S
M
T
W
T
F
S
26
64°
45°
27
55°
42°
28
57°
40°
29
53°
32°
30
49°
28°
1
53°
36°
2
63°
31°
3
70°
45°
4
64°
39°
5
50°
34°
6
44°
30°
7
56°
31°
8
70°
31°
9
59°
38°
10
57°
35°
11
65°
32°
12
70°
50°
13
71°
40°
14
76°
48°
15
86°
57°
16
78°
49°
17
64°
52°
18
66°
54°
19
58°
42°
20
59°
35°
21
65°
41°
22
65°
48°
23
70°
49°
24
80°
45°
25
84°
56°
26
83°
65°
27
88°
57°
28
81°
58°
29
85°
59°
30
80°
62°
31
77°
58°
1
78°
56°
2
83°
56°
3
82°
63°
4
77°
62°
5
79°
64°
6
79°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Glenwood
Glenwood's May 2026 forecast shows daily high temperatures ranging from 77° to 83°, with overnight lows between 56° and 64°. The average high for May is 80° with an average low of 61°. 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 Glenwood. See also: June | July | August.