S
M
T
W
T
F
S
26
61°
40°
27
74°
41°
28
64°
53°
29
53°
43°
30
49°
38°
1
46°
35°
2
45°
32°
3
53°
32°
4
70°
45°
5
66°
48°
6
49°
42°
7
51°
41°
8
53°
43°
9
60°
48°
10
59°
42°
11
51°
37°
12
51°
42°
13
56°
43°
14
58°
44°
15
63°
45°
16
60°
46°
17
59°
44°
18
61°
47°
19
62°
46°
20
60°
41°
21
61°
42°
22
61°
42°
23
62°
44°
24
63°
45°
25
66°
49°
26
68°
47°
27
64°
46°
28
68°
49°
29
65°
49°
30
72°
53°
31
74°
54°
1
73°
53°
2
69°
52°
3
72°
53°
4
75°
55°
5
75°
56°
6
76°
55°
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 49° to 76°, with overnight lows between 37° and 56°. The average high for May is 63° with an average low of 47°. 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.