S
M
T
W
T
F
S
26
61°
38°
27
70°
38°
28
65°
47°
29
71°
47°
30
62°
41°
1
67°
47°
2
64°
45°
3
61°
44°
4
74°
54°
5
85°
63°
6
71°
50°
7
67°
41°
8
67°
51°
9
68°
48°
10
79°
50°
11
63°
42°
12
69°
49°
13
76°
49°
14
67°
47°
15
68°
47°
16
80°
58°
17
85°
58°
18
87°
63°
19
95°
65°
20
85°
55°
21
72°
52°
22
68°
49°
23
70°
50°
24
73°
54°
25
78°
56°
26
80°
59°
27
81°
52°
28
72°
50°
29
70°
52°
30
71°
57°
31
78°
54°
1
72°
51°
2
72°
51°
3
71°
50°
4
72°
50°
5
74°
58°
6
80°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Hightstown
Hightstown's May 2026 forecast shows daily high temperatures ranging from 67° to 95°, with overnight lows between 47° and 65°. The average high for May is 76° with an average low of 54°. 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 Hightstown. See also: June | July | August.