S
M
T
W
T
F
S
26
83°
67°
27
79°
65°
28
79°
62°
29
80°
64°
30
81°
68°
31
84°
68°
1
82°
67°
2
80°
67°
3
86°
65°
4
80°
60°
5
80°
62°
6
81°
60°
7
80°
59°
8
79°
60°
9
79°
58°
10
80°
60°
11
81°
66°
12
85°
67°
13
86°
61°
14
83°
59°
15
80°
62°
16
80°
65°
17
81°
58°
18
79°
61°
19
79°
59°
20
80°
59°
21
82°
63°
22
85°
65°
23
85°
64°
24
86°
65°
25
86°
65°
26
87°
64°
27
85°
63°
28
84°
64°
29
85°
63°
30
82°
57°
31
79°
54°
1
77°
54°
2
77°
55°
3
78°
56°
4
78°
55°
5
77°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Circleville
Circleville's August 2026 forecast shows daily high temperatures ranging from 77° to 87°, with overnight lows between 54° and 68°. The average high for August is 81° with an average low of 62°. 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 Circleville. See also: September | October | November.