S
M
T
W
T
F
S
26
92°
70°
27
86°
69°
28
89°
68°
29
82°
66°
30
82°
68°
31
83°
66°
1
84°
69°
2
90°
69°
3
90°
68°
4
89°
68°
5
89°
67°
6
90°
69°
7
91°
70°
8
89°
69°
9
90°
66°
10
81°
62°
11
84°
67°
12
82°
67°
13
86°
66°
14
82°
60°
15
80°
59°
16
80°
59°
17
81°
60°
18
81°
62°
19
83°
64°
20
85°
66°
21
85°
65°
22
82°
65°
23
87°
66°
24
87°
61°
25
88°
59°
26
87°
63°
27
85°
64°
28
83°
57°
29
80°
56°
30
78°
59°
31
79°
61°
1
81°
58°
2
79°
53°
3
78°
51°
4
75°
53°
5
76°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Mount Sterling
Mount Sterling's August 2026 forecast shows daily high temperatures ranging from 75° to 92°, with overnight lows between 51° and 70°. The average high for August is 84° with an average low of 63°. 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 Mount Sterling. See also: September | October | November.