S
M
T
W
T
F
S
26
80°
52°
27
78°
54°
28
76°
54°
29
70°
54°
30
68°
49°
1
71°
46°
2
78°
44°
3
80°
50°
4
78°
55°
5
63°
54°
6
64°
53°
7
73°
54°
8
73°
54°
9
80°
52°
10
69°
54°
11
68°
53°
12
67°
49°
13
66°
47°
14
58°
50°
15
54°
48°
16
69°
46°
17
71°
50°
18
72°
49°
19
75°
52°
20
80°
55°
21
81°
57°
22
82°
62°
23
83°
60°
24
88°
61°
25
91°
64°
26
89°
68°
27
86°
66°
28
81°
65°
29
79°
63°
30
82°
67°
31
81°
63°
1
78°
63°
2
81°
64°
3
80°
63°
4
79°
63°
5
79°
63°
6
80°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Milan
Milan's May 2026 forecast shows daily high temperatures ranging from 78° to 89°, with overnight lows between 63° and 68°. The average high for May is 81° with an average low of 64°. 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 Milan. See also: June | July | August.