S
M
T
W
T
F
S
26
63°
40°
27
72°
41°
28
64°
48°
29
51°
35°
30
50°
32°
1
48°
29°
2
52°
31°
3
59°
42°
4
57°
36°
5
58°
42°
6
59°
37°
7
52°
35°
8
53°
36°
9
55°
37°
10
56°
38°
11
57°
40°
12
58°
43°
13
61°
42°
14
65°
44°
15
61°
40°
16
62°
38°
17
63°
48°
18
65°
49°
19
69°
49°
20
71°
50°
21
72°
49°
22
64°
50°
23
66°
46°
24
64°
42°
25
65°
47°
26
66°
51°
27
68°
52°
28
70°
50°
29
67°
46°
30
68°
46°
31
67°
43°
1
66°
47°
2
66°
46°
3
67°
45°
4
68°
45°
5
68°
48°
6
69°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Gladwin
Gladwin's May 2026 forecast shows daily high temperatures ranging from 48° to 72°, with overnight lows between 29° and 52°. The average high for May is 62° with an average low of 43°. 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 Gladwin. See also: June | July | August.