S
M
T
W
T
F
S
26
86°
68°
27
92°
74°
28
81°
70°
29
70°
59°
30
63°
58°
1
64°
53°
2
80°
49°
3
82°
50°
4
82°
55°
5
87°
65°
6
64°
55°
7
74°
51°
8
80°
56°
9
91°
67°
10
82°
63°
11
80°
59°
12
89°
56°
13
94°
57°
14
92°
62°
15
89°
66°
16
89°
68°
17
88°
73°
18
91°
76°
19
85°
65°
20
88°
64°
21
80°
67°
22
90°
68°
23
86°
65°
24
87°
68°
25
88°
68°
26
88°
67°
27
76°
67°
28
85°
68°
29
86°
71°
30
87°
71°
31
84°
67°
1
82°
68°
2
80°
64°
3
83°
67°
4
84°
67°
5
87°
70°
6
85°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Heath
Heath's May 2026 forecast shows daily high temperatures ranging from 76° to 88°, with overnight lows between 64° and 71°. The average high for May is 84° with an average low of 68°. 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 Heath. See also: June | July | August.