S
M
T
W
T
F
S
26
81°
49°
27
85°
49°
28
82°
54°
29
71°
63°
30
76°
59°
31
N/A
1
83°
61°
2
82°
66°
3
77°
59°
4
81°
59°
5
78°
60°
6
79°
61°
7
85°
60°
8
83°
56°
9
83°
60°
10
80°
57°
11
78°
56°
12
77°
55°
13
76°
54°
14
79°
57°
15
73°
52°
16
72°
50°
17
73°
57°
18
73°
56°
19
72°
52°
20
72°
50°
21
73°
55°
22
72°
54°
23
72°
52°
24
73°
49°
25
72°
52°
26
72°
51°
27
71°
49°
28
71°
48°
29
70°
47°
30
70°
47°
31
74°
54°
1
76°
56°
2
76°
56°
3
73°
51°
4
70°
48°
5
70°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Cilleyville
Cilleyville's August 2026 forecast shows daily high temperatures ranging from 70° to 85°, with overnight lows between 46° and 66°. The average high for August is 75° with an average low of 54°. 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 Cilleyville. See also: September | October | November.