S
M
T
W
T
F
S
26
76°
66°
27
80°
66°
28
75°
58°
29
76°
57°
30
77°
63°
31
78°
62°
1
74°
62°
2
74°
60°
3
77°
60°
4
74°
62°
5
75°
70°
6
72°
63°
7
75°
64°
8
76°
65°
9
74°
64°
10
72°
62°
11
70°
62°
12
72°
64°
13
76°
64°
14
71°
63°
15
74°
64°
16
71°
64°
17
70°
63°
18
70°
63°
19
72°
62°
20
71°
63°
21
73°
63°
22
72°
62°
23
74°
63°
24
76°
64°
25
76°
64°
26
75°
63°
27
75°
62°
28
68°
61°
29
70°
62°
30
75°
62°
31
75°
63°
1
76°
62°
2
74°
58°
3
66°
55°
4
65°
56°
5
71°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Goderich
Goderich's August 2026 forecast shows daily high temperatures ranging from 65° to 80°, with overnight lows between 55° and 70°. The average high for August is 73° 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 Goderich. See also: September | October | November.
