S
M
T
W
T
F
S
26
69°
46°
27
69°
54°
28
64°
52°
29
61°
38°
30
62°
33°
1
54°
38°
2
60°
29°
3
70°
43°
4
82°
44°
5
60°
46°
6
60°
36°
7
64°
31°
8
69°
47°
9
77°
44°
10
67°
40°
11
62°
39°
12
79°
40°
13
66°
39°
14
70°
36°
15
76°
55°
16
83°
61°
17
87°
64°
18
79°
66°
19
80°
59°
20
65°
49°
21
68°
49°
22
73°
55°
23
80°
59°
24
79°
60°
25
84°
53°
26
85°
55°
27
88°
53°
28
79°
53°
29
82°
59°
30
82°
53°
31
77°
53°
1
80°
53°
2
83°
56°
3
82°
60°
4
81°
61°
5
77°
62°
6
80°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Plainfield Township
Plainfield Township's May 2026 forecast shows daily high temperatures ranging from 77° to 83°, with overnight lows between 53° and 62°. The average high for May is 80° with an average low of 57°. 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 Plainfield Township. See also: June | July | August.