S
M
T
W
T
F
S
26
60°
39°
27
72°
45°
28
58°
41°
29
45°
37°
30
48°
36°
1
46°
31°
2
50°
27°
3
56°
43°
4
71°
41°
5
53°
38°
6
50°
29°
7
49°
28°
8
61°
27°
9
58°
38°
10
56°
28°
11
51°
25°
12
66°
33°
13
52°
34°
14
62°
28°
15
68°
37°
16
74°
55°
17
72°
48°
18
78°
62°
19
73°
46°
20
57°
39°
21
65°
37°
22
70°
43°
23
71°
52°
24
64°
47°
25
76°
44°
26
81°
56°
27
80°
49°
28
71°
48°
29
71°
54°
30
77°
49°
31
69°
49°
1
72°
50°
2
69°
52°
3
71°
54°
4
73°
55°
5
72°
56°
6
75°
60°
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 69° to 81°, with overnight lows between 48° and 60°. The average high for May is 73° with an average low of 53°. 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.