S
M
T
W
T
F
S
26
81°
57°
27
80°
58°
28
71°
58°
29
83°
61°
30
71°
56°
1
70°
52°
2
64°
42°
3
69°
44°
4
78°
52°
5
79°
60°
6
76°
58°
7
65°
41°
8
66°
48°
9
73°
53°
10
74°
55°
11
73°
55°
12
72°
52°
13
75°
54°
14
75°
56°
15
76°
54°
16
73°
53°
17
76°
56°
18
76°
58°
19
79°
58°
20
79°
59°
21
74°
53°
22
74°
51°
23
72°
50°
24
72°
52°
25
74°
55°
26
75°
52°
27
73°
52°
28
74°
53°
29
76°
54°
30
76°
58°
31
77°
61°
1
79°
62°
2
77°
61°
3
77°
59°
4
78°
57°
5
81°
62°
6
83°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Middle Valley
Middle Valley's May 2026 forecast shows daily high temperatures ranging from 64° to 83°, with overnight lows between 41° and 63°. The average high for May is 75° with an average low of 55°. 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 Middle Valley. See also: June | July | August.