S
M
T
W
T
F
S
26
80°
44°
27
65°
57°
28
60°
51°
29
61°
42°
30
62°
36°
1
57°
40°
2
58°
40°
3
69°
43°
4
76°
48°
5
55°
46°
6
58°
39°
7
65°
47°
8
61°
51°
9
78°
51°
10
65°
44°
11
70°
45°
12
68°
46°
13
67°
46°
14
71°
55°
15
74°
52°
16
75°
56°
17
77°
58°
18
79°
60°
19
80°
58°
20
75°
53°
21
67°
48°
22
68°
50°
23
70°
50°
24
71°
54°
25
71°
53°
26
72°
51°
27
72°
53°
28
73°
52°
29
74°
53°
30
78°
57°
31
79°
59°
1
81°
60°
2
78°
59°
3
82°
62°
4
83°
63°
5
83°
63°
6
81°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Delavan Township
Delavan Township's May 2026 forecast shows daily high temperatures ranging from 61° to 83°, with overnight lows between 44° and 63°. The average high for May is 74° 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 Delavan Township. See also: June | July | August.