S
M
T
W
T
F
S
26
78°
59°
27
83°
63°
28
83°
68°
29
79°
61°
30
84°
54°
31
85°
59°
1
78°
67°
2
80°
68°
3
81°
63°
4
86°
54°
5
87°
68°
6
87°
66°
7
85°
69°
8
87°
66°
9
86°
64°
10
84°
67°
11
75°
67°
12
76°
65°
13
83°
61°
14
77°
67°
15
82°
68°
16
84°
71°
17
82°
70°
18
81°
65°
19
79°
62°
20
81°
65°
21
82°
64°
22
82°
62°
23
75°
59°
24
N/A
25
79°
52°
26
80°
59°
27
79°
58°
28
82°
56°
29
80°
57°
30
82°
62°
31
77°
56°
1
77°
57°
2
74°
53°
3
75°
53°
4
78°
55°
5
77°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Gratiot
Gratiot's August 2026 forecast shows daily high temperatures ranging from 74° to 82°, with overnight lows between 52° and 62°. The average high for August is 78° with an average low of 56°. 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 Gratiot. See also: September | October | November.