S
M
T
W
T
F
S
26
79°
59°
27
80°
57°
28
74°
60°
29
73°
55°
30
78°
50°
31
85°
53°
1
80°
64°
2
68°
57°
3
77°
52°
4
81°
60°
5
80°
62°
6
80°
59°
7
77°
61°
8
79°
60°
9
78°
59°
10
76°
57°
11
72°
57°
12
71°
56°
13
73°
54°
14
75°
55°
15
71°
49°
16
70°
51°
17
78°
55°
18
76°
56°
19
79°
55°
20
75°
54°
21
71°
54°
22
77°
56°
23
78°
56°
24
76°
55°
25
76°
55°
26
75°
54°
27
77°
55°
28
75°
54°
29
75°
53°
30
74°
54°
31
76°
53°
1
75°
50°
2
67°
49°
3
67°
50°
4
70°
52°
5
74°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Listowel
Listowel's August 2026 forecast shows daily high temperatures ranging from 67° to 81°, with overnight lows between 49° and 64°. The average high for August is 75° with an average low of 55°. 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 Listowel. See also: September | October | November.