S
M
T
W
T
F
S
26
61°
38°
27
70°
38°
28
65°
47°
29
71°
47°
30
62°
41°
1
65°
46°
2
60°
40°
3
58°
39°
4
68°
51°
5
82°
57°
6
70°
51°
7
64°
40°
8
61°
39°
9
64°
47°
10
66°
48°
11
67°
47°
12
65°
48°
13
64°
49°
14
69°
48°
15
66°
50°
16
67°
49°
17
67°
49°
18
68°
53°
19
76°
54°
20
74°
54°
21
71°
53°
22
76°
52°
23
72°
52°
24
76°
53°
25
71°
48°
26
70°
51°
27
69°
55°
28
74°
57°
29
78°
57°
30
77°
56°
31
76°
55°
1
74°
50°
2
70°
50°
3
69°
51°
4
72°
50°
5
71°
51°
6
72°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Plainsboro Township
Plainsboro Township's May 2026 forecast shows daily high temperatures ranging from 58° to 82°, with overnight lows between 39° and 57°. The average high for May is 70° with an average low of 50°. 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 Plainsboro Township. See also: June | July | August.
