S
M
T
W
T
F
S
26
60°
46°
27
59°
48°
28
65°
50°
29
69°
49°
30
71°
47°
1
62°
41°
2
60°
43°
3
61°
42°
4
67°
50°
5
67°
52°
6
70°
51°
7
72°
46°
8
63°
42°
9
62°
47°
10
64°
52°
11
66°
52°
12
72°
54°
13
74°
55°
14
77°
56°
15
76°
54°
16
73°
51°
17
72°
49°
18
66°
46°
19
70°
55°
20
72°
54°
21
67°
53°
22
70°
50°
23
71°
52°
24
70°
50°
25
74°
53°
26
77°
54°
27
76°
55°
28
72°
56°
29
79°
57°
30
81°
58°
31
83°
60°
1
84°
58°
2
85°
60°
3
85°
61°
4
84°
61°
5
82°
62°
6
77°
58°
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 59° to 85°, with overnight lows between 41° and 62°. The average high for May is 72° with an average low of 52°. 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.