S
M
T
W
T
F
S
26
77°
56°
27
80°
57°
28
82°
64°
29
85°
58°
30
86°
56°
31
84°
58°
1
83°
56°
2
79°
56°
3
78°
55°
4
77°
55°
5
78°
56°
6
77°
55°
7
77°
57°
8
78°
59°
9
76°
55°
10
80°
60°
11
83°
62°
12
79°
63°
13
83°
54°
14
79°
53°
15
74°
53°
16
75°
58°
17
74°
56°
18
79°
55°
19
78°
61°
20
79°
62°
21
83°
62°
22
84°
61°
23
85°
60°
24
84°
56°
25
83°
51°
26
78°
55°
27
74°
59°
28
80°
59°
29
82°
60°
30
82°
59°
31
83°
54°
1
82°
50°
2
79°
56°
3
78°
49°
4
73°
49°
5
78°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Sheldon
Sheldon's August 2026 forecast shows daily high temperatures ranging from 73° to 86°, with overnight lows between 49° and 64°. The average high for August is 80° with an average low of 57°. 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 Sheldon. See also: September | October | November.