S
M
T
W
T
F
S
26
57°
45°
27
71°
44°
28
70°
50°
29
53°
43°
30
53°
41°
1
46°
39°
2
47°
34°
3
61°
33°
4
74°
50°
5
68°
47°
6
54°
43°
7
56°
40°
8
59°
43°
9
71°
51°
10
59°
47°
11
57°
39°
12
65°
37°
13
63°
45°
14
58°
45°
15
64°
53°
16
72°
61°
17
73°
65°
18
83°
65°
19
82°
60°
20
69°
50°
21
61°
48°
22
67°
50°
23
71°
52°
24
78°
60°
25
79°
63°
26
78°
60°
27
74°
54°
28
75°
60°
29
76°
60°
30
75°
57°
31
68°
54°
1
69°
51°
2
68°
51°
3
69°
52°
4
70°
56°
5
76°
62°
6
80°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sheffield Lake
Sheffield Lake's May 2026 forecast shows daily high temperatures ranging from 58° to 83°, with overnight lows between 45° and 65°. The average high for May is 72° with an average low of 56°. 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 Sheffield Lake. See also: June | July | August.