S
M
T
W
T
F
S
26
71°
58°
27
73°
59°
28
73°
59°
29
68°
58°
30
68°
59°
1
69°
59°
2
69°
58°
3
70°
59°
4
71°
60°
5
72°
59°
6
74°
60°
7
75°
61°
8
75°
61°
9
74°
62°
10
75°
61°
11
72°
61°
12
73°
62°
13
75°
62°
14
76°
61°
15
76°
63°
16
77°
64°
17
78°
64°
18
78°
63°
19
77°
64°
20
76°
64°
21
77°
63°
22
76°
60°
23
75°
62°
24
75°
61°
25
76°
62°
26
76°
63°
27
79°
62°
28
79°
63°
29
77°
63°
30
77°
62°
31
78°
64°
1
78°
64°
2
79°
63°
3
79°
65°
4
78°
64°
5
81°
65°
6
80°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Heraklion
Heraklion's May 2026 forecast shows daily high temperatures ranging from 68° to 81°, with overnight lows between 58° and 65°. The average high for May is 75° 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 Heraklion. See also: June | July | August.
