S
M
T
W
T
F
S
26
57°
45°
27
73°
41°
28
65°
47°
29
53°
45°
30
58°
42°
1
51°
39°
2
50°
33°
3
65°
32°
4
74°
56°
5
60°
43°
6
59°
40°
7
56°
39°
8
63°
47°
9
64°
46°
10
64°
44°
11
63°
45°
12
62°
46°
13
66°
52°
14
64°
49°
15
66°
49°
16
71°
53°
17
74°
50°
18
72°
55°
19
73°
54°
20
74°
53°
21
74°
50°
22
68°
47°
23
66°
47°
24
68°
48°
25
68°
50°
26
69°
49°
27
69°
49°
28
70°
50°
29
70°
50°
30
71°
54°
31
76°
56°
1
71°
52°
2
73°
53°
3
76°
60°
4
77°
59°
5
78°
61°
6
82°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Grand Rapids
Grand Rapids's May 2026 forecast shows daily high temperatures ranging from 56° to 82°, with overnight lows between 39° and 62°. The average high for May is 69° with an average low of 51°. 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 Grand Rapids. See also: June | July | August.
