S
M
T
W
T
F
S
26
56°
40°
27
45°
38°
28
58°
35°
29
63°
39°
30
64°
41°
1
68°
46°
2
75°
44°
3
79°
50°
4
77°
57°
5
62°
53°
6
65°
43°
7
77°
50°
8
79°
50°
9
75°
49°
10
82°
50°
11
92°
55°
12
93°
60°
13
91°
52°
14
77°
51°
15
80°
54°
16
74°
49°
17
57°
39°
18
62°
47°
19
75°
52°
20
77°
55°
21
78°
57°
22
84°
61°
23
86°
61°
24
83°
57°
25
81°
58°
26
78°
53°
27
74°
50°
28
71°
49°
29
73°
51°
30
76°
52°
31
81°
54°
1
84°
60°
2
85°
60°
3
86°
61°
4
87°
61°
5
75°
54°
6
78°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Midvale
Midvale's May 2026 forecast shows daily high temperatures ranging from 57° to 91°, with overnight lows between 39° and 61°. The average high for May is 78° with an average low of 54°. 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 Midvale. See also: June | July | August.