64°
4
85°
65°
5
86°
64°
6
85°
63°
7
85°
62°
8
86°
61°
9
85°
61°
10
85°
62°
11
86°
65°
12
84°
65°
13
85°
64°
14
85°
63°
15
84°
62°
16
85°
61°
17
84°
63°
18
86°
61°
19
86°
60°
20
86°
60°
21
85°
61°
22
84°
60°
23
85°
59°
24
85°
59°
25
86°
60°
26
85°
60°
27
85°
61°
28
86°
61°
29
86°
62°
30
87°
60°
31
85°
61°
1
87°
62°
2
88°
61°
3
88°
61°
4
87°
60°
5
87°
60°
6
86°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Colca
Colca's May 2026 forecast shows daily high temperatures ranging from 84° to 88°, with overnight lows between 59° and 67°. The average high for May is 86° with an average low of 62°. 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 Colca. See also: June | July | August.