S
M
T
W
T
F
S
26
92°
71°
27
93°
72°
28
94°
72°
29
96°
73°
30
94°
72°
31
94°
72°
1
93°
73°
2
94°
72°
3
96°
72°
4
97°
73°
5
99°
74°
6
95°
73°
7
95°
72°
8
94°
72°
9
94°
73°
10
95°
72°
11
94°
72°
12
95°
73°
13
94°
71°
14
95°
72°
15
95°
71°
16
96°
71°
17
96°
73°
18
95°
73°
19
97°
74°
20
93°
74°
21
95°
73°
22
94°
71°
23
93°
71°
24
97°
73°
25
97°
72°
26
95°
72°
27
92°
73°
28
94°
74°
29
92°
70°
30
95°
71°
31
96°
72°
1
95°
71°
2
93°
73°
3
94°
71°
4
94°
70°
5
92°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Shelby
Shelby's August 2026 forecast shows daily high temperatures ranging from 92° to 99°, with overnight lows between 70° and 74°. The average high for August is 95° with an average low of 72°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Shelby. See also: September | October | November.