S
M
T
W
T
F
S
26
72°
45°
27
73°
43°
28
75°
50°
29
79°
57°
30
73°
64°
1
70°
57°
2
75°
59°
3
73°
57°
4
70°
63°
5
70°
59°
6
73°
54°
7
70°
54°
8
68°
59°
9
68°
57°
10
72°
57°
11
73°
63°
12
72°
50°
13
72°
54°
14
77°
55°
15
66°
54°
16
70°
45°
17
69°
53°
18
72°
57°
19
74°
57°
20
73°
55°
21
75°
56°
22
74°
59°
23
76°
60°
24
78°
58°
25
77°
60°
26
76°
60°
27
76°
59°
28
77°
61°
29
78°
60°
30
66°
65°
31
67°
64°
1
66°
64°
2
66°
65°
3
67°
64°
4
66°
66°
5
67°
66°
6
69°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in S' Illot
S' Illot's May 2026 forecast shows daily high temperatures ranging from 66° to 78°, with overnight lows between 53° and 66°. The average high for May is 72° with an average low of 61°. 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 S' Illot. See also: June | July | August.