S
M
T
W
T
F
S
26
67°
49°
27
78°
47°
28
75°
59°
29
65°
50°
30
59°
41°
1
56°
34°
2
57°
35°
3
64°
49°
4
73°
56°
5
70°
52°
6
63°
43°
7
57°
39°
8
61°
44°
9
68°
46°
10
68°
48°
11
71°
52°
12
72°
51°
13
70°
49°
14
68°
50°
15
72°
55°
16
70°
54°
17
73°
56°
18
79°
57°
19
79°
58°
20
78°
58°
21
80°
57°
22
79°
59°
23
80°
57°
24
75°
54°
25
74°
57°
26
80°
60°
27
80°
58°
28
75°
59°
29
76°
58°
30
74°
56°
31
78°
60°
1
75°
57°
2
78°
61°
3
79°
56°
4
75°
53°
5
75°
54°
6
76°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Day Heights
Day Heights's May 2026 forecast shows daily high temperatures ranging from 56° to 80°, with overnight lows between 34° and 61°. The average high for May is 72° with an average low of 53°. 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 Day Heights. See also: June | July | August.