S
M
T
W
T
F
S
26
57°
41°
27
57°
37°
28
61°
34°
29
72°
34°
30
72°
37°
1
73°
39°
2
72°
45°
3
72°
46°
4
57°
45°
5
68°
45°
6
77°
45°
7
79°
45°
8
81°
43°
9
81°
46°
10
88°
45°
11
88°
48°
12
90°
52°
13
75°
54°
14
82°
45°
15
79°
48°
16
72°
52°
17
52°
36°
18
63°
30°
19
70°
32°
20
79°
39°
21
81°
50°
22
81°
50°
23
82°
50°
24
82°
52°
25
81°
50°
26
61°
43°
27
57°
41°
28
57°
43°
29
63°
43°
30
72°
41°
31
77°
45°
1
82°
45°
2
86°
48°
3
86°
50°
4
90°
50°
5
90°
52°
6
81°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Diamond Peak
Diamond Peak's May 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Diamond Peak. See also: June | July | August.