S
M
T
W
T
F
S
26
60°
42°
27
64°
45°
28
67°
54°
29
55°
44°
30
55°
42°
1
49°
38°
2
48°
37°
3
65°
36°
4
76°
49°
5
63°
49°
6
55°
45°
7
57°
42°
8
64°
41°
9
71°
49°
10
62°
40°
11
56°
40°
12
61°
36°
13
61°
45°
14
66°
46°
15
69°
41°
16
79°
54°
17
85°
63°
18
89°
66°
19
87°
66°
20
72°
45°
21
62°
40°
22
66°
45°
23
59°
52°
24
68°
55°
25
77°
56°
26
82°
53°
27
82°
61°
28
71°
54°
29
83°
47°
30
70°
50°
31
75°
57°
1
74°
55°
2
74°
54°
3
75°
58°
4
80°
61°
5
84°
64°
6
76°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Grosse Pointe
Grosse Pointe's May 2026 forecast shows daily high temperatures ranging from 70° to 84°, with overnight lows between 50° and 64°. The average high for May is 76° 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 Grosse Pointe. See also: June | July | August.