S
M
T
W
T
F
S
26
78°
63°
27
80°
64°
28
81°
63°
29
82°
64°
30
81°
65°
31
82°
65°
1
83°
64°
2
81°
63°
3
77°
59°
4
76°
60°
5
76°
62°
6
77°
62°
7
79°
63°
8
80°
63°
9
81°
64°
10
82°
64°
11
81°
62°
12
80°
63°
13
81°
64°
14
81°
61°
15
81°
63°
16
80°
63°
17
76°
62°
18
81°
64°
19
80°
63°
20
79°
57°
21
81°
55°
22
75°
55°
23
74°
56°
24
75°
57°
25
74°
54°
26
76°
57°
27
74°
54°
28
74°
53°
29
73°
53°
30
73°
52°
31
74°
51°
1
72°
51°
2
71°
53°
3
72°
54°
4
70°
54°
5
71°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Sterling
Sterling's August 2026 forecast shows daily high temperatures ranging from 70° to 83°, with overnight lows between 51° and 65°. The average high for August is 78° with an average low of 59°. 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 Sterling. See also: September | October | November.