S
M
T
W
T
F
S
26
61°
43°
27
67°
45°
28
67°
52°
29
53°
43°
30
57°
41°
1
51°
37°
2
51°
37°
3
61°
47°
4
70°
54°
5
62°
44°
6
57°
41°
7
52°
37°
8
56°
43°
9
59°
44°
10
64°
46°
11
61°
44°
12
62°
46°
13
65°
45°
14
61°
48°
15
64°
46°
16
63°
44°
17
64°
52°
18
70°
54°
19
70°
54°
20
71°
55°
21
74°
55°
22
73°
56°
23
75°
52°
24
67°
48°
25
66°
50°
26
68°
56°
27
75°
55°
28
72°
56°
29
70°
54°
30
69°
51°
31
72°
49°
1
68°
53°
2
68°
54°
3
69°
51°
4
70°
49°
5
69°
50°
6
70°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Allen Park
Allen Park's May 2026 forecast shows daily high temperatures ranging from 51° to 75°, with overnight lows between 37° and 56°. The average high for May is 66° with an average low of 49°. 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 Allen Park. See also: June | July | August.