S
M
T
W
T
F
S
26
77°
40°
27
81°
43°
28
71°
44°
29
73°
46°
30
73°
45°
1
74°
45°
2
65°
39°
3
65°
42°
4
66°
41°
5
66°
46°
6
68°
46°
7
75°
45°
8
76°
48°
9
77°
48°
10
76°
49°
11
76°
48°
12
75°
47°
13
73°
47°
14
70°
46°
15
70°
48°
16
73°
48°
17
72°
47°
18
70°
46°
19
70°
46°
20
71°
49°
21
74°
51°
22
72°
50°
23
74°
49°
24
75°
50°
25
75°
48°
26
81°
51°
27
82°
52°
28
81°
53°
29
82°
54°
30
84°
53°
31
84°
53°
1
85°
54°
2
86°
53°
3
85°
55°
4
85°
55°
5
84°
54°
6
83°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Hilltop
Hilltop's May 2026 forecast shows daily high temperatures ranging from 65° to 86°, with overnight lows between 39° and 56°. The average high for May is 76° with an average low of 48°. 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 Hilltop. See also: June | July | August.