S
M
T
W
T
F
S
26
79°
60°
27
80°
61°
28
80°
66°
29
79°
65°
30
83°
65°
31
84°
62°
1
86°
65°
2
73°
64°
3
82°
64°
4
78°
59°
5
83°
56°
6
85°
69°
7
80°
68°
8
80°
67°
9
81°
64°
10
80°
65°
11
83°
57°
12
81°
60°
13
80°
59°
14
76°
51°
15
75°
57°
16
75°
58°
17
78°
56°
18
79°
62°
19
76°
59°
20
77°
59°
21
76°
60°
22
78°
59°
23
75°
58°
24
76°
57°
25
74°
60°
26
77°
61°
27
76°
60°
28
77°
56°
29
69°
53°
30
68°
53°
31
68°
54°
1
69°
53°
2
69°
56°
3
71°
59°
4
71°
59°
5
74°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Shannonville
Shannonville's August 2026 forecast shows daily high temperatures ranging from 68° to 83°, with overnight lows between 51° and 62°. The average high for August is 75° with an average low of 57°. 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 Shannonville. See also: September | October | November.