S
M
T
W
T
F
S
26
56°
36°
27
52°
31°
28
54°
35°
29
54°
32°
30
55°
31°
1
55°
32°
2
54°
33°
3
55°
38°
4
57°
34°
5
54°
33°
6
56°
35°
7
57°
39°
8
61°
35°
9
57°
36°
10
56°
35°
11
57°
35°
12
59°
43°
13
66°
46°
14
61°
46°
15
65°
45°
16
70°
43°
17
61°
41°
18
63°
43°
19
67°
49°
20
72°
48°
21
72°
44°
22
63°
42°
23
63°
41°
24
64°
42°
25
67°
44°
26
75°
49°
27
76°
48°
28
75°
50°
29
72°
49°
30
68°
45°
31
68°
47°
1
73°
43°
2
68°
41°
3
66°
41°
4
65°
45°
5
69°
49°
6
73°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in West Valley
West Valley's May 2026 forecast shows daily high temperatures ranging from 52° to 76°, with overnight lows between 31° and 53°. The average high for May is 63° with an average low of 41°. 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 West Valley. See also: June | July | August.
