S
M
T
W
T
F
S
26
83°
50°
27
85°
52°
28
84°
52°
29
85°
53°
30
84°
52°
1
85°
53°
2
85°
53°
3
86°
54°
4
86°
54°
5
83°
53°
6
85°
54°
7
87°
55°
8
87°
54°
9
88°
54°
10
88°
55°
11
90°
56°
12
90°
57°
13
91°
58°
14
91°
58°
15
90°
57°
16
91°
58°
17
87°
58°
18
89°
54°
19
92°
51°
20
88°
48°
21
86°
44°
22
83°
50°
23
89°
48°
24
89°
49°
25
87°
50°
26
88°
46°
27
87°
48°
28
87°
48°
29
95°
52°
30
97°
56°
31
98°
54°
1
98°
53°
2
97°
55°
3
98°
61°
4
98°
55°
5
93°
56°
6
97°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cornville
Cornville's May 2026 forecast shows daily high temperatures ranging from 83° to 98°, with overnight lows between 44° and 61°. The average high for May is 89° with an average low of 53°. 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 Cornville. See also: June | July | August.