S
M
T
W
T
F
S
26
N/A
27
72°
51°
28
71°
56°
29
63°
40°
30
55°
35°
1
51°
32°
2
50°
31°
3
58°
41°
4
63°
47°
5
69°
48°
6
65°
45°
7
63°
46°
8
64°
44°
9
66°
45°
10
64°
41°
11
65°
43°
12
68°
50°
13
68°
43°
14
64°
42°
15
63°
42°
16
63°
43°
17
64°
43°
18
66°
46°
19
74°
48°
20
70°
44°
21
67°
44°
22
68°
45°
23
67°
45°
24
73°
55°
25
77°
54°
26
71°
49°
27
68°
47°
28
69°
47°
29
73°
51°
30
78°
55°
31
79°
56°
1
79°
57°
2
80°
58°
3
81°
59°
4
81°
56°
5
75°
51°
6
74°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Scottdale
Scottdale's May 2026 forecast shows daily high temperatures ranging from 50° to 81°, with overnight lows between 31° and 59°. The average high for May is 68° with an average low of 47°. 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 Scottdale. See also: June | July | August.