S
M
T
W
T
F
S
26
70°
49°
27
66°
47°
28
73°
50°
29
67°
52°
30
69°
52°
1
71°
50°
2
70°
47°
3
69°
52°
4
73°
48°
5
71°
52°
6
78°
58°
7
77°
57°
8
75°
57°
9
74°
56°
10
71°
52°
11
72°
49°
12
70°
48°
13
70°
49°
14
71°
56°
15
73°
53°
16
74°
54°
17
80°
59°
18
75°
51°
19
72°
51°
20
73°
55°
21
74°
61°
22
77°
62°
23
81°
62°
24
80°
61°
25
80°
63°
26
83°
63°
27
83°
60°
28
77°
57°
29
86°
62°
30
87°
62°
31
86°
58°
1
84°
57°
2
85°
58°
3
82°
59°
4
79°
61°
5
80°
62°
6
80°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cadiz
Cadiz's May 2026 forecast shows daily high temperatures ranging from 66° to 87°, with overnight lows between 47° and 64°. The average high for May is 76° with an average low of 56°. 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 Cadiz. See also: June | July | August.