S
M
T
W
T
F
S
26
65°
44°
27
66°
42°
28
63°
44°
29
65°
41°
30
60°
44°
1
60°
48°
2
61°
49°
3
61°
44°
4
62°
39°
5
61°
39°
6
69°
50°
7
73°
46°
8
63°
43°
9
64°
45°
10
63°
43°
11
64°
53°
12
73°
54°
13
70°
53°
14
76°
45°
15
64°
44°
16
66°
51°
17
67°
56°
18
68°
57°
19
71°
52°
20
67°
49°
21
70°
51°
22
76°
57°
23
76°
56°
24
78°
57°
25
78°
55°
26
78°
57°
27
79°
58°
28
80°
55°
29
81°
56°
30
80°
54°
31
81°
50°
1
77°
52°
2
74°
51°
3
73°
52°
4
74°
56°
5
75°
61°
6
83°
56°
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 60° to 83°, with overnight lows between 39° and 61°. The average high for May is 70° with an average low of 50°. 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.