S
M
T
W
T
F
S
26
78°
57°
27
82°
57°
28
80°
56°
29
82°
58°
30
83°
58°
31
84°
57°
1
83°
56°
2
74°
53°
3
79°
57°
4
84°
57°
5
82°
58°
6
83°
57°
7
74°
56°
8
78°
55°
9
80°
56°
10
81°
56°
11
82°
57°
12
79°
56°
13
75°
56°
14
78°
55°
15
75°
55°
16
77°
54°
17
78°
55°
18
81°
55°
19
81°
54°
20
80°
53°
21
78°
56°
22
83°
52°
23
82°
48°
24
74°
45°
25
71°
44°
26
70°
45°
27
71°
47°
28
71°
45°
29
70°
50°
30
72°
48°
31
79°
44°
1
70°
51°
2
78°
51°
3
78°
48°
4
69°
49°
5
72°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Sheridan South
Sheridan South's August 2026 forecast shows daily high temperatures ranging from 69° to 84°, with overnight lows between 44° and 58°. The average high for August is 78° 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 August weather will actually feel in Sheridan South. See also: September | October | November.