S
M
T
W
T
F
S
26
46°
30°
27
47°
39°
28
48°
35°
29
48°
37°
30
45°
38°
1
44°
39°
2
50°
40°
3
48°
38°
4
51°
40°
5
50°
38°
6
47°
36°
7
49°
29°
8
44°
36°
9
40°
34°
10
45°
36°
11
48°
40°
12
51°
42°
13
49°
39°
14
49°
36°
15
51°
39°
16
52°
41°
17
49°
39°
18
52°
39°
19
50°
38°
20
51°
39°
21
53°
40°
22
52°
39°
23
53°
39°
24
53°
40°
25
50°
40°
26
53°
39°
27
68°
51°
28
57°
42°
29
60°
43°
30
59°
43°
31
54°
42°
1
54°
41°
2
58°
43°
3
59°
44°
4
58°
44°
5
55°
45°
6
54°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Diamond Ridge
Diamond Ridge's May 2026 forecast shows daily high temperatures ranging from 49° to 68°, with overnight lows between 36° and 51°. The average high for May is 54° 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 Diamond Ridge. See also: June | July | August.