S
M
T
W
T
F
S
26
64°
44°
27
58°
44°
28
57°
41°
29
55°
38°
30
52°
36°
1
55°
40°
2
67°
39°
3
71°
52°
4
64°
42°
5
53°
37°
6
46°
32°
7
59°
33°
8
72°
44°
9
62°
49°
10
61°
43°
11
69°
40°
12
71°
55°
13
73°
44°
14
80°
50°
15
88°
61°
16
80°
57°
17
72°
54°
18
66°
54°
19
55°
43°
20
61°
39°
21
66°
46°
22
65°
51°
23
65°
53°
24
83°
50°
25
86°
61°
26
88°
70°
27
89°
67°
28
84°
64°
29
89°
68°
30
82°
62°
31
80°
64°
1
82°
65°
2
87°
64°
3
87°
67°
4
80°
64°
5
80°
63°
6
77°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Windom
Windom's May 2026 forecast shows daily high temperatures ranging from 77° to 89°, with overnight lows between 62° and 68°. The average high for May is 83° with an average low of 64°. 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 Windom. See also: June | July | August.