S
M
T
W
T
F
S
26
73°
44°
27
67°
36°
28
70°
38°
29
72°
32°
30
69°
47°
1
56°
39°
2
65°
34°
3
71°
47°
4
75°
53°
5
64°
43°
6
65°
32°
7
73°
38°
8
83°
48°
9
84°
49°
10
82°
49°
11
81°
50°
12
83°
52°
13
89°
53°
14
91°
54°
15
90°
55°
16
79°
46°
17
82°
49°
18
82°
52°
19
83°
51°
20
83°
51°
21
84°
50°
22
74°
50°
23
83°
53°
24
84°
52°
25
78°
50°
26
81°
53°
27
85°
54°
28
85°
53°
29
80°
54°
30
78°
53°
31
79°
54°
1
78°
51°
2
79°
54°
3
82°
54°
4
79°
51°
5
80°
54°
6
83°
53°
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 64° to 91°, with overnight lows between 32° and 55°. The average high for May is 80° with an average low of 50°. 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.