S
M
T
W
T
F
S
26
62°
33°
27
66°
34°
28
62°
42°
29
51°
39°
30
51°
33°
1
49°
29°
2
43°
28°
3
59°
27°
4
70°
44°
5
60°
45°
6
50°
35°
7
53°
31°
8
58°
36°
9
63°
40°
10
54°
34°
11
54°
33°
12
57°
28°
13
56°
41°
14
53°
41°
15
66°
45°
16
70°
51°
17
75°
56°
18
84°
63°
19
80°
56°
20
61°
37°
21
58°
40°
22
62°
44°
23
68°
49°
24
66°
49°
25
69°
52°
26
69°
55°
27
70°
53°
28
69°
47°
29
67°
52°
30
72°
50°
31
64°
45°
1
64°
43°
2
63°
43°
3
64°
44°
4
66°
49°
5
70°
54°
6
75°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sheffield
Sheffield's May 2026 forecast shows daily high temperatures ranging from 58° to 84°, with overnight lows between 37° and 63°. The average high for May is 68° with an average low of 49°. 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. See also: June | July | August.