S
M
T
W
T
F
S
26
83°
63°
27
77°
63°
28
77°
59°
29
78°
63°
30
81°
65°
31
83°
64°
1
82°
63°
2
78°
64°
3
84°
60°
4
81°
56°
5
77°
58°
6
79°
56°
7
77°
56°
8
76°
57°
9
75°
55°
10
77°
61°
11
79°
63°
12
81°
63°
13
82°
55°
14
77°
55°
15
77°
56°
16
79°
58°
17
76°
56°
18
76°
55°
19
77°
55°
20
78°
56°
21
79°
60°
22
81°
62°
23
83°
63°
24
84°
63°
25
83°
62°
26
84°
60°
27
81°
59°
28
82°
62°
29
82°
57°
30
79°
53°
31
75°
50°
1
72°
53°
2
73°
51°
3
73°
52°
4
74°
51°
5
72°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Corunna
Corunna's August 2026 forecast shows daily high temperatures ranging from 72° to 84°, with overnight lows between 50° and 65°. The average high for August is 79° with an average low of 58°. 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 Corunna. See also: September | October | November.