S
M
T
W
T
F
S
26
70°
52°
27
74°
50°
28
70°
49°
29
71°
51°
30
70°
55°
31
77°
56°
1
76°
50°
2
70°
52°
3
70°
52°
4
71°
53°
5
70°
56°
6
77°
58°
7
78°
55°
8
75°
58°
9
77°
56°
10
77°
57°
11
78°
58°
12
75°
58°
13
78°
59°
14
79°
52°
15
71°
49°
16
69°
56°
17
76°
50°
18
69°
53°
19
72°
56°
20
77°
52°
21
75°
48°
22
68°
49°
23
67°
46°
24
67°
50°
25
73°
54°
26
75°
51°
27
72°
54°
28
73°
52°
29
70°
55°
30
67°
50°
31
68°
46°
1
65°
44°
2
65°
44°
3
Hist. Avg.
70°
48°
4
Hist. Avg.
70°
48°
5
Hist. Avg.
70°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Grainet
Grainet's August 2026 forecast shows daily high temperatures ranging from 65° to 79°, with overnight lows between 44° and 59°. The average high for August is 72° with an average low of 52°. 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 Grainet. See also: September | October | November.