S
M
T
W
T
F
S
26
65°
46°
27
60°
42°
28
58°
42°
29
55°
38°
30
53°
35°
1
55°
39°
2
66°
40°
3
71°
47°
4
64°
45°
5
53°
38°
6
46°
32°
7
58°
32°
8
73°
39°
9
62°
47°
10
61°
40°
11
69°
39°
12
71°
52°
13
72°
45°
14
80°
48°
15
89°
59°
16
81°
55°
17
71°
55°
18
69°
54°
19
56°
46°
20
61°
38°
21
66°
45°
22
66°
50°
23
67°
52°
24
81°
59°
25
84°
63°
26
87°
63°
27
86°
61°
28
82°
61°
29
83°
61°
30
80°
58°
31
75°
56°
1
79°
58°
2
81°
59°
3
80°
58°
4
81°
60°
5
82°
61°
6
76°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Prescott
Prescott's May 2026 forecast shows daily high temperatures ranging from 75° to 87°, with overnight lows between 55° and 63°. The average high for May is 81° with an average low of 60°. 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 Prescott. See also: June | July | August.