S
M
T
W
T
F
S
26
81°
60°
27
82°
62°
28
79°
64°
29
79°
59°
30
84°
55°
31
86°
56°
1
84°
67°
2
70°
61°
3
78°
53°
4
80°
50°
5
84°
52°
6
82°
63°
7
80°
67°
8
85°
64°
9
81°
59°
10
82°
67°
11
80°
63°
12
76°
59°
13
82°
62°
14
83°
60°
15
82°
56°
16
81°
63°
17
79°
57°
18
79°
54°
19
80°
58°
20
79°
52°
21
80°
50°
22
77°
60°
23
70°
56°
24
64°
55°
25
76°
57°
26
77°
55°
27
73°
63°
28
75°
54°
29
81°
63°
30
81°
67°
31
81°
69°
1
86°
68°
2
85°
62°
3
82°
61°
4
80°
60°
5
78°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Strathroy
Strathroy's August 2026 forecast shows daily high temperatures ranging from 75° to 86°, with overnight lows between 54° and 69°. 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 Strathroy. See also: September | October | November.