S
M
T
W
T
F
S
26
79°
54°
27
81°
54°
28
77°
52°
29
75°
57°
30
72°
52°
1
77°
48°
2
70°
57°
3
70°
54°
4
68°
48°
5
66°
48°
6
67°
49°
7
65°
49°
8
68°
51°
9
63°
47°
10
63°
47°
11
65°
47°
12
66°
44°
13
67°
45°
14
64°
46°
15
64°
44°
16
73°
50°
17
73°
51°
18
74°
50°
19
65°
46°
20
74°
51°
21
75°
53°
22
75°
48°
23
68°
47°
24
69°
47°
25
75°
50°
26
76°
55°
27
77°
53°
28
74°
48°
29
69°
49°
30
70°
52°
31
69°
53°
1
70°
52°
2
71°
55°
3
72°
54°
4
72°
56°
5
74°
57°
6
73°
58°
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 63° to 77°, with overnight lows between 44° and 58°. The average high for May is 70° 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.