S
M
T
W
T
F
S
26
77°
55°
27
77°
55°
28
75°
57°
29
72°
55°
30
70°
50°
1
75°
52°
2
66°
57°
3
66°
54°
4
68°
48°
5
64°
46°
6
68°
45°
7
64°
52°
8
63°
50°
9
61°
50°
10
59°
46°
11
64°
43°
12
63°
48°
13
66°
48°
14
70°
50°
15
61°
48°
16
68°
43°
17
73°
50°
18
76°
53°
19
80°
57°
20
87°
61°
21
91°
63°
22
93°
63°
23
91°
59°
24
87°
58°
25
81°
58°
26
84°
59°
27
86°
60°
28
87°
61°
29
86°
60°
30
87°
62°
31
78°
57°
1
79°
58°
2
80°
58°
3
81°
59°
4
81°
60°
5
82°
60°
6
82°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Madrid
Madrid's May 2026 forecast shows daily high temperatures ranging from 76° to 93°, with overnight lows between 53° and 63°. The average high for May is 84° with an average low of 59°. 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 Madrid. See also: June | July | August.