S
M
T
W
T
F
S
26
55°
39°
27
59°
40°
28
63°
45°
29
45°
38°
30
48°
35°
1
42°
31°
2
54°
27°
3
68°
36°
4
79°
42°
5
57°
37°
6
52°
30°
7
52°
32°
8
66°
33°
9
64°
36°
10
60°
31°
11
48°
31°
12
73°
31°
13
59°
35°
14
64°
30°
15
71°
46°
16
83°
57°
17
59°
45°
18
82°
53°
19
72°
47°
20
53°
41°
21
53°
44°
22
55°
48°
23
60°
50°
24
68°
51°
25
71°
52°
26
71°
51°
27
70°
52°
28
72°
52°
29
73°
53°
30
74°
55°
31
74°
56°
1
71°
49°
2
74°
54°
3
65°
52°
4
66°
51°
5
70°
56°
6
74°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sheboygan Falls
Sheboygan Falls's May 2026 forecast shows daily high temperatures ranging from 53° to 74°, with overnight lows between 41° and 56°. The average high for May is 68° 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 Sheboygan Falls. See also: June | July | August.