S
M
T
W
T
F
S
26
68°
43°
27
64°
52°
28
59°
52°
29
61°
37°
30
55°
32°
1
50°
36°
2
54°
32°
3
66°
45°
4
76°
50°
5
53°
40°
6
56°
39°
7
58°
40°
8
56°
39°
9
61°
40°
10
62°
44°
11
63°
43°
12
66°
43°
13
68°
47°
14
68°
46°
15
66°
47°
16
71°
49°
17
73°
53°
18
67°
51°
19
74°
54°
20
72°
54°
21
72°
45°
22
66°
45°
23
66°
46°
24
68°
47°
25
67°
48°
26
67°
47°
27
68°
48°
28
69°
48°
29
70°
52°
30
71°
58°
31
75°
54°
1
71°
51°
2
74°
56°
3
76°
59°
4
78°
59°
5
79°
60°
6
81°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Shelby
Shelby's May 2026 forecast shows daily high temperatures ranging from 53° to 81°, with overnight lows between 39° and 61°. 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 Shelby. See also: June | July | August.