S
M
T
W
T
F
S
26
85°
60°
27
85°
61°
28
80°
62°
29
88°
65°
30
79°
65°
1
68°
55°
2
74°
51°
3
75°
47°
4
80°
53°
5
83°
63°
6
87°
71°
7
77°
63°
8
77°
61°
9
82°
62°
10
84°
67°
11
85°
68°
12
81°
62°
13
82°
61°
14
86°
62°
15
88°
64°
16
87°
63°
17
84°
65°
18
84°
67°
19
86°
67°
20
86°
68°
21
83°
67°
22
85°
62°
23
83°
61°
24
83°
62°
25
84°
65°
26
84°
64°
27
85°
63°
28
85°
65°
29
86°
67°
30
87°
69°
31
86°
70°
1
86°
70°
2
87°
71°
3
86°
71°
4
87°
70°
5
87°
71°
6
88°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sullivan Heights
Sullivan Heights's May 2026 forecast shows daily high temperatures ranging from 75° to 88°, with overnight lows between 47° and 71°. The average high for May is 84° with an average low of 65°. 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 Sullivan Heights. See also: June | July | August.