S
M
T
W
T
F
S
26
67°
29°
27
71°
37°
28
62°
37°
29
49°
34°
30
48°
33°
1
44°
30°
2
51°
18°
3
59°
24°
4
76°
30°
5
57°
37°
6
50°
32°
7
50°
33°
8
59°
38°
9
64°
32°
10
55°
30°
11
52°
30°
12
54°
35°
13
59°
39°
14
64°
43°
15
67°
44°
16
64°
43°
17
61°
42°
18
67°
42°
19
69°
43°
20
62°
41°
21
63°
42°
22
63°
40°
23
64°
42°
24
65°
42°
25
67°
46°
26
67°
46°
27
68°
45°
28
72°
49°
29
74°
51°
30
76°
51°
31
76°
50°
1
70°
49°
2
71°
52°
3
75°
53°
4
78°
54°
5
77°
53°
6
69°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Mio
Mio's May 2026 forecast shows daily high temperatures ranging from 50° to 78°, with overnight lows between 30° and 54°. The average high for May is 65° with an average low of 43°. 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 Mio. See also: June | July | August.