S
M
T
W
T
F
S
26
66°
41°
27
71°
42°
28
62°
49°
29
49°
42°
30
52°
35°
1
48°
31°
2
55°
30°
3
64°
37°
4
77°
45°
5
60°
44°
6
54°
36°
7
54°
37°
8
65°
32°
9
66°
43°
10
59°
34°
11
58°
37°
12
62°
32°
13
55°
43°
14
68°
42°
15
72°
39°
16
84°
54°
17
79°
55°
18
86°
68°
19
80°
43°
20
60°
36°
21
59°
41°
22
62°
50°
23
62°
51°
24
68°
55°
25
78°
56°
26
76°
55°
27
77°
55°
28
77°
52°
29
76°
53°
30
79°
52°
31
78°
63°
1
74°
57°
2
76°
56°
3
70°
55°
4
70°
53°
5
71°
57°
6
75°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Union Charter Township
Union Charter Township's May 2026 forecast shows daily high temperatures ranging from 59° to 86°, with overnight lows between 36° and 68°. The average high for May is 73° with an average low of 53°. 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 Union Charter Township. See also: June | July | August.