S
M
T
W
T
F
S
26
85°
70°
27
85°
71°
28
86°
71°
29
86°
74°
30
87°
74°
31
88°
73°
1
86°
74°
2
86°
74°
3
87°
73°
4
86°
74°
5
86°
73°
6
85°
72°
7
85°
72°
8
86°
71°
9
86°
73°
10
87°
73°
11
85°
72°
12
84°
72°
13
85°
70°
14
84°
70°
15
85°
72°
16
86°
72°
17
85°
71°
18
84°
70°
19
85°
69°
20
84°
70°
21
89°
67°
22
85°
65°
23
84°
66°
24
85°
69°
25
84°
70°
26
85°
71°
27
88°
70°
28
89°
70°
29
88°
69°
30
87°
69°
31
88°
68°
1
83°
68°
2
84°
70°
3
87°
67°
4
88°
71°
5
88°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Grimesland
Grimesland's August 2026 forecast shows daily high temperatures ranging from 83° to 89°, with overnight lows between 65° and 74°. The average high for August is 86° with an average low of 71°. 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 Grimesland. See also: September | October | November.